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php检查字符串中是否包含7位GSM字符的方法

发布:smiling 来源: PHP粉丝网  添加日期:2021-05-16 18:41:53 浏览: 评论:0 

这篇文章主要介绍了php检查字符串中是否包含7位GSM字符的方法,可实现检测手机短信GSM字符的功能,非常具有实用价值,需要的朋友可以参考下

本文实例讲述了php检查字符串中是否包含7位GSM字符的方法,分享给大家供大家参考,具体分析如下:

下面的代码检查一个字符串是否包含任何7位GSM字符,它对短信平台上工作的人非常有用。

  1. <?php 
  2. function check_gsm($str
  3.   $arr = array
  4. "0x00""0x01""0x02""0x03""0x04",  
  5. "0x05","0x06","0x07","0x08","0x09"
  6. "0x0A","0x0B","0x0C","0x0D","0x0E","0x0F","0x10","0x11","0x12","0x13"
  7. "0x14","0x15","0x16","0x17","0x18","0x19","0x1A","0x1B","0x1B0A"
  8. "0x1B14","0x1B28","0x1B29","0x1B2F","0x1B3C","0x1B3D","0x1B3E"
  9. "0x1B40","0x1B65","0x1C","0x1D","0x1E","0x1F","0x20","0x21","0x22"
  10. "0x23","0x24","0x25","0x26","0x27","0x28","0x29","0x2A","0x2B","0x2C"
  11. "0x2D","0x2E","0x2F","0x30","0x31","0x32","0x33","0x34","0x35","0x36"
  12. "0x37","0x38","0x39","0x3A","0x3B","0x3C","0x3D","0x3E","0x3F","0x40"
  13. "0x41","0x42","0x43","0x44","0x45","0x46","0x47","0x48","0x49","0x4A"
  14. "0x4B","0x4C","0x4D","0x4E","0x4F","0x50","0x51","0x52","0x53","0x54"
  15. "0x55","0x56","0x57","0x58","0x59","0x5A","0x5B","0x5C","0x5D","0x5E"
  16. "0x5F","0x60","0x61","0x62","0x63","0x64","0x65","0x66","0x67","0x68"
  17. "0x69","0x6A","0x6B","0x6C","0x6D","0x6E","0x6F","0x70","0x71","0x72"
  18. "0x73","0x74","0x75","0x76","0x77","0x78","0x79","0x7A","0x7B","0x7C"
  19. "0x7D","0x7E","0x7F"); 
  20.   $strl = strlen($str); 
  21.   for ($i = 0;$i < $strl$i++) 
  22.   { 
  23.     $char = '0x' . bin2hex(substr($str,$i,1)); 
  24.     $pos = in_array($char,$arr); 
  25.     if ($pos == 1) 
  26.     { 
  27.       $j++; 
  28.     } 
  29.   } 
  30.   if ($j < $strl
  31.   { 
  32.     return false; 
  33.   } 
  34.   else 
  35.   { 
  36.     return true; 
  37.   } 
  38. ?> 

希望本文所述对大家的php程序设计有所帮助。

Tags: php检查字符串 GSM

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