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remove the element from array javascript

Removing Elements from End of a JavaScript Array

    var arr = [1, 2, 3, 4, 5, 6];
    arr.length = arr.length - 2;
    console.log( arr ); // [1, 2, 3, 4]

Removing Elements from Beginning of a JavaScript Array

    var arr = ['zero', 'one', 'two', 'three'];
    arr.shift(); // returns "zero"
    console.log( arr ); // ["one", "two", "three"]

Using Splice to Remove Array Elements in JavaScript

    var arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];
    var removed = arr.splice(2,2);

Removing Array Items By Value Using Splice

var arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];
var index = arr.indexOf(1)
arr.splice(index, 1);
console.log(arr) //[1,3,4,5,6,7,8,9,0]

Using the Array filter Method to Remove Items By Value

 var arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];
    var filtered = arr.filter(function(value, index, ar){ 
        return value > 5;
    });
    //filtered => [6, 7, 8, 9]

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