Remove an item from an array in JavaScript by specifying its value, with compatibility for IE8

Is there a way to remove an item from an array by its value rather than index, while ensuring compatibility with IE8? Any assistance would be greatly appreciated. Thank you.

Below is the array in question:

var myArray = ['one', 'two', 'three'];

The desired outcome should resemble this:

Delete operation:

myArray.splice('three');

Result:

myArray =['one', 'two'];

I attempted the above approach but encountered issues with IE8 compatibility.

angular.forEach($scope.leftList, function (leftItems) {
    var arrlen = $scope.rightList.length;
    for (var j = 0; j<arrlen; j++) {
        if (leftItems == $scope.rightList[j]) {
            $scope.rightList = $scope.rightList.slice(0, j).concat($scope.rightList.slice(j+1, arrlen));
        }
    }
});

Answer №1

One way to manipulate arrays is by using the split and join methods along with regex replace when needed:

var myArray = ['one item', 'two', 'three', 'two', 'two', 'two', 'two', 'fourth item'];
function removeFromArray(item, array) {
var re1 = new RegExp(item,"g");
var re2 = new RegExp('(##)+',"g");
return array.join('##').replace(re1, '').replace(re2, '##').split('##');
};
document.getElementById('result').innerHTML = removeFromArray('two', myArray);
<div id="result"></div>

You can find a working example on this Fiddle link.

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