PHP implementation of text string interception without garbled method ... ____php

In ASCII, 0xa0 represents the beginning of a Chinese character in PHP in which a function ord () function returns a character's askii code value, such as Ord (' A ') = 65; See this function implementation of text string interception without

This is obviously used to process the interception of a piece of Chinese characters, in ASCII, 0xa0 represents the beginning of the Chinese character In PHP, a function ord () function This function returns the Askii code value of a character; such as Ord (' A ') = 65; Take a look at this function The implementation of the text string interception without garbled method. For: function Gbsubstr ($string, $start, $length) { if (strlen ($string) > $length) { $str =null; $len = $start + $length; for ($i = $start; $i <</span> $len; $i + +) { if (Ord (substr ($string, $i, 1)) >0xa0) { The Ord () function returns the ASCII (US National Code) ordinal value of the character. This function is the opposite of the Chr () function. $str. =substr ($string, $i, 2); $i + +; }else{ $str. =substr ($string, $i, 1); } } return $str. '; }else{ return $string; } }