php制作Unicode編碼解碼在線轉換工具代碼分享。
- <?php
- function unicode_encode($name)
- {
- $name = iconv('UTF-8', 'UCS-2', $name);
- $len = strlen($name);
- $str = '';
- for ($i = 0; $i < $len - 1; $i = $i + 2)
- {
- $c = $name[$i];
- $c2 = $name[$i + 1];
- if (ord($c) > 0)
- { //兩個字節的文字
- $str .= '/u'.base_convert(ord($c), 10, 16).str_pad(base_convert(ord($c2), 10, 16), 2, 0, STR_PAD_LEFT);
- }
- else
- {
- $str .= $c2;
- }
- }
- return $str;
- }
- //將UNICODE編碼后的內容進行解碼
- function unicode_decode($name)
- {
- $pattern = '/([/w]+)|(///u([/w]{4}))/i';
- preg_match_all($pattern, $name, $matches);
- if (!emptyempty($matches))
- {
- $name = '';
- for ($j = 0; $j < count($matches[0]); $j++)
- {
- $str = $matches[0][$j];
- if (strpos($str, '//u') === 0)
- {
- $code = base_convert(substr($str, 2, 2), 16, 10);
- $code2 = base_convert(substr($str, 4), 16, 10);
- $c = chr($code).chr($code2);
- $c = iconv('UCS-2', 'UTF-8', $c);
- $name .= $c;
- } //Vevb.com
- else
- {
- $name .= $str;
- }
- }
- }
- return $name;
- }
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