Example analysis of strlen and mb_strlen usage in php

This article analyzes the usage of strlen and mb_strlen in php with examples. Share it with everyone for your reference, the details are as follows:

First look at the following code (file encoding utf8):

Running result:

int 19
 
int 13
 
int 9
 
int 19

When the second parameter is the same as the original encoding of the string, the real number of words in the sense of human understanding will be calculated. (Chinese characters only count once)

I hope this article will be helpful to everyone in PHP programming.

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