eliminar un elemento particular del array
var colors = ["red","blue","car","green"];
var carIndex = colors.indexOf("car");//get "car" index
//remove car from the colors array
colors.splice(carIndex, 1); // colors = ["red","blue","green"]
eliminar del array basado en el valor javascript
var index = array.indexOf(item);
if (index !== -1) array.splice(index, 1);
cómo eliminar un elemento específico del array en javascript
var arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0]
newArr.splice(1,2)
//remove 1 element from index 2