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Editor to share with you php how to achieve ucs2 coding, I believe that most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

Php to achieve ucs2 coding methods: 1, to create a PHP example file; 2, through the "function Ucs2Code ($str,$encode=" UTF-8 ") {.}" method to achieve ucs2 coding.

This article operating environment: Windows7 system, PHP7.1 version, Dell G3 computer.

PHP implements UCS2 Encoding and Decoding Encoding when sending SMS messages

The code is as follows:

/ * @ Method Ucs2Code UCS2 Encoding * @ Param $str input string * @ Param $encod input string Encoding Type (UTF-8,GB2312,GBK) * @ Return returns the encoded string * / function Ucs2Code ($str,$encode= "UTF-8") {$jumpbit=strtoupper ($encode) = 'GB2312'?2:3;// hops $strlen=strlen ($str); / / string length $pos=0;// position $buffer=array (); for ($pos=0) Pos=0xa1) {/ / 0xa1 (161Chinese character coding starts $tmpChar=substr ($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 Decoding * @ Param $str input string * @ Param $encod input string Encoding Type (UTF-8,GB2312,GBK) * @ Return returns the decoded string * / function unUcs2Code ($str,$encode= "UTF-8") {$strlen=strlen ($str); $step=4;$buffer=array (); for

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