A helper function that removes an index from an array using either the index or the value of the index you're looking for ( universal ).
function splice( array, index = '', value = '') {
if (index) {
array.splice(index, 1);
}
if (value) {
array.forEach(i => {
if (array[i] = value) {
array.splice(i, 1);
}
});
}
}