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。
<?phpfunction check_gsm($str){ $arr = array(0x00, 0x01, 0x02, 0x03, 0x04, 0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1a,0x1b,0x1b0a,0x1b14,0x1b28,0x1b29,0x1b2f,0x1b3c,0x1b3d,0x1b3e,0x1b40,0x1b65,0x1c,0x1d,0x1e,0x1f,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x3a,0x3b,0x3c,0x3d,0x3e,0x3f,0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48,0x49,0x4a,0x4b,0x4c,0x4d,0x4e,0x4f,0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,0x58,0x59,0x5a,0x5b,0x5c,0x5d,0x5e,0x5f,0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6a,0x6b,0x6c,0x6d,0x6e,0x6f,0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7a,0x7b,0x7c,0x7d,0x7e,0x7f); $strl = strlen($str); for ($i = 0;$i < $strl; $i++) { $char = '0x' . bin2hex(substr($str,$i,1)); $pos = in_array($char,$arr); if ($pos == 1) { $j++; } } if ($j
希望本文所述对大家的php程序设计有所帮助。