javascript array foreach example
const avengers = ['thor', 'captain america', 'hulk'];
avengers.forEach((item, index)=>{
console.log(index, item)
})javascript array foreach example
const avengers = ['thor', 'captain america', 'hulk'];
avengers.forEach((item, index)=>{
console.log(index, item)
})javascript foreach example
var colors = ["red", "blue", "green"];
colors.forEach(function(color) {
console.log(color);
});foreach javascript
let names = ['josh', 'joe', 'ben', 'dylan'];
// index and sourceArr are optional, sourceArr == ['josh', 'joe', 'ben', 'dylan']
names.forEach((name, index, sourceArr) => {
console.log(color, idx, sourceArr)
});
// josh 0 ['josh', 'joe', 'ben', 'dylan']
// joe 1 ['josh', 'joe', 'ben', 'dylan']
// ben 2 ['josh', 'joe', 'ben', 'dylan']
// dylan 3 ['josh', 'joe', 'ben', 'dylan']JavaScript 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));foreach loop javascript
listName.forEach((listItem) => {
Logger.log(listItem);
}):Copyright © 2021 Codeinu
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