javascript includes array in array code example
Example 1: javascript check if elements of one array are in another
const found = arr1.some(r=> arr2.includes(r))
Example 2: javascript array contains
var colors = ["red", "blue", "green"];
var hasRed = colors.includes("red");
var hasYellow = colors.includes("yellow");
Example 3: js array includes
[1, 2, 3].includes(2);
[1, 2, 3].includes(4);
[1, 2, 3].includes(3, 3);
[1, 2, 3].includes(3, -1);
[1, 2, NaN].includes(NaN);
Example 4: array includes
let storyWords = ['extremely', 'literally', 'actually', 'hi', 'bye', 'okay']
let unnecessaryWords = ['extremely', 'literally', 'actually' ];
let betterWords = storyWords.filter(function(word) {
return !unnecessaryWords.includes(word);
});
console.log(betterWords)
Example 5: javascript includes method
arr.includes(searchElement[, fromIndex = 0])