Happy Programming

JavaScript Break and Continue Statements

The break StatementThe break statement will break the loop and continue executing the code that follows after the loop (if any).


var i=0;
for (i=0;i<=10;i++)
{
if (i==3)
{
break;
}
document.write("The number is " + i);
document.write("
");
}




output

The number is 0
The number is 1
The number is 2

The continue StatementThe continue statement will break the current loop and continue with the next value.



var i=0
for (i=0;i<=10;i++)
{
if (i==3)
{
continue;
}
document.write("The number is " + i);
document.write("
");
}




output

The number is 0
The number is 1
The number is 2
The number is 4
The number is 5
The number is 6
The number is 7
The number is 8
The number is 9
The number is 10

JavaScript For...In Statement
The for...in statement loops through the elements of an array or through the properties of an object.




var x;
var mycars = new Array();
mycars[0] = "Saab";
mycars[1] = "Volvo";
mycars[2] = "BMW";

for (x in mycars)
{
document.write(mycars[x] + "
");
}





output

Saab
Volvo
BMW