for loop array script code example

Example 1: loop from array bash

#!/bin/bash
# declare an array called array and define 3 values
array=( one two three )
for i in "${array[@]}"
do
	echo $i
done

Example 2: loop through an array javascript

let array = ['Item 1', 'Item 2', 'Item 3'];

// Here's 4 different ways
for (let index = 0; index < array.length; index++) {
  console.log(array[index]);
}

for (let index in array) {
  console.log(array[index]);
}

for (let value of array) {
  console.log(value); // Will log value in array
}

array.forEach((value, index) => {
  console.log(index); // Will log each index
  console.log(value); // Will log each value
});

Example 3: javascript loop array

var arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];
    
    for( var i = 0; i < arr.length; i--){ 
    
        if ( arr[i] === 5) { 
    
            arr.splice(i, 1); 
        }
    
    }
    
    //=> [1, 2, 3, 4, 6, 7, 8, 9, 0]