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April 9, 2015 11:58
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Simple Inheritance in JS // source http://jsbin.com/botoqozude
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>Simple Inheritance in JS</title> | |
| </head> | |
| <body> | |
| <script id="jsbin-javascript"> | |
| //Class A | |
| function classA() { | |
| this.name = 'I am from class A'; | |
| } | |
| //Create a print method in class A | |
| classA.prototype.print = function () { | |
| console.log(this.name); | |
| }; | |
| //Creating constructor | |
| var a = new classA(); | |
| a.print();//print name | |
| //Class B | |
| function classB() { | |
| this.name = 'I am from class B'; | |
| } | |
| //inherit child methods from parent method | |
| var inheritFrom = function (child, parent) { | |
| child.prototype = Object.create(parent.prototype); | |
| }; | |
| inheritFrom(classB, classA); //copy classA methods in prototype to classB prototype | |
| //Creating constructor | |
| var b = new classB(); | |
| b.print();//print name | |
| </script> | |
| <script id="jsbin-source-javascript" type="text/javascript">//Class A | |
| function classA() { | |
| this.name = 'I am from class A'; | |
| } | |
| //Create a print method in class A | |
| classA.prototype.print = function () { | |
| console.log(this.name); | |
| }; | |
| //Creating constructor | |
| var a = new classA(); | |
| a.print();//print name | |
| //Class B | |
| function classB() { | |
| this.name = 'I am from class B'; | |
| } | |
| //inherit child methods from parent method | |
| var inheritFrom = function (child, parent) { | |
| child.prototype = Object.create(parent.prototype); | |
| }; | |
| inheritFrom(classB, classA); //copy classA methods in prototype to classB prototype | |
| //Creating constructor | |
| var b = new classB(); | |
| b.print();//print name</script></body> | |
| </html> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| //Class A | |
| function classA() { | |
| this.name = 'I am from class A'; | |
| } | |
| //Create a print method in class A | |
| classA.prototype.print = function () { | |
| console.log(this.name); | |
| }; | |
| //Creating constructor | |
| var a = new classA(); | |
| a.print();//print name | |
| //Class B | |
| function classB() { | |
| this.name = 'I am from class B'; | |
| } | |
| //inherit child methods from parent method | |
| var inheritFrom = function (child, parent) { | |
| child.prototype = Object.create(parent.prototype); | |
| }; | |
| inheritFrom(classB, classA); //copy classA methods in prototype to classB prototype | |
| //Creating constructor | |
| var b = new classB(); | |
| b.print();//print name |
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