javascript foreach
const avengers = ['thor', 'captain america', 'hulk'];
avengers.forEach((item, index)=>{
console.log(index, item)
})javascript foreach
const avengers = ['thor', 'captain america', 'hulk'];
avengers.forEach((item, index)=>{
console.log(index, item)
})array.foreach
let arr = [1,2,3]
// forEach accepts a function, and each value in array is passed to the
// function. You define the function as you would any regular
// function, you're just doing it inside the forEach loop
arr.forEach(function(value){
console.log(value)
})
// you also have access to the index and original array:
arr.forEach(function(value, idx, array){
console.log(idx, value, array)
})
// it's common for the arrow notation to be used: it's effectively
// the same thing but the function keyword is removed and the syntax is
// a bit different
arr.forEach((value) => {
console.log(value)
})Copyright © 2021 Codeinu
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