javascript for loop iterates block of code a number of times while condition false.

JavaScript for loop  syntax:

for (statement 1; statement 2; statement 3)
{
  the code block to be executed
}

JavaScript for loop Example:

//Syntax:
for (statement 1; statement 2; statement 3)
  {
  the code block to be executed
  }

//Example:
var x=0;
for (var i=0; i<5; i++)
  {
  x=x +  i;
  }