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sivaprabug/backbone_trigger_on.html

Created June 25, 2021 13:31
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Backbonejs triger the functionality with parameter
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backbone_trigger_on.html
<!DOCTYPE html>
<head>
<title>Event On Example</title>
<script src="https://code.jquery.com/jquery-2.1.3.min.js" type="text/javascript"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.2/underscore-min.js"
type="text/javascript"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.1.2/backbone-min.js"
type="text/javascript"></script>
</head>
<body>
<script type="text/javascript">
//Here creating an object 'myVal' and extending with Backbone.Events method
var myVal = _.extend({ name: 'Welcome to JavaTpoint' }, Backbone.Events);
// The on() method will bind callback function to an object and invoked whenever an event triggers
myVal.on('myFunc', function (param1) {
document.write("The triggered value is: ");
if ((param1 === undefined) || (param1 === "NULL") || (param1 === "")) {
param1 = 200;
}
document.write(this.name + " " + param1 + "<br><br>");
});
//It triggers the 'myFunc' event on object 'myVal'
myVal.trigger('myFunc', param1 = 10);
myVal.trigger('myFunc', 30);
myVal.trigger('myFunc',"NULL");
myVal.trigger('myFunc',"");
myVal.trigger('myFunc',"tette");
myVal.trigger('myFunc');
myVal.trigger('myFunc', 20);
</script>
</body>
</html>
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