定义和用法
该strlen （ ）函数返回的长度字符串。
他的作用是计算字字符长度的,中文一个字为2
语法
strlen(string)
Parameter Copy after login |
Description |
|---|---|
| string | Required. Specifies the string to check |
来看个简单的例子吧.
<!--?phpecho strlen("Hello world!");?-->输出为
12
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