AIWROKÈí¼þµ÷ÓöàÈÎÎñËæ»úµ¹¼ÆÊ±º¯Êý
- function ¶àÈÎÎñËæ»úµ¹¼ÆÊ±(minSeconds, maxSeconds, ÈÎÎñÁбí) {
- // Ëæ»úÑ¡ÔñÒ»¸ö¿ªÊ¼Ê±¼ä
- var randomInterval = Math.floor(Math.random() * (maxSeconds - minSeconds + 1) + minSeconds);
- console.log("µ¹¼ÆÊ±¿ªÊ¼: " + randomInterval + " Ãë");
- // ÉèÖÃÒ»¸öµ¹¼ÆÊ±¶¨Ê±Æ÷
- var intervalId = setInterval(function() {
- console.log(randomInterval + " ÃëÊ£Óà");
- // µ±µ¹¼ÆÊ±½áÊøÊ±
- if (randomInterval <= 0) {
- clearInterval(intervalId);
- console.log("µ¹¼ÆÊ±½áÊø");
- // Ëæ»úÖ´ÐÐÈÎÎñÁбíÖеÄÒ»¸öÈÎÎñ
- var Ëæ»úÈÎÎñË÷Òý = Math.floor(Math.random() * ÈÎÎñÁбí.length);
- var Ëæ»úÈÎÎñ = ÈÎÎñÁбí[Ëæ»úÈÎÎñË÷Òý];
- console.log("Ö´ÐÐÈÎÎñ: " + Ëæ»úÈÎÎñ.ÈÎÎñÃû³Æ);
- // Ö´ÐÐÈÎÎñ
- Ëæ»úÈÎÎñ.ÈÎÎñº¯Êý();
- }
- randomInterval--;
- }, 1000);
- }
- // ¶¨ÒåһЩÈÎÎñ
- var ÈÎÎñÁбí = [
- {
- ÈÎÎñÃû³Æ: "ÈÎÎñ1 - ´òÓ¡ÏûÏ¢",
- ÈÎÎñº¯Êý: function() {
- console.log("ÈÎÎñ1 ÒÑÖ´ÐУºÕâÊÇÒ»¸ö¼òµ¥µÄÏûÏ¢¡£");
- }
- },
- {
- ÈÎÎñÃû³Æ: "ÈÎÎñ2 - ÏÔʾ¾¯¸æ",
- ÈÎÎñº¯Êý: function() {
- alert("ÈÎÎñ2 ÒÑÖ´ÐУºÕâÊÇÒ»¸ö¾¯¸æÏûÏ¢£¡");
- }
- },
- {
- ÈÎÎñÃû³Æ: "ÈÎÎñ3 - ¸Ä±ä±³¾°ÑÕÉ«",
- ÈÎÎñº¯Êý: function() {
- document.body.style.backgroundColor = "lightblue";
- console.log("ÈÎÎñ3 ÒÑÖ´ÐУº±³¾°ÑÕÉ«ÒѸÄΪdzÀ¶É«¡£");
- }
- }
- ];
- // µ÷ÓöàÈÎÎñËæ»úµ¹¼ÆÊ±º¯Êý£¬ÉèÖÃËæ»úµ¹¼ÆÊ±ÔÚ5µ½10ÃëÖ®¼ä£¬²¢´«ÈëÈÎÎñÁбí
- ¶àÈÎÎñËæ»úµ¹¼ÆÊ±(5, 10, ÈÎÎñÁбí);
¸´ÖÆ´úÂë
´úÂëÖðÐнâÊÍ function ¶àÈÎÎñËæ»úµ¹¼ÆÊ±(minSeconds, maxSeconds, ÈÎÎñÁбí) { ¶¨ÒåÒ»¸öÃûΪ ¶àÈÎÎñËæ»úµ¹¼ÆÊ± µÄº¯Êý£¬¸Ãº¯Êý½ÓÊÜÈý¸ö²ÎÊý£º minSeconds£ºµ¹¼ÆÊ±µÄ×îСÃëÊý¡£ maxSeconds£ºµ¹¼ÆÊ±µÄ×î´óÃëÊý¡£ ÈÎÎñÁÐ±í£ºÒ»¸ö°üº¬¶à¸öÈÎÎñ¶ÔÏóµÄÊý×飬ÿ¸öÈÎÎñ¶ÔÏó¶¼ÓÐÒ»¸öÈÎÎñÃû³ÆºÍÒ»¸öÈÎÎñº¯Êý¡£ var randomInterval = Math.floor(Math.random() * (maxSeconds - minSeconds + 1) + minSeconds); ʹÓà Math.random() Éú³ÉÒ»¸ö0µ½1Ö®¼äµÄËæ»úÊý¡£ ͨ¹ý³ËÒÔ (maxSeconds - minSeconds + 1) ²¢¼ÓÉÏ minSeconds£¬½«Õâ¸öËæ»úÊýת»»ÎªÔÚ minSeconds µ½ maxSeconds Ö®¼äµÄÕûÊýÃëÊý¡£ ʹÓà Math.floor ¶Ô½á¹û½øÐÐÈ¡Õû£¬È·±£µÃµ½µÄÊÇÒ»¸öÕûÊý¡£ Õâ¸öÕûÊý¾ÍÊǵ¹¼ÆÊ±µÄ³õʼʱ¼ä¡£ console.log("µ¹¼ÆÊ±¿ªÊ¼: " + randomInterval + " Ãë"); ʹÓà console.log ´òÓ¡µ¹¼ÆÊ±¿ªÊ¼µÄÏûÏ¢£¬°üÀ¨³õʼµÄµ¹¼ÆÊ±Ê±¼ä¡£ var intervalId = setInterval(function() { ʹÓà setInterval ÉèÖÃÒ»¸ö¶¨Ê±Æ÷£¬Ã¿1000ºÁÃ루¼´1Ã룩ִÐÐÒ»´ÎÄäÃûº¯Êý¡£ setInterval ·µ»ØÒ»¸ö¶¨Ê±Æ÷µÄID£¬´æ´¢ÔÚ intervalId ±äÁ¿ÖУ¬ÒÔ±ãºóÐøÇå³ý¶¨Ê±Æ÷¡£ console.log(randomInterval + " ÃëÊ£Óà"); ÿÃëÖ´ÐÐÒ»´Î£¬´òÓ¡µ±Ç°µ¹¼ÆÊ±Ê£ÓàµÄÃëÊý¡£ if (randomInterval <= 0) { ¼ì²éµ¹¼ÆÊ±Ê£ÓàµÄÃëÊýÊÇ·ñСÓÚ»òµÈÓÚ0¡£ clearInterval(intervalId); Èç¹ûµ¹¼ÆÊ±½áÊø£¨¼´Ê£ÓàÃëÊýΪ0£©£¬Ê¹Óà clearInterval Çå³ý¶¨Ê±Æ÷£¬Í£Ö¹µ¹¼ÆÊ±¡£ console.log("µ¹¼ÆÊ±½áÊø"); ´òÓ¡µ¹¼ÆÊ±½áÊøµÄÏûÏ¢¡£ var Ëæ»úÈÎÎñË÷Òý = Math.floor(Math.random() * ÈÎÎñÁбí.length); Éú³ÉÒ»¸ö0µ½1Ö®¼äµÄËæ»úÊý¡£ ͨ¹ý³ËÒÔ ÈÎÎñÁбí.length ²¢È¡Õû£¬µÃµ½Ò»¸öÔÚÈÎÎñÁбíË÷Òý·¶Î§ÄÚµÄËæ»úÕûÊý¡£ Õâ¸öÕûÊýÊÇÒ»¸öËæ»úÈÎÎñµÄË÷Òý¡£ var Ëæ»úÈÎÎñ = ÈÎÎñÁбí[Ëæ»úÈÎÎñË÷Òý]; ʹÓÃËæ»úË÷Òý´ÓÈÎÎñÁбíÖÐÑ¡ÔñÒ»¸öÈÎÎñ¶ÔÏ󣬲¢½«Æä´æ´¢ÔÚ Ëæ»úÈÎÎñ ±äÁ¿ÖС£ console.log("Ö´ÐÐÈÎÎñ: " + Ëæ»úÈÎÎñ.ÈÎÎñÃû³Æ); ´òÓ¡½«ÒªÖ´ÐеÄÈÎÎñµÄÃû³Æ¡£ Ëæ»úÈÎÎñ.ÈÎÎñº¯Êý(); Ö´ÐÐËæ»úÑ¡ÔñµÄÈÎÎñ¶ÔÏóÖеÄÈÎÎñº¯Êý¡£ } ¹Ø±Õ if Óï¾ä¿é¡£ randomInterval--; ÿÃëÖ´ÐÐÒ»´Î£¬½«µ¹¼ÆÊ±Ê£ÓàµÄÃëÊý¼õ1¡£ }, 1000); } ¹Ø±Õ setInterval Óï¾ä¿é¡£ ¹Ø±Õ ¶àÈÎÎñËæ»úµ¹¼ÆÊ± º¯Êý¶¨Òå¡£ var ÈÎÎñÁбí = [ { ÈÎÎñÃû³Æ: "ÈÎÎñ1 - ´òÓ¡ÏûÏ¢", ÈÎÎñº¯Êý: function() { console.log("ÈÎÎñ1 ÒÑÖ´ÐУºÕâÊÇÒ»¸ö¼òµ¥µÄÏûÏ¢¡£"); } }, { ÈÎÎñÃû³Æ: "ÈÎÎñ2 - ÏÔʾ¾¯¸æ", ÈÎÎñº¯Êý: function() { alert("ÈÎÎñ2 ÒÑÖ´ÐУºÕâÊÇÒ»¸ö¾¯¸æÏûÏ¢£¡"); } }, { ÈÎÎñÃû³Æ: "ÈÎÎñ3 - ¸Ä±ä±³¾°ÑÕÉ«", ÈÎÎñº¯Êý: function() { document.body.style.backgroundColor = "lightblue"; console.log("ÈÎÎñ3 ÒÑÖ´ÐУº±³¾°ÑÕÉ«ÒѸÄΪdzÀ¶É«¡£"); } } ]; ¶¨ÒåÒ»¸ö°üº¬¶à¸öÈÎÎñ¶ÔÏóµÄÊý×é ÈÎÎñÁÐ±í¡£ ÿ¸öÈÎÎñ¶ÔÏóÓÐÁ½¸öÊôÐÔ£º ÈÎÎñÃû³Æ£º×Ö·û´®£¬±íʾÈÎÎñµÄÃû³Æ¡£ ÈÎÎñº¯Êý£ºº¯Êý£¬±íʾҪִÐеÄÈÎÎñµÄ²Ù×÷¡£ ¶àÈÎÎñËæ»úµ¹¼ÆÊ±(5, 10, ÈÎÎñÁбí); µ÷Óà ¶àÈÎÎñËæ»úµ¹¼ÆÊ± º¯Êý£¬ÉèÖÃËæ»úµ¹¼ÆÊ±ÔÚ5µ½10ÃëÖ®¼ä£¬²¢´«ÈëÈÎÎñÁÐ±í¡£ ʹÓ󡾰˵Ã÷ ÍøÒ³¹ã¸æÕ¹Ê¾£º ÔÚÍøÒ³ÖУ¬¿ÉÒÔʹÓÃÕâ¸öËæ»úµ¹¼ÆÊ±º¯ÊýÀ´Ëæ»úչʾ²»Í¬µÄ¹ã¸æ¡£Ã¿¸ö¹ã¸æ¿ÉÒÔ×÷Ϊһ¸öÈÎÎñ£¬º¯ÊýÖ´ÐÐʱ»áÏÔʾÏàÓ¦µÄ¹ã¸æÄÚÈÝ¡£ ÓÎϷʼþ´¥·¢£º ÔÚÓÎÏ·ÖУ¬¿ÉÒÔʹÓÃÕâ¸öº¯ÊýÀ´Ëæ»ú´¥·¢²»Í¬µÄʼþ¡£Ã¿¸öʼþ¿ÉÒÔ×÷Ϊһ¸öÈÎÎñ£¬º¯ÊýÖ´ÐÐʱ»á´¥·¢ÏàÓ¦µÄÓÎÏ·Âß¼¡£ ×Ô¶¯»¯²âÊÔ£º ÔÚ×Ô¶¯»¯²âÊÔÖУ¬¿ÉÒÔʹÓÃÕâ¸öº¯ÊýÀ´Ëæ»úÑ¡Ôñ²¢Ö´Ðв»Í¬µÄ²âÊÔÓÃÀý¡£ÕâÑù¿ÉÒÔÈ·±£²âÊÔµÄÈ«ÃæÐÔºÍËæ»úÐÔ£¬Ìá¸ß²âÊԵĸ²¸ÇÂÊ¡£ Óû§Í¨Öª£º ÔÚÐèÒª¶¨ÆÚÏòÓû§·¢ËÍ֪ͨµÄÓ¦ÓÃÖУ¬¿ÉÒÔʹÓÃÕâ¸öº¯ÊýÀ´Ëæ»úÑ¡Ôñ·¢ËÍ֪ͨµÄʱ¼ä¼ä¸ô¡£Í¨Öª¿ÉÒÔ×÷Ϊһ¸öÈÎÎñ£¬º¯ÊýÖ´ÐÐʱ»áÏòÓû§·¢ËÍ֪ͨÐÅÏ¢¡£ ͨ¹ýÕâÖÖ·½Ê½£¬¿ÉÒÔÔö¼ÓϵͳµÄÁé»îÐÔºÍËæ»úÐÔ£¬ÊÊÓÃÓÚ¶àÖÖÐèÒª¶¨Ê±ºÍËæ»úÖ´ÐÐÈÎÎñµÄ³¡¾°¡£
|