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dgloriaweb/js54.html

Last active July 20, 2018 11:37
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JS Bin// source http://jsbin.com/garamex
Raw
js54.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>JS Bin</title>
</head>
<body>
<script id="jsbin-javascript">
document.write("object literal creates a reference type, so "
+"the change in the other makes change in the first one. "
+"This is called as singletons <p>")
var employee=
{
name:"John"
}
var newemployee = employee;
document.write("before changes: <br/>"+employee.name+"<br/>");
document.write(newemployee.name+"<br/>");
newemployee.name="Mary";
document.write("after changes: <br/>"+employee.name+"<br/>");
document.write(newemployee.name+"<br/>");
document.write("<p>The same using object constructor, doesn't change the initial value.<p>")
var Emp = function()
{
this.name="John";
}
var emp = new Emp;
var newemp = new Emp;
document.write("before changes: <br/>"+emp.name+"<br/>");
document.write(newemp.name+"<br/>");
newemp.name="Mary";
document.write("after changes: <br/>"+emp.name+"<br/>");
document.write(newemp.name+"<br/>");
</script>
<script id="jsbin-source-javascript" type="text/javascript">document.write("object literal creates a reference type, so "
+"the change in the other makes change in the first one. "
+"This is called as singletons <p>")
var employee=
{
name:"John"
}
var newemployee = employee;
document.write("before changes: <br/>"+employee.name+"<br/>");
document.write(newemployee.name+"<br/>");
newemployee.name="Mary";
document.write("after changes: <br/>"+employee.name+"<br/>");
document.write(newemployee.name+"<br/>");
document.write("<p>The same using object constructor, doesn't change the initial value.<p>")
var Emp = function()
{
this.name="John";
}
var emp = new Emp;
var newemp = new Emp;
document.write("before changes: <br/>"+emp.name+"<br/>");
document.write(newemp.name+"<br/>");
newemp.name="Mary";
document.write("after changes: <br/>"+emp.name+"<br/>");
document.write(newemp.name+"<br/>");
</script></body>
</html>
Raw
js54.js
document.write("object literal creates a reference type, so "
+"the change in the other makes change in the first one. "
+"This is called as singletons <p>")
var employee=
{
name:"John"
}
var newemployee = employee;
document.write("before changes: <br/>"+employee.name+"<br/>");
document.write(newemployee.name+"<br/>");
newemployee.name="Mary";
document.write("after changes: <br/>"+employee.name+"<br/>");
document.write(newemployee.name+"<br/>");
document.write("<p>The same using object constructor, doesn't change the initial value.<p>")
var Emp = function()
{
this.name="John";
}
var emp = new Emp;
var newemp = new Emp;
document.write("before changes: <br/>"+emp.name+"<br/>");
document.write(newemp.name+"<br/>");
newemp.name="Mary";
document.write("after changes: <br/>"+emp.name+"<br/>");
document.write(newemp.name+"<br/>");
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