Definition and Usage
定义与用法
The split() method is used to split a string into an array of strings.
(本文来源于图老师网站,更多请访问http://m.tulaoshi.com/webkaifa/)split()方法用于将一个字符串分解成一个数组对象。
(本文来源于图老师网站,更多请访问http://m.tulaoshi.com/webkaifa/)Syntax
语法
stringObject.split(separator, howmany)
Parameter
参数
Description
注释
separator
分隔符
Required. Specifies the character, regular expression, or substring that is used to determine where to split the string
必选项。指定的字符,字符串或正则表达式,作为分解用的分隔符
howmany
次数
Optional. Specify how many times split should occur. Must be a numeric value
可选项。指定分解的次数
Tips and Notes
注意
Note: If an empty string ("") is used as the separator, the string is split between each character.
注意:如果用空字符("")作为分隔符号,字符串将被分解成每个所包含的字符所组成的数组。
Example
实例
In this example we will split up a string in different ways:
在本例中,我们将用两种不同的方法分解一个字符串:
script type="text/javascript"var str="How are you doing today?"document.write(str.split(" ") + "br /")document.write(str.split("") + "br /")document.write(str.split(" ",3))/script
The output of the code above will be:
输出结果为:
How,are,you,doing,today?H,o,w, ,a,r,e, ,y,o,u, ,d,o,i,n,g, ,t,o,d,a,y,?How,are,you