Answers for "javascript remove array from array"

282

remove a particular element from 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"]
Posted by: Guest on July-19-2019
1

remove the items in array which are present in another javascript

var myArray = [
  {name: 'deepak', place: 'bangalore'}, 
  {name: 'chirag', place: 'bangalore'}, 
  {name: 'alok', place: 'berhampur'}, 
  {name: 'chandan', place: 'mumbai'}
];
var toRemove = [
  {name: 'deepak', place: 'bangalore'},
  {name: 'alok', place: 'berhampur'}
];



myArray = myArray.filter(ar => !toRemove.find(rm => (rm.name === ar.name && ar.place === rm.place) ))
Posted by: Guest on June-15-2020
19

how to remove element from array in javascript

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"]
Posted by: Guest on April-23-2020
11

remove array elements javascript

let value = 3

let arr = [1, 2, 3, 4, 5, 3]

arr = arr.filter(item => item !== value)

console.log(arr)
// [ 1, 2, 4, 5 ]
Posted by: Guest on June-07-2020
49

remove element from array javascript

// Remove single item
function removeItemOnce(arr, value) {
   var index = arr.indexOf(value);
   if (index > -1) {
      arr.splice(index, 1);
   }
   return arr;
}

// Remove all items
function removeItemAll(arr, value) {
   var i = 0;
   while (i < arr.length) {
      if (arr[i] === value) {
         arr.splice(i, 1);
      } else {
         ++i;
      }
   }
   return arr;
}

// Usage
console.log(removeItemOnce([2, 5, 9, 1, 5, 8, 5], 5));
console.log(removeItemAll([2, 5, 9, 1, 5, 8, 5], 5));
Posted by: Guest on February-18-2021
2

javascript remove element from array

const cars = ['farrari', 'Ice Cream'/* It is not an car */, 'tata', 'BMW']

//to remove a specific element
cars.splice(colors.indexOf('Ice Cream'), 1);

//to remove the last element
cars.pop();
Posted by: Guest on January-17-2021

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