Map vs. For Loop

map-vs-for-loop.js

/* 
  Loop over a two-dimensional array
  https://jsfiddle.net/7p6g03z6/
*/

arr = ['Ali', 'Hakim', 'Rana', ['Shahid', 'Naeem']]

// Map and Conditional (ternary) Operator
arr.map(name => {
	Array.isArray(name) 
  	? name.map(nestedName => console.info(nestedName))
  	: console.info(name)
})

// Regular ol' for loops and if statements
for (let i = 0; i < arr.length; i++) {
	if ( typeof arr[i] === 'object') {
  	for (let j = 0; j < arr[i].length; j++) {
    	console.info(arr[i][j])
    }
  } else {
  	console.info(arr[i])
  }
}