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判断序列化数据

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Release: 2016-06-07 11:45:58
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判断一个字符串是否属于序列化后的数据function is_serialized( $data ) {<br>      $data = trim( $data );<br>      if ( 'N;' == $data )<br>          return true;<br>      if ( !preg_match( '/^([adObis]):/', $data, $badions ) )<br>          return false;<br>      switch ( $badions[1] ) {<br>          case 'a' :<br>          case 'O' :<br>          case 's' :<br>              if ( preg_match( "/^{$badions[1]}:[0-9]+:.*[;}]\$/s", $data ) )<br>                  return true;<br>              break;<br>          case 'b' :<br>          case 'i' :<br>          case 'd' :<br>              if ( preg_match( "/^{$badions[1]}:[0-9.E-]+;\$/", $data ) )<br>                  return true;<br>              break;<br>      }<br>      return false;<br>  }

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