array remove element js
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"]
array remove element js
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"]
remove a value from array js
const index = array.indexOf(item);
if (index > -1) {
array.splice(index, 1);
}
remove value from array javascript
// remove 5
let arr = [1,2,3,4,5,6];
let remove = arr.filter((id) => id !== 5)
console.log(remove) // [1,2,3,4,6]
how to remove a value from an array and return the new array in javascript
var arr = [1, 2, 3, 4, 5, 5, 6, 7, 8, 5, 9, 0];
for( var i = 0; i < arr.length; i++){
if ( arr[i] === 5) {
arr.splice(i, 1);
i--;
}
}
//=> [1, 2, 3, 4, 6, 7, 8, 9, 0]
delete an item from array javascript
let items = [12, 548 ,'a' , 2 , 5478 , 'foo' , 8852, , 'Doe' ,2154 , 119 ];
items.length; // return 11
items.splice(3,1) ;
items.length; // return 10
/* items will be equal to [12, 548, "a", 5478, "foo", 8852, undefined × 1, "Doe", 2154, 119] */
remove a value to an array of javascript
var data = [1, 2, 3];
// remove a specific value
// splice(starting index, how many values to remove);
data.splice(1, 1);
// data = [1, 3];
// remove last element
data.pop();
// data = [1, 2];
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