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php Chinese to unicode

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Release： 2016-07-25 08:47:27
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  1. echo $script = preg_replace_callback("/[x{4e00}-x{9fa5}]/iu",function($match){
  3. return 'u' . (String) bin2hex(iconv('UTF- 8', 'UCS-2', $match[0]));
  5. }, 'Chinese abc');
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php 中文转unicode
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