Union of Two Arrays in Javascript
Union of Two Arrays in Javascript is the today topic of discussion in this tutorial.
Algorithm of Union of Two Arrays in Javascript
- Initialize Two Array: ( Array1 and Array2 with values)
- Initialize result [ ] as empty.
- Initialize and obj { } as empty.
- Copy all elements of Array1 to obj.
- Copy all elements of Array2 to obj.
- x is present in obj, then copy x into result.
- Return result.
- Display result
Union of Two Arrays in Javascript
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<!DOCTYPE html> <html> <head> // head start <title > Programs In Java Script </title> //title of the Program </head> //head close <body> //body start <h2> //heading start <b> Union Of Two Array</b> //heading text </h2> //heading close <br> // next line <p id="demo"></p>
//paragrapgh <br> // next line <script> //java Script Start function union() //function of union { var array1=[1, 2, 3,4]; //array 1 var array2=[100, 2, 1, 10]; ///array 2 var result = [];
///variable result var obj = {}; /// variable obj for (var i = 0; i < array1.length; i++) //foor loop { obj[array1[i]] = true; } for (var j = 0; j < array2.length; j++) //foor loop { obj[array2[j]] = true; } for(const x in obj) { result.push(x); } return result; //return result } document.write(union()); //display result </script> </body> </html> |
Output
Union of two array
1, 2, 3, 4, 10, 100