Pole odstrániť z indexu

Príklady kódu

210
0

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"]
14
0

odstrániť položku z JavaScriptu 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); 
5
0

odstráňte prvok z poľa

var colors = ["red", "blue", "car","green"];

// op1: with direct arrow function
colors = colors.filter(data => data != "car");

// op2: with function return value
colors = colors.filter(function(data) { return data != "car"});
4
0

pole odstrániť index z poľa

const array = [2, 5, 9];

//Get index of the number 5
const index = array.indexOf(5);
//Only splice if the index exists
if (index > -1) {
  //Splice the array
  array.splice(index, 1);
}

//array = [2, 9]
console.log(array); 
2
0

javascript odstrániť jeden prvok z poľa

var months = [
      'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
      'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'
    ];
0
0

javascript odstrániť index z poľa

array.splice(index, 1); // Removes one element at index

V iných jazykoch

Táto stránka je v iných jazykoch

Русский
..................................................................................................................
English
..................................................................................................................
Italiano
..................................................................................................................
Polski
..................................................................................................................
Română
..................................................................................................................
한국어
..................................................................................................................
हिन्दी
..................................................................................................................
Français
..................................................................................................................
Türk
..................................................................................................................
Česk
..................................................................................................................
Português
..................................................................................................................
ไทย
..................................................................................................................
中文
..................................................................................................................
Español
..................................................................................................................
Балгарскі
..................................................................................................................
Íslensk
..................................................................................................................