PHP conditional statements are used in various conditions that require decision-making. A fundamental statement is the PHP if statement.

In PHP if statement is further branched into the following.,

PHP if statements :

PHP if is used, when validating a certain parameter and prompting a decision to be made.

Syntax :

if (condition) {
code to be executed if condition is true;
}

Example :

<?php

$a = 10;

if ($a > 5) {
global $a;
echo "The apples are $a";
}
?>

Output:

The apples are 10

PHP If…else statement :

The if…else statement is used to give more than one option of execution if one condition is false and the other is true.

Syntax :

if (condition) {
code to be executed if condition is true;
} else {
code to be executed if condition is false;
}

Example :

<?php

$a = 1;

if ($a > 5) {
global $a;
echo "The apples are $a";
} else{
echo "The apples are less then 5";
}
?>

Output:

The apples are lessthen 5

PHP If— elsif… else statement :

PHP If— elsif… else statement executes different codes for more than two conditions.

Syntax :

if (condition) {
code to be executed if this condition is true;
} elseif (condition) {
code to be executed if this condition is true;
} else {
code to be executed if all conditions are false;
}

Example :

<?php

$a = 100;

if ($a > 5 && $a < 20) {
global $a;
echo "The apples are $a";
} elseif ($a < 5) {
echo "The apples are less than 5";
} else {
echo "There are too many apples to count in a second";
}
?>

Output:

There are too many apples to count in a second

Happy Learning 🙂

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