Array Methods

const numbers = [1, 2, 3, 4, 5];

function consoleItem(item, index, arr) {
    console.log("a[" + index + "] = " + item );
} 

numbers.forEach(consoleItem);

// OUTPUT:
// a[0] = 1
// a[1] = 2
// a[2] = 3
// a[3] = 4
// a[4] = 5

const numbers = [1, 2, 3, 4, 5];   

numbers.forEach((item, index, arr) => {
    console.log('a[' + index + '] = ' + item );
});

// OUTPUT:
// a[0] = 1
// a[1] = 2
// a[2] = 3
// a[3] = 4
// a[4] = 5

const numbers = [1, 2, 3, 4, 5];

function consoleItem(item, index, arr) {
    console.log("a[" + index + "] = " + item );
} 

numbers.forEach(consoleItem);

// OUTPUT:
// a[0] = 1
// a[1] = 2
// a[2] = 3
// a[3] = 4
// a[4] = 5

const numbers = [1, 2, 3, 4, 5];   

numbers.forEach((item, index, arr) => {
    console.log('a[' + index + '] = ' + item );
});

// OUTPUT:
// a[0] = 1
// a[1] = 2
// a[2] = 3
// a[3] = 4
// a[4] = 5

const numbers = [1, 2, 3, 4, 5];

function consoleItem(item, index, arr) {
    console.log("a[" + index + "] = " + item );
} 

numbers.forEach(consoleItem);

// OUTPUT:
// a[0] = 1
// a[1] = 2
// a[2] = 3
// a[3] = 4
// a[4] = 5

const numbers = [1, 2, 3, 4, 5];   

numbers.forEach((item, index, arr) => {
    console.log('a[' + index + '] = ' + item );
});

// OUTPUT:
// a[0] = 1
// a[1] = 2
// a[2] = 3
// a[3] = 4
// a[4] = 5