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php入门教程:stripos 实例教程

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Release： 2016-06-13 11:16:39
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php入门教程:stripos  实例教程

定义和用法
该stripos （ ）函数返回位置，首次出现了字串的开始位置。

如果字符串是没有发现，此功能返回FALSE 。

stripos(string,find,start)
参数 说明

string: 必须先,

find: 必须要查找的字符串

start: Optional. Specifies where to begin the search


好了下面我们来看看.stripos例子.


echo stripos("Hello world!","WO");
?>


输出结果为.
6


Related labels：
php Getting Started Tutorial function Example Tutorial usage
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