Node.js | forEach() function
forEach() is an array function from Node.js that is used to iterate over items in a given array.
Syntax:
array_name.forEach(function)
Parameter: This function takes a function (which is to be executed) as a parameter.
Return type: The function returns array element after iteration.
The program below demonstrates the working of the function:
Program 1:
const arr = ['cat', 'dog', 'fish'];arr.forEach(element => { console.log(element);}); |
Output:
cat dog fish
Program 2:
const arr = [1, 2, 3, 8, 7];arr.forEach(element => { console.log(element);}); |
Output:
1 2 3 8 7
