strlen
- 网络函数;串长度;字符串长度;求字符串长度
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Can you see the problem here if this string were passed to strlen ()?
你能看出如果这个字符串被传给strlen()函数会出现什么问题吗?
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If accessible , the strlen function is called , and the max length argument is ignored .
如果是strlen函数被调用,maxlength参数则被忽略。
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A common use of strlen is to estimate display-width .
strlen的一种常见用法是估算显示宽度。
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So , for example , if you 've coded your own strlen function , PHP would resolve to your function .
例如,如果您编写了自己的strlen函数,PHP会解析出您的函数。
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So strlen is the length of a string .
所以strlen就是字符串的长度。
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You may receive error messages about strcasecmp as well as about strlen being undeclared .
您可能会收到有关strcasecmp以及strlen未声明的错误消息。
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First , I 'm going to do a sanity check strlen so we 've used string length , strlen , before .
首先,我先做一个检查,我们以前使用过字符串长度函数。
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If no width argument is given , the appropriate width is autocomputed from the comment argument itself ( strlen ( a : comment ) + 2 ) .
如果没有提供宽度参数,那么将自动根据注释参数本身计算相应的宽度(strlen(a:comment)+2)。
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So , to get the correct length of string encoded in UTF-8 , you have to use mb_strlen ( string ," utf-8 ") instead of just strlen ( string ) .
因而,要获得以UTF-8编码的字符串的正确长度,必须使用mbstrlen(string,“utf-8”),而不只是strlen(string)。