PHP code to intercept SMS content

This article mainly and everybody introduced the PHP interception launches the message content method, the need friend can refer to, hoped can help everybody.

The specific code looks like this:

 $str _tmp = dadmin_utils::gbkstrsplit ("message content", 700);//The content is too long to return an array after intercepting the content    700 refers to the length of the interception $total = count ($str _tmp);    $num = 1; foreach ($str _tmp as $str) {if ($total > 1) {$str = $str.       "{$num}/{$total}";      $num + +;      } $sign = Strtoupper (MD5 ($key. $pMobile. $str. $ip)); $url = "SMS address? from=37&sgin=". $sign. " &tel= ". $pMobile."      &msg= ". $str;      $ret = file_get_contents ($url);    $result = Json_decode ($ret, true);    }//Send SMS Method function Gbkstrsplit ($string, $len = 1) {$length = strlen ($string);//Get length, Chinese characters account for three bytes $retstr = ';    $RETARR = Array (); for ($i = 0; $i < $length; $i + +) {$retstr. = Ord ($string [$i]) > 127? $string [$i]. $string [+ + $i]: $string [$i      ];      $len _tmp = strlen ($RETSTR);        if ($len _tmp >= $len) {$RETARR [] = $RETSTR;      $retstr = ";    }} if ($retstr! = ") {$RETARR [] = $RETSTR;  } return $RETARR; }