JAVASCRIPT

nested loops js

 var arr = [[1,2], [3,4], [5,6]];
 for (var i=0; i < arr.length; i++) {
  for (var j=0; j < arr[i].length; j++) {
    console.log(arr[i][j]);
  }
}

nested for loops javascript

// Basic Javascript Nested Loop / 2D Array

for (var x = 0; x < 10; x++) {
	for (var y = 0; y < 10; y++) {
    	console.log("x: " + x + ", y: " + y);
    }
}

nested for loop js

//nested for loop 	
var arr = [[1,2], [3,4], [5,6]];
 for (var i = 0; i < arr.length; i++) {
  for (var j = 0; j < arr[i].length; j++) {
    console.log(arr[i][j]);
  }
}

javascript nested loop

for (let exercise = 1; exercise <= 3; exercise++) {
   console.log(`---------- Starting exercise ${exercise}`)

   for (let rep = 1; rep <= 6; rep++) {
      console.log(`Exercise ${exercise}: Lifting weight repetitition ${rep}`);
   }
}