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php method to implement ucs2 encoding: 1. Create a PHP sample file; 2. Implement ucs2 encoding through the "function Ucs2Code($str,$encode="UTF-8"){...}" method That’s it.
#The operating environment of this article: Windows 7 system, PHP version 7.1, Dell G3 computer.
How to implement ucs2 encoding in php?
PHP implements UCS2 encoding and decoding when sending text messages from a mobile phone
The code is as follows:
/*** * @Method Ucs2Code UCS2编码 * @Param $str 输入字符串 * @Param $encod 输入字符串编码类型(UTF-8,GB2312,GBK) * @Return 返回编码后的字符串 */ function Ucs2Code($str,$encode="UTF-8"){ $jumpbit=strtoupper($encode)=='GB2312'?2:3;//跳转位数 $strlen=strlen($str);//字符串长度 $pos=0;//位置 $buffer=array(); for($pos=0;$pos<$strlen;){ if(ord(substr($str,$pos,1))>=0xa1){//0xa1(161)汉字编码开始 $tmpChar=substr($str,$pos,$jumpbit); $pos+=$jumpbit; }else{ $tmpChar=substr($str,$pos,1); ++$pos; } $buffer[]=bin2hex(iconv("UTF-8","UCS-2",$tmpChar)); } return strtoupper(join("",$buffer)); } /*** * @Method unUcs2Code UCS2解码 * @Param $str 输入字符串 * @Param $encod 输入字符串编码类型(UTF-8,GB2312,GBK) * @Return 返回解码后的字符串 */ function unUcs2Code($str,$encode="UTF-8"){ $strlen=strlen($str); $step=4; $buffer=array(); for($i=0;$i<$strlen;$i+=$step){ $buffer[]=iconv("UCS-2",$encode,pack("H4",substr($str,$i,$step))); } return join("",$buffer); } echo Ucs2Code("进入围栏"); echo unUcs2Code("8FDB516556F4680F");
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