AIWROK软件数学方法集合小结

YYPOST群发软件 发表于 2025-4-7 09:12:15

AIWROK软件数学方法集合小结<div><div class="blockcode"><blockquote>/** * //适用本文档ES5系统安卓 JavaScript引擎Rhino * 数学方法全集 * 运行环境: Android + Rhino 1.7.13 + ES5 */ // 定义数学对象 var 数学 = {}; /** * 二为底的e的对数 * @setting ROOT 代理激活无障碍键鼠硬件 * @returns {number} 返回二为底的e的对数 */ 数学.__二为底的e的对数 = function() { return Math.LOG2E; }; /** * 二的平方根 * @setting ROOT 代理激活无障碍键鼠硬件 * @returns {number} 返回二的平方根 */ 数学._二的平方根 = function() { return Math.SQRT2; }; /** * e为底的自然对数 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} x - 要计算自然对数的数字 * @returns {number|null} 返回自然对数值或null */ 数学.e为底的自然对数 = function(x) { try { if (typeof x !== "number" || isNaN(x) || x <= 0) return null; return Math.log(x); } catch (e) { return null; } }; /** * e的x次幂 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} x - 指数 * @returns {number|null} 返回e的x次幂或null */ 数学.e的x次幂 = function(x) { try { if (typeof x !== "number" || isNaN(x)) return null; return Math.exp(x); } catch (e) { return null; } }; /** * 计算x与y的弧度 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} y - y坐标 * @param {number} x - x坐标 * @returns {number|null} 返回弧度值或null */ 数学.x与y的弧度 = function(y, x) { try { if (typeof x !== "number" || typeof y !== "number" || isNaN(x) || isNaN(y)) return null; return Math.atan2(y, x); } catch (e) { return null; } }; /** * 上取整 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要上取整的数字 * @returns {number|null} 返回上取整后的值或null */ 数学.上取整 = function(num) { try { if (typeof num !== "number" || isNaN(num)) return null; return Math.ceil(num); } catch (e) { return null; } }; /** * 下取整 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要下取整的数字 * @returns {number|null} 返回下取整后的值或null */ 数学.下取整 = function(num) { try { if (typeof num !== "number" || isNaN(num)) return null; return Math.floor(num); } catch (e) { return null; } }; /** * 二的平方根的倒数 * @setting ROOT 代理激活无障碍键鼠硬件 * @returns {number} 返回二的平方根的倒数 */ 数学.二的平方根的倒数 = function() { return Math.SQRT1_2; }; /** * 余弦 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} x - 弧度值 * @returns {number|null} 返回余弦值或null */ 数学.余弦 = function(x) { try { if (typeof x !== "number" || isNaN(x)) return null; return Math.cos(x); } catch (e) { return null; } }; /** * 保留小数位数 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要处理的数字 * @param {number} digits - 保留的小数位数 * @returns {number|null} 返回处理后的数字或null */ 数学.保留小数位数 = function(num, digits) { try { if (typeof num !== "number" || typeof digits !== "number" || isNaN(num) || isNaN(digits) || digits < 0) return null; return Number(num.toFixed(digits)); } catch (e) { return null; } }; /** * 十的自然对数 * @setting ROOT 代理激活无障碍键鼠硬件 * @returns {number} 返回十的自然对数 */ 数学.十的自然对数 = function() { return Math.LN10; }; /** * 双曲正切值 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} x - 要计算双曲正切的数字 * @returns {number|null} 返回双曲正切值或null */ 数学.双曲正切值 = function(x) { try { if (typeof x !== "number" || isNaN(x)) return null; return Math.tanh(x); } catch (e) { return null; } }; /** * 反余弦 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} x - 要计算反余弦的数字 * @returns {number|null} 返回反余弦值或null */ 数学.反余弦 = function(x) { try { if (typeof x !== "number" || isNaN(x) || x < -1 || x > 1) return null; return Math.acos(x); } catch (e) { return null; } }; /** * 反正切 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} x - 要计算反正切的数字 * @returns {number|null} 返回反正切值或null */ 数学.反正切 = function(x) { try { if (typeof x !== "number" || isNaN(x)) return null; return Math.atan(x); } catch (e) { return null; } }; /** * 反正弦 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} x - 要计算反正弦的数字 * @returns {number|null} 返回反正弦值或null */ 数学.反正弦 = function(x) { try { if (typeof x !== "number" || isNaN(x) || x < -1 || x > 1) return null; return Math.asin(x); } catch (e) { return null; } }; /** * 取小数部分 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要取小数部分的数字 * @returns {number|null} 返回小数部分或null */ 数学.取小数 = function(num) { try { if (typeof num !== "number" || isNaN(num)) return null; return num - Math.floor(num); } catch (e) { return null; } }; /** * 取整 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要取整的数字 * @returns {number|null} 返回整数部分或null */ 数学.取整 = function(num) { try { if (typeof num !== "number" || isNaN(num)) return null; return Math.trunc(num); } catch (e) { return null; } }; /** * 取最大值 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {...number} nums - 要比较的数字 * @returns {number|null} 返回最大值或null */ 数学.取最大值 = function() { try { if (arguments.length === 0) return null; for (var i = 0; i < arguments.length; i++) { if (typeof arguments !== "number" || isNaN(arguments)) return null; } return Math.max.apply(null, arguments); } catch (e) { return null; } }; /** * 取最小值 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {...number} nums - 要比较的数字 * @returns {number|null} 返回最小值或null */ 数学.取最小值 = function() { try { if (arguments.length === 0) return null; for (var i = 0; i < arguments.length; i++) { if (typeof arguments !== "number" || isNaN(arguments)) return null; } return Math.min.apply(null, arguments); } catch (e) { return null; } }; /** * 四舍五入 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要四舍五入的数字 * @returns {number|null} 返回四舍五入后的值或null */ 数学.四舍五入 = function(num) { try { if (typeof num !== "number" || isNaN(num)) return null; return Math.round(num); } catch (e) { return null; } }; /** * 圆周率 * @setting ROOT 代理激活无障碍键鼠硬件 * @returns {number} 返回圆周率 */ 数学.圆周率 = function() { return Math.PI; }; /** * 字符转数字 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {string} str - 要转换的字符串 * @returns {number|null} 返回转换后的数字或null */ 数学.字符转数字 = function(str) { try { if (typeof str !== "string") return null; var num = Number(str); return isNaN(num) ? null : num; } catch (e) { return null; } }; /** * 平方根 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要计算平方根的数字 * @returns {number|null} 返回平方根或null */ 数学.平方根 = function(num) { try { if (typeof num !== "number" || isNaN(num) || num < 0) return null; return Math.sqrt(num); } catch (e) { return null; } }; /** * 格式化长度 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要格式化的数字 * @returns {string|null} 返回格式化后的字符串或null */ 数学.格式化长度 = function(num) { try { if (typeof num !== "number" || isNaN(num)) return null; return num.toString(); } catch (e) { return null; } }; /** * 正切 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} x - 弧度值 * @returns {number|null} 返回正切值或null */ 数学.正切 = function(x) { try { if (typeof x !== "number" || isNaN(x)) return null; return Math.tan(x); } catch (e) { return null; } }; /** * 正弦 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} x - 弧度值 * @returns {number|null} 返回正弦值或null */ 数学.正弦 = function(x) { try { if (typeof x !== "number" || isNaN(x)) return null; return Math.sin(x); } catch (e) { return null; } }; /** * 算术常量e * @setting ROOT 代理激活无障碍键鼠硬件 * @returns {number} 返回算术常量e */ 数学.算术常量e = function() { return Math.E; }; /** * 绝对值 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要计算绝对值的数字 * @returns {number|null} 返回绝对值或null */ 数学.绝对值 = function(num) { try { if (typeof num !== "number" || isNaN(num)) return null; return Math.abs(num); } catch (e) { return null; } }; /** * 转小数字符 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要转换的数字 * @param {number} - 小数位数 * @returns {string|null} 返回转换后的字符串或null */ 数学.转小数字符 = function(num, fractionDigits) { try { if (typeof num !== "number" || isNaN(num)) return null; return num.toFixed(fractionDigits); } catch (e) { return null; } }; /** * 转指数计数法 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} num - 要转换的数字 * @param {number} - 小数位数 * @returns {string|null} 返回转换后的字符串或null */ 数学.转指数计数法 = function(num, fractionDigits) { try { if (typeof num !== "number" || isNaN(num)) return null; return num.toExponential(fractionDigits); } catch (e) { return null; } }; /** * 随机小数 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} min - 最小值 * @param {number} max - 最大值 * @returns {number|null} 返回随机小数或null */ 数学.随机小数 = function(min, max) { try { if (typeof min !== "number" || typeof max !== "number" || isNaN(min) || isNaN(max)) return null; return Math.random() * (max - min) + min; } catch (e) { return null; } }; /** * 随机整数 * @setting ROOT 代理激活无障碍键鼠硬件 * @param {number} min - 最小值 * @param {number} max - 最大值 * @returns {number|null} 返回随机整数或null */ 数学.随机整数 = function(min, max) { try { if (typeof min !== "number" || typeof max !== "number" || isNaN(min) || isNaN(max)) return null; min = Math.ceil(min); max = Math.floor(max); return Math.floor(Math.random() * (max - min + 1)) + min; } catch (e) { return null; } }; /** * 零至一随机数 * @setting ROOT 代理激活无障碍键鼠硬件 * @returns {number} 返回0到1之间的随机数 */ 数学.零至一随机数 = function() { return Math.random(); }; // Rhino环境下的导出 if (typeof Packages != "undefined") { this["数学"] = 数学; } // ===== 测试用例 ===== printl("\n基础常量测试:"); printl("二为底的e的对数: " + 数学.__二为底的e的对数()); printl("二的平方根: " + 数学._二的平方根()); printl("二的平方根的倒数: " + 数学.二的平方根的倒数()); printl("\n对数和指数测试:"); printl("e的2次幂: " + 数学.e的x次幂(2)); printl("ln(10): " + 数学.e为底的自然对数(10)); printl("\n三角函数测试:"); printl("x与y的弧度(1,1): " + 数学.x与y的弧度(1, 1)); printl("cos(0): " + 数学.余弦(0)); printl("\n取整测试:"); printl("3.7上取整: " + 数学.上取整(3.7)); printl("3.7下取整: " + 数学.下取整(3.7)); printl("\n格式化测试:"); printl("3.14159保留2位小数: " + 数学.保留小数位数(3.14159, 2)); printl("\n高级数学函数测试:"); printl("十的自然对数: " + 数学.十的自然对数()); printl("双曲正切值(1): " + 数学.双曲正切值(1)); printl("反余弦(0.5): " + 数学.反余弦(0.5)); printl("反正切(1): " + 数学.反正切(1)); printl("反正弦(0.5): " + 数学.反正弦(0.5)); printl("\n数值处理测试:"); printl("3.14取小数: " + 数学.取小数(3.14)); printl("3.14取整: " + 数学.取整(3.14)); printl("最大值(1,2,3,4,5): " + 数学.取最大值(1,2,3,4,5)); printl("最小值(1,2,3,4,5): " + 数学.取最小值(1,2,3,4,5)); printl("3.5四舍五入: " + 数学.四舍五入(3.5)); printl("圆周率: " + 数学.圆周率()); printl("\n字符和数字转换测试:"); printl("字符转数字('123'): " + 数学.字符转数字('123')); printl("平方根(16): " + 数学.平方根(16)); printl("格式化长度(3.14159): " + 数学.格式化长度(3.14159)); printl("\n三角函数测试:"); printl("正切(π/4): " + 数学.正切(Math.PI/4)); printl("正弦(π/2): " + 数学.正弦(Math.PI/2)); printl("\n常量和基本运算测试:"); printl("算术常量e: " + 数学.算术常量e()); printl("绝对值(-5): " + 数学.绝对值(-5)); printl("\n数字格式化测试:"); printl("转小数字符(3.14159, 2): " + 数学.转小数字符(3.14159, 2)); printl("转指数计数法(1234.5678, 2): " + 数学.转指数计数法(1234.5678, 2)); printl("\n随机数测试:"); printl("随机小数(0, 1): " + 数学.随机小数(0, 1)); printl("随机整数(1, 10): " + 数学.随机整数(1, 10)); printl("零至一随机数: " + 数学.零至一随机数()); printl("\n错误处理测试:"); printl("无效输入测试(e的x次幂): " + 数学.e的x次幂("abc")); printl("无效输入测试(保留小数位数): " + 数学.保留小数位数(3.14, -1)); printl("无效输入测试(平方根): " + 数学.平方根(-1)); printl("无效输入测试(字符转数字): " + 数学.字符转数字("abc"));</blockquote></div>AIWROK软件数学方法集合小结<div style="font-family: "Microsoft YaHei", 微软雅黑, 宋体, Tahoma, Helvetica, SimSun, sans-serif;"><ne-clipboard 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source="https%3A%2F%2Fwww.yuque.com%2Faiwork%2Fnba2pr%2Fatzkw8glx0uhle0w"></ne-clipboard><div class="lake-content" typography="classic">这段代码定义了一个名为<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">数学</code>的对象，该对象封装了一系列的数学函数和常量，适用于运行在Android设备上、使用Rhino 1.7.13版本的JavaScript引擎，并且遵循ES5标准。每个函数都有详细的注释说明其用途、参数和返回值。<ol class="ne-ol" style="padding-left: 23px;"><li id="u562d0388" data-lake-index-type="0">常量定义:</li></ol><ul class="ne-list-wrap" style="margin-left: 14px; padding-left: 23px; list-style: none;"><ul ne-level="1" class="ne-ul" style="margin-left: 14px; padding-left: 23px; list-style-position: initial; list-style-image: initial;"><li id="ud09edf9a" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">__二为底的e的对数</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">_二的平方根</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">二的平方根的倒数</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">十的自然对数</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">算术常量e</code>和<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">圆周率</code>这些函数都返回JavaScript内置的数学常量，如<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">Math.LOG2E</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">Math.SQRT2</code>等。</li></ul></ul><ol start="2" class="ne-ol" style="padding-left: 23px;"><li id="u276a0f44" data-lake-index-type="0">对数和指数函数:</li></ol><ul class="ne-list-wrap" style="margin-left: 14px; padding-left: 23px; list-style: none;"><ul ne-level="1" class="ne-ul" style="margin-left: 14px; padding-left: 23px; list-style-position: initial; list-style-image: initial;"><li id="ua54d3dff" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">e为底的自然对数</code>：计算给定数字<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">x</code>的自然对数（底数为e），如果输入无效（非数字或小于等于0），则返回<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">null</code>。</li><li id="u628798cc" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">e的x次幂</code>：计算e的<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">x</code>次幂，如果输入<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">x</code>无效（非数字），则返回<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">null</code>。</li></ul></ul><ol start="3" class="ne-ol" style="padding-left: 23px;"><li id="u083e488f" data-lake-index-type="0">三角函数:</li></ol><ul class="ne-list-wrap" style="margin-left: 14px; padding-left: 23px; list-style: none;"><ul ne-level="1" class="ne-ul" style="margin-left: 14px; padding-left: 23px; list-style-position: initial; list-style-image: initial;"><li id="ucf19ea1c" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">x与y的弧度</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">余弦</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">正弦</code>和<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">正切</code>分别用于计算两个坐标点的弧度以及单一弧度值对应的余弦、正弦和正切值。</li></ul></ul><ol start="4" class="ne-ol" style="padding-left: 23px;"><li id="u84e7aedb" data-lake-index-type="0">数值处理函数:</li></ol><ul class="ne-list-wrap" style="margin-left: 14px; padding-left: 23px; list-style: none;"><ul ne-level="1" class="ne-ul" style="margin-left: 14px; padding-left: 23px; list-style-position: initial; list-style-image: initial;"><li id="u932b49ea" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">上取整</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">下取整</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">取小数</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">取整</code>分别用于对数字进行上取整、下取整、取小数部分和取整数部分。</li><li id="ub84db187" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">保留小数位数</code>用于将数字保留指定的小数位数。</li><li id="u2e065acb" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">取最大值</code>和<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">取最小值</code>用于从一组数字中找出最大值和最小值。</li><li id="u40cfcf11" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">四舍五入</code>用于将数字四舍五入到最接近的整数。</li></ul></ul><ol start="5" class="ne-ol" style="padding-left: 23px;"><li id="ua4d4541b" data-lake-index-type="0">字符和数字转换函数:</li></ol><ul class="ne-list-wrap" style="margin-left: 14px; padding-left: 23px; list-style: none;"><ul ne-level="1" class="ne-ul" style="margin-left: 14px; padding-left: 23px; list-style-position: initial; list-style-image: initial;"><li id="ud0a48934" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">字符转数字</code>将字符串转换为数字，如果字符串不能转换为数字，则返回<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">null</code>。</li><li id="u07ab9ed4" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">格式化长度</code>将数字转换为字符串形式表示，无论输入的数字是否有小数部分。</li></ul></ul><ol start="6" class="ne-ol" style="padding-left: 23px;"><li id="u97095722" data-lake-index-type="0">高级数学函数:</li></ol><ul class="ne-list-wrap" style="margin-left: 14px; padding-left: 23px; list-style: none;"><ul ne-level="1" class="ne-ul" style="margin-left: 14px; padding-left: 23px; list-style-position: initial; list-style-image: initial;"><li id="u50a848bd" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">双曲正切值</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">反余弦</code>、<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">反正切</code>和<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">反正弦</code>分别用于计算双曲正切、反余弦、反正切和反正弦的值。</li></ul></ul><ol start="7" class="ne-ol" style="padding-left: 23px;"><li id="u63d399d9" data-lake-index-type="0">随机数生成函数:</li></ol><ul class="ne-list-wrap" style="margin-left: 14px; padding-left: 23px; list-style: none;"><ul ne-level="1" class="ne-ul" style="margin-left: 14px; padding-left: 23px; list-style-position: initial; list-style-image: initial;"><li id="u5d230e08" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">随机小数</code>生成指定范围内的随机小数。</li><li id="u174cf05c" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">随机整数</code>生成指定范围内的随机整数。</li><li id="ufa345c3d" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">零至一随机数</code>生成0到1之间的随机小数。</li></ul></ul><ol start="8" class="ne-ol" style="padding-left: 23px;"><li id="ud99d2828" data-lake-index-type="0">错误处理:</li></ol><ul class="ne-list-wrap" style="margin-left: 14px; padding-left: 23px; list-style: none;"><ul ne-level="1" class="ne-ul" style="margin-left: 14px; padding-left: 23px; list-style-position: initial; list-style-image: initial;"><li id="ucbad4d44" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;">每个函数都包含错误处理逻辑，确保在输入无效时返回<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">null</code>而不是抛出错误。</li></ul></ul><ol start="9" class="ne-ol" style="padding-left: 23px;"><li id="uac45530a" data-lake-index-type="0">Rhino环境下的导出:</li></ol><ul class="ne-list-wrap" style="margin-left: 14px; padding-left: 23px; list-style: none;"><ul ne-level="1" class="ne-ul" style="margin-left: 14px; padding-left: 23px; list-style-position: initial; list-style-image: initial;"><li id="u15ec6ab0" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;">如果运行环境是Rhino，则将<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">数学</code>对象导出为全局对象，以便在其他脚本中使用。</li></ul></ul><ol start="10" class="ne-ol" style="padding-left: 23px;"><li id="u828156aa" data-lake-index-type="0">测试用例:</li></ol><ul class="ne-list-wrap" style="margin-left: 14px; padding-left: 23px; list-style: none;"><ul ne-level="1" class="ne-ul" style="margin-left: 14px; padding-left: 23px; list-style-position: initial; list-style-image: initial;"><li id="uf0f80b46" data-lake-index-type="0" style="list-style-position: initial; list-style-image: initial;">代码末尾包含了一系列测试用例，用于验证上述函数的正确性。通过调用函数并打印结果来检查函数是否按预期工作。</li></ul></ul>注意：在代码中，<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">反正弦</code>函数的实现有一个小错误，应该是<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">if (typeof x !== "number" || isNaN(x) || x < -1 || x > 1)</code>，而不是<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">if (typeof x === "number" || isNaN(x) || x < -1 || x > 1)</code>。修正这个错误可以确保<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">反正弦</code>函数在输入无效时也能返回<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">null</code>。此外，还有一些格式化输出的函数，如<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">转小数字符</code>和<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">转指数计数法</code>，用于将数字转换为特定格式的字符串。这些函数同样包含了错误处理，确保输入有效。</div></div><div></div></div><div> </div><div> </div>

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