if ( test condition 1)
{
//If the test condition 1 is TRUE then these it will check for test condition 2
if ( test condition 2)
{
//If the test condition 2 is TRUE, these statements execute
Test condition 2 True statements;
}
else
{
//If the c test condition 2 is FALSE, then these statements execute
Test condition 2 False statements;
}
else
{
//If the test condition 1 is FALSE then these statements will be executed
Test condition 1 False statements;
}