# PHP If Else

PHP If Else statement is a conditional statement, which can be used in various forms to check a condition or multiple conditions and to perform the specified action or actions, if the particular condition is true. These are:

if :
If statement is used to perform an action if a single condition is true.

Syntax:

if (condition) { Execute this code if condition is true; else nothing to be executed; }

if…else:
If else statement is used to perform an action if a single condition is true and to perform another action if that condition is false.

Syntax:

if (condition) { Execute this code if condition is true; } else { Execute this code if condition is false; }

if…elseif….else:

If elseif else statement is used to perform different actions for different conditions.

Syntax:

if (condition) { Execute this code if this condition is true; } elseif (condition) { Execute this code if this condition is true; } else { Execute this code if all the conditions are false; }

Example 1: Example of if statement

<!DOCTYPE html> <html> <body>   <?php $sum = 200; if ($sum <= 200) { echo "You Lose!"; } ?>   </body> </html>

Output

You Lose!

Example 2: Example of if..else statement

<!DOCTYPE html> <html> <body>   <?php $sum = 300; if ($sum <= "200") { echo "You Lose!"; } else { echo "You Won!"; } ?>   </body> </html>

Output

You Won!

Example 3: Example of if..elseif..else statement

<!DOCTYPE html> <html> <body>   <?php $sum = 200; if ($sum < "200") { echo "You Lose!"; } elseif(\$sum = "200") { echo "Match Draw!"; } else { echo "You Won!"; } ?>   </body> </html>

Output

Match Draw!