Javascript odstrániť položku poľa
Príklady kódu
odstráňte konkrétny prvok z poľa
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"]odstrániť z poľa javascript
var arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];var removed = arr.splice(2,2);/*removed === [3, 4]arr === [1, 2, 5, 6, 7, 8, 9, 0]*/js odstrániť prvok z poľa
let arrDeletedItems = array.splice(start[, deleteCount[, item1[, item2[, ...]]]])ako odstrániť prvok z poľa v JavaScripte
["bar", "baz", "foo", "qux"]list.splice(0, 2) // Starting at index position 0, remove two elements ["bar", "baz"] and retains ["foo", "qux"].javascript ako odstrániť položku z poľa
const array = [2, 5, 9];
console.log(array);
const index = array.indexOf(5);
if (index > -1) {
array.splice(index, 1);
}
// array = [2, 9]
console.log(array); Podobné stránky
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