Creating loop to send sms more than one recipient. HELP

[xmuzukerx]

Hello! I wanna create a form that can send sms to multiple recipient, i've created a form that uses javascript to add or remove textbox dynamically, this code successfully send sms when i fill one recipient number, but fails to send more than one recipient, and as i try to make it send sms to more than one user by making it loop, i get this error, Can someone help? i want to know how do i make this form sends sms towards multiple user Warning: Invalid argument supplied for foreach()

<script language="javascript">		function addRow(tableID) {			var table = document.getElementById(tableID);			var rowCount = table.rows.length;			var row = table.insertRow(rowCount);			var cell1 = row.insertCell(0);			var element1 = document.createElement("input");			element1.type = "checkbox";			element1.name="chkbox[]";			cell1.appendChild(element1);			var cell2 = row.insertCell(1);			cell2.innerHTML = rowCount + 1;			var cell3 = row.insertCell(2);			var element2 = document.createElement("input");			element2.type = "text";			element2.name = "CTL_TEL";			cell3.appendChild(element2); 		}		function deleteRow(tableID) {			try {			var table = document.getElementById(tableID);			var rowCount = table.rows.length;			for(var i=0; i<rowCount; i++) {				var row = table.rows[i];				var chkbox = row.cells[0].childNodes[0];				if(null != chkbox && true == chkbox.checked) {					table.deleteRow(i);					rowCount--;					i--;				} 			}			}catch(e) {				alert(e);			}		}	</SCRIPT> <?php error_reporting(E_ALL ^ E_NOTICE);//Example$gsm_send_sms = new gsm_send_sms();$gsm_send_sms->debug = false;$gsm_send_sms->port = 'COM6';$gsm_send_sms->baud = 115200;$gsm_send_sms->init();$name="CTL_TEL[]";foreach ($tel as $_POST['CTL_TEL']) {$status = $gsm_send_sms->send($_POST["CTL_TEL"] , $_POST["CTL_MSG"]);$status = $gsm_send_sms->send($tel , $_POST["CTL_MSG"]); if ($status) {	echo "Message sent\n";} else {	echo "Message not sent\n";}}$gsm_send_sms->close();  //Send SMS via serial SMS modemclass gsm_send_sms {	public $port = 'COM6';	public $baud = 115200;	public $debug = false;	private $fp;	private $buffer;	//Setup COM port	public function init() {		$this->debugmsg("Setting up port: \"{$this->port} @ \"{$this->baud}\" baud");		exec("MODE {$this->port}: BAUD={$this->baud} PARITY=N DATA=8 STOP=1", $output, $retval);		if ($retval != 0) {			throw new Exception('Unable to setup COM port, check it is correct');		}		$this->debugmsg(implode("\n", $output));		$this->debugmsg("Opening port");		//Open COM port		$this->fp = fopen($this->port . ':', 'r+');		//Check port opened		if (!$this->fp) {			throw new Exception("Unable to open port \"{$this->port}\"");		}		$this->debugmsg("Port opened");		$this->debugmsg("Checking for responce from modem");		//Check modem connected		fputs($this->fp, "AT\r");		//Wait for ok		$status = $this->wait_reply("OK\r\n", 5);		if (!$status) {			throw new Exception('Did not receive responce from modem');		}		$this->debugmsg('Modem connected');		//Set modem to SMS text mode		$this->debugmsg('Setting text mode');		fputs($this->fp, "AT+CMGF=1\r");		$status = $this->wait_reply("OK\r\n", 5);		if (!$status) {			throw new Exception('Unable to set text mode');		}		$this->debugmsg('Text mode set');	}	//Wait for reply from modem	private function wait_reply($expected_result, $timeout) {		$this->debugmsg("Waiting {$timeout} seconds for expected result");		//Clear buffer		$this->buffer = '';		//Set timeout		$timeoutat = time() + $timeout;		//Loop until timeout reached (or expected result found)		do {			$this->debugmsg('Now: ' . time() . ", Timeout at: {$timeoutat}");			$buffer = fread($this->fp, 1024);			$this->buffer .= $buffer;			usleep(200000);//0.2 sec			$this->debugmsg("Received: {$buffer}");			//Check if received expected responce			if (preg_match('/'.preg_quote($expected_result, '/').'$/', $this->buffer)) {				$this->debugmsg('Found match');				return true;				//break;			} else if (preg_match('/\+CMS ERROR\:\ \d{1,3}\r\n$/', $this->buffer)) {				return false;			}		} while ($timeoutat > time());		$this->debugmsg('Timed out');		return false;	}	//Print debug messages	private function debugmsg($message) {		if ($this->debug == true) {			$message = preg_replace("%[^\040-\176\n\t]%", '', $message);			echo $message . "\n";		}	}	//Close port	public function close() {		$this->debugmsg('Closing port');		fclose($this->fp);	}	//Send message	public function send($tel, $message) {		//Filter tel		$tel = preg_replace("%[^0-9\+]%", '', $tel);		//Filter message text		$message = preg_replace("%[^\040-\176\r\n\t]%", '', $message);		$this->debugmsg("Sending message \"{$message}\" to \"{$tel}\"");		//Start sending of message		fputs($this->fp, "AT+CMGS=\"{$tel}\"\r");		//Wait for confirmation		$status = $this->wait_reply("\r\n> ", 5);		if (!$status) {			//throw new Exception('Did not receive confirmation from modem');			$this->debugmsg('Did not receive confirmation from modem');			return false;		}		//Send message text		fputs($this->fp, $message);		//Send message finished indicator		fputs($this->fp, chr(26));		//Wait for confirmation		$status = $this->wait_reply("OK\r\n", 180);		if (!$status) {			//throw new Exception('Did not receive confirmation of messgage sent');			$this->debugmsg('Did not receive confirmation of messgage sent');			return false;		}		$this->debugmsg("Message sent");		return true;	}}?>  <html><head><title>SMS via GSM</title><meta content="text/html; charset=UTF-8" http-equiv="Content-Type"><style>   .clbody {   font-family:Verdana, Arial, Helvetica, sans-serif;   font-size:9pt;   font-weight:normal;}.clfooter {   font-family:Verdana;   font-size:7pt;   font-weight:normal;}h1, .h1 {   width:100%;   font-family:Verdana, Arial, Helvetica, sans-serif;   font-size:18px;   font-weight:bold;}hr, .hr {   color:#b0b0b0;}</style></head><body class="clbody"><h1>SMS via GSM</h1><div style="WIDTH:700px"></div><hr size="1"><?phperror_reporting(E_ALL ^ E_NOTICE);?><form action="" method="post" name="myForm"><table class ="clbody" width="700" border="1">   <tr>	  <td valign="top">Recipient:</td>	  <td valign="top">	  <INPUT type="button" value="Add Row" onclick="addRow('dataTable')" />	<INPUT type="button" value="Delete Row" onclick="deleteRow('dataTable')" />	<TABLE id="dataTable" width="350px" border="1">		<TR>			<TD><INPUT type="checkbox" name="chk"/></TD>			<TD> 1 </TD>			<TD> <input type="text" name="CTL_TEL" value="<?php  echo $_GET['CTL_TEL']; ?>"> </TD>		</TR>	</TABLE> 	 </td>   </tr>   <tr>	  <td valign="top">Message:</td>	  <td valign="top"> 	  <input style="width: 250px" type="text" name="CTL_MSG" value="<?php echo $_GET['CTL_MSG']; ?>"></td>     </tr>	  <tr>	  <td valign="top">Result code:<font color=green></td>	  <td valign="top"></td>   </tr>     <tr>	  <td valign="top"> </td>	  <td valign="top"><input size="25" type="submit" value="Send" name="CTL_SEND" style="height: 23px; width: 250px"></td>   </tr></table><br><br></form></body></html>

[justsomeguy]

That error means you're trying to loop over something that is not an array or does not support looping. You're trying to loop over $tel, which is not defined.