PHP intercepts Chinese without garbled characters_PHP tutorial

这段代码好像是thinkphp里面的

/**

+------------------------------------------------ ------------

* String interception, supports Chinese and other encodings

+------------------------------------------------ ------------

* @static

* @access public

+------------------------------------------------ ------------

* @param string $str The string to be converted

* @param string $start starting position

* @param string $length intercept length

* @param string $charset encoding format

* @param string $suffix truncate display characters

+------------------------------------------------ ------------

* @return string

+------------------------------------------------ ------------

*/

function msubstr($str, $start=0, $length, $charset="utf-8", $suffix=true)

{

if(function_exists("mb_substrs")){

$slice = mb_substr($str, $start, $length, $charset);

}elseif(function_exists('iconv_substr')) {

$slice = iconv_substr($str,$start,$length,$charset);

}else{    www.2cto.com

$re['utf-8'] = "/[x01-x7f]|[xc2-xdf][x80-xbf]|[xe0-xef][x80-xbf]{2}|[xf0-xff][x80-xbf]{3}/";

$re['gb2312'] = "/[x01-x7f]|[xb0-xf7][xa0-xfe]/";

$re['gbk'] = "/[x01-x7f]|[x81-xfe][x40-xfe]/";

$re['big5'] = "/[x01-x7f]|[x81-xfe]([x40-x7e]|xa1-xfe])/";

preg_match_all($re[$charset], $str, $match);

$slice = join("",array_slice($match[0], $start, $length));

}

 

if($suffix) return $slice."…";

return $slice;

}

http://www.bkjia.com/PHPjc/477742.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/477742.htmlTechArticle这段代码好像是thinkphp里面的 /** +---------------------------------------------------------- * 字符串截取，支持中文和其他编码 +-----------------------------...