JavaScript split () method
Examples
To split a string into an array of strings:
var str="How are you doing today?";
var n=str.split(" ");
var n=str.split(" ");
n output values of an array:
How,are,you,doing,today?
try it"
Definition and Usage
split () method is used to split a string into an array of strings.
Tip: If the empty string ( "") used as a separator, then stringObject the city is divided between each character.
Note: split () method does not change the original string.
Browser Support
All major browsers support split () method
grammar
string.split( separator , limit )
Parameter Value
参数 | 描述 |
---|---|
separator | 可选。字符串或正则表达式,从该参数指定的地方分割 string Object。 |
limit | 可选。该参数可指定返回的数组的最大长度。如果设置了该参数,返回的子串不会多于这个参数指定的数组。如果没有设置该参数,整个字符串都会被分割,不考虑它的长度。 |
return value
类型 | 描述 |
---|---|
Array | 一个字符串数组。该数组是通过在 separator 指定的边界处将字符串 string Object 分割成子串创建的。返回的数组中的字串不包括 separator 自身。 |
technical details
JavaScript version: | 1.1 |
---|
More examples
Examples
Partition parameter is omitted:
var str="How are you doing today?";
var n=str.split();
var n=str.split();
n output array worthy results:
How are you doing today?
try it"
Examples
Split each character, including spaces:
var str="How are you doing today?";
var n=str.split("");
var n=str.split("");
n output array worthy results:
H,o,w, ,a,r,e, ,y,o,u, ,d,o,i,n,g, ,t,o,d,a,y,?
try it"
Examples
Use limit parameters:
var str="How are you doing today?";
var n=str.split(" ",3);
var n=str.split(" ",3);
n output 3 array of values:
How,are,you
try it"
Examples
Use a character as a delimiter:
var str="How are you doing today?";
var n=str.split("o");
var n=str.split("o");
n output array worthy results:
H,w are y,u d,ing t,day?
try it"