1array.splice(-1,1)

1var colors = ["red","blue","green"];
2colors.pop();

1array.pop();   //returns popped element
2//example
3var fruits = ["Banana", "Orange", "Apple", "Mango"];
4fruits.pop();  // fruits= ["Banana", "Orange", "Apple"];

1var array = [1, 2, 3, 4, 5, 6];
2array.pop();
3console.log(array);
4//Output in console section:
5//[1, 2, 3, 4, 5]

1
2const fruits = ["Banana", "Orange", "Apple", "Mango"];
3
4fruits.pop();   // Removes "Mango" 
5 

1let numbers = [1, 2, 3];
2numbers.pop();