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)
})js for each item in array
const array1 = ['a', 'b', 'c'];
array1.forEach(element => console.log(element));
// expected output: "a"
// expected output: "b"
// expected output: "c"javascript foreach example
var colors = ["red", "blue", "green"];
colors.forEach(function(color) {
console.log(color);
});for each javascript
let numbers = ['one', 'two', 'three', 'four'];
numbers.forEach((num) => {
console.log(num);
}); // one //two //three // fourjavascript foreach
let numbers = ['one', 'two', 'three', 'four'];
numbers.forEach((num) => {
console.log(num);
}); // one //two //three // fourJavaScript Array Methods .forEach()
let days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday'];
days.forEach(function log(day) {
console.log(day)
})
// ES6 verzió óta lehetséges az ún. "array function" használata
// az eredmény ugyanaz lesz, mint az előző szintaxissal
days.forEach(day => {
console.log(day)
});
// amikor a függvénytörzs egy sor, kapcsos zárójel és sortörés nélkül is
// írhatjuk a függvényt
days.forEach(day => console.log(day));Copyright © 2021 Codeinu
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