I have two arrays. The first array contains some values while the second array contains indices of the values which should be removed from the first array. For example:
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A simple solution using ES5. This seems more appropriate for most applications nowadays, since many do no longer want to rely on jQuery etc.
When the indexes to be removed are sorted in ascending order:
var valuesArr = ["v1", "v2", "v3", "v4", "v5"];
var removeValFromIndex = [0, 2, 4]; // ascending
removeValFromIndex.reverse().forEach(function(index) {
valuesArr.splice(index, 1);
});
When the indexes to be removed are not sorted:
var valuesArr = ["v1", "v2", "v3", "v4", "v5"];
var removeValFromIndex = [2, 4, 0]; // unsorted
removeValFromIndex.sort(function(a, b) { return b - a; }).forEach(function(index) {
valuesArr.splice(index, 1);
});