Send FREE SMS in JavaScript

Description

Send FREE SMS in JavaScript using your android mobile device as GSM Modem device or SMS Gateway. You will find great guide and easy steps to learn; How to send or Receive FREE SMS in your JavaScript project.

In this video tutorial we will go step by step to write sample code for sending FREE SMS in your JavaScript project. Before getting started you must have installed GSM Modem android application in your device so that you could send SMS from your mobile device.

Prerequisites

Before getting started you must have prerequisites.

You must have an android device.
GSM Modem Application must be installed on your device.
GSM Helper Tool must be installed on your device.
In GSM Modem Application both Servers are started (first for sending sms).

Code for Sending SMS

Let's write code for sending SMS in JavaScript. In following JavaScript code We have added address and port number of android device where GSM modem is serving. It may occur exception of cross domain access, But SMS will be sent.

Filename: SendSMS.html

<html>
	<head>
		<title> Send SMS in JavaScript</title>
	</head>

	<body>
	<button onclick="sendSMS()">Send SMS</button>

	<script>
		var sendSMS = function(){
			var xhttp = new XMLHttpRequest();
			  xhttp.onreadystatechange = function() {
				debugger;
				if (this.readyState == 4 && this.status == 0) {
					var responseText = JSON.parse(this.responseText);
					alert('It worked');
					console.log(responseText);
				}
			  };
			  xhttp.open("GET", "http://192.168.1.101:8090/SendSMS?username=abcd&password=1234&phone=0300xxxxxxx&message=hello+test", true);
			  xhttp.send();
		}
	</script>
	</body>
</html>

Send FREE SMS in JavaScript

Prerequisites

Code for Sending SMS

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