js for each character in string
for (var i = 0; i < str.length; i++) {
alert(str.charAt(i));
}js for each character in string
for (var i = 0; i < str.length; i++) {
alert(str.charAt(i));
}javascript loop through string
for (var i = 0; i < str.length; i++) {
console.log(str.charAt(i));
}javascript foreach
const avengers = ['thor', 'captain america', 'hulk'];
avengers.forEach((item, index)=>{
console.log(index, item)
})javascript foreach
var colors = ['red', 'blue', 'green'];
colors.forEach(function(color) {
console.log(color);
});string foreach javascript
//for
str='hello'
for (var i = 0; i < str.length; i++) {
console.info(str[i]);
}
//for...of
let result1 = '';
for (let letter of str) {
result1 += letter;
}
console.log(`for...of : ${result1}`)
//forEach
// ES6 version.
let result2 = '';
str.split('').forEach(letter => {
result2 += letter;
});
console.log(`forEach ES6 : ${result2}`)
//or
var result3 = '';
str.split('').forEach(function(letter) {
result3 += letter;
});
console.log(`forEach standard : ${result3}`)
//for...in
var result4 = '';
for (var letterIndex in str) {
result4 += str[letterIndex];
}
console.log(`for...in : ${result4}`)
//map
// ES6 version.
var result5 = '';
str.split('').map(letter => {
result5 += letter;
});
console.log(`map ES6 : ${result5}`)
//or
let result6 = '';
str.split('').map(function(letter) {
result6 += letter;
});
console.log(`map standard : ${result6}`)how to use the foreach method in javascript
groceries.forEach(groceryItem => console.log(groceryItem));Copyright © 2021 Codeinu
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