![]()
// ¶¨Ò庯Êý
function myFunction() {
// ¶¨ÒåÒ»¸ö°üº¬Ë®¹ûÃû³ÆµÄÊý×é
var fruits = ["Banana", "Orange", "Apple", "Mango"];
console.log("ÔʼÊý×é: ", fruits);
// ʹÓà toString ·½·¨½«Êý×éת»»Îª×Ö·û´®
var str = fruits.toString();
console.log("ת»»ºóµÄ×Ö·û´®: ", str);
// ·µ»Øת»»ºóµÄ×Ö·û´®
return str;
}
// µ÷Óú¯Êý
var result = myFunction();
![]()
2. ½«Êý×黥ת×Ö·û´®
// ¶¨Ò庯Êý£¬½«Êý×éת»»Îª×Ö·û´®
function arrayToString() {
// ¶¨ÒåÒ»¸ö°üº¬Ë®¹ûÃû³ÆµÄÊý×é
var fruits = ["Banana", "Orange", "Apple", "Mango"];
console.log("ÔʼÊý×é: ", fruits);
// ʹÓà toString ·½·¨½«Êý×éת»»Îª×Ö·û´®
var str = fruits.toString();
console.log("Êý×éת»»ºóµÄ×Ö·û´®: ", str);
return str;
}
// ¶¨Ò庯Êý£¬½«×Ö·û´®×ª»»ÎªÊý×é
function stringToArray(str) {
// ʹÓà split ·½·¨½«×Ö·û´®×ª»»ÎªÊý×飬ÒÔ¶ººÅ×÷Ϊ·Ö¸ô·û
var newArray = str.split(',');
console.log("×Ö·û´®×ª»»ºóµÄÊý×é: ", newArray);
return newArray;
}
// µ÷Óà arrayToString º¯Êý½øÐÐÊý×éµ½×Ö·û´®µÄת»»
var resultStr = arrayToString();
// µ÷Óà stringToArray º¯Êý½øÐÐ×Ö·û´®µ½Êý×éµÄת»»
var resultArray = stringToArray(resultStr);
Ò»¡¢Êý×éת×Ö·û´®½×¶Î
- ¶¨Òå
arrayToString
º¯Êý
- ´´½¨Ë®¹ûÊý×飺
["Banana", "Orange", "Apple", "Mango"]
- ¿ØÖÆ̨Êä³öÔʼÊý×éÄÚÈÝ
- ʹÓÃ
toString()
·½·¨½«Êý×éת»»Îª¶ººÅ·Ö¸ôµÄ×Ö·û´® - ת»»½á¹û£º
"Banana,Orange,Apple,Mango"
- ·µ»ØÉú³ÉµÄ×Ö·û´®
¿ØÖÆ̨µÚÒ»´ÎÊä³ö£º
ÔʼÊý×é: ["Banana", "Orange", "Apple", "Mango"]
Êý×éת»»ºóµÄ×Ö·û´®: Banana,Orange,Apple,Mango
¶þ¡¢×Ö·û´®×ªÊý×é½×¶Î
- µ÷ÓÃ
stringToArray
º¯Êý
- ½ÓÊÕ֮ǰÉú³ÉµÄ×Ö·û´®²ÎÊý
- ʹÓÃ
split(',')
·½·¨°´¶ººÅ·Ö¸î×Ö·û´® - Éú³ÉÐÂÊý×飺
["Banana", "Orange", "Apple", "Mango"]
- ·µ»ØÐÂÊý×é
¿ØÖÆ̨µÚ¶þ´ÎÊä³ö£º
×Ö·û´®×ª»»ºóµÄÊý×é: ["Banana", "Orange", "Apple", "Mango"]
Èý¡¢×îÖÕ½á¹û
- ת»»ºóµÄÊý×éÓëÔʼÊý×éÍêÈ«Ò»ÖÂ
- ÔªËØ˳ÐòºÍÄÚÈݾù±»ÍêÕû±£Áô
- Êý¾ÝÀàÐͱ£³ÖΪ×Ö·û´®£¨ÈçÐ軹ÔÔʼÀàÐÍÐè¶îÍâ´¦Àí£©
×¢ÒâÊÂÏ
toString()
»á×Ô¶¯ÓöººÅÁ¬½ÓÊý×éÔªËØsplit(',')
ÊÇÄæÏò²Ù×÷µÄ¹Ø¼ü£¬ÐèÓë·Ö¸ô·ûÆ¥Åä- ¸Ã·½·¨ÊÊÓÃÓÚ¼òµ¥Êý¾Ý½á¹¹£¬Èç¹ûÊý×éÔªËر¾Éí°üº¬¶ººÅʱ»á³öÏÖ´íÎó·Ö¸î
- Êý×ֵȷÇ×Ö·û´®ÀàÐÍÔÚת»»¹ý³ÌÖлᱻÒþʽת»»Îª×Ö·û´®
Õû¸ö¹ý³ÌʵÏÖÁËÊý×é ↔ ×Ö·û´®µÄÎÞËðת»»£¨ÔÚÔªËز»º¬¶ººÅµÄÇé¿öÏ£©£¬Õ¹Ê¾ÁË JavaScript ´¦ÀíÊý¾Ý¸ñʽת»»µÄ»ù´¡·½·¨¡£