PHP if...else...elseif Statements

PHP Conditional Statements

  • if statement - executes some code if one condition is true
  • if...else statement - executes some code if a condition is true and another code if that condition is false
  • if...elseif....else statement  - executes different codes for more than two conditions
  • switch statement - selects one of many blocks of code to be executed

PHP - The if Statement

The if statement executes some code if one condition is true.

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

PHP - The if...else Statement

The if....else statement executes some code if a condition is true and another code if that condition is false.

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

PHP - The if...elseif....else Statement

The if....elseif...else statement executes different codes for more than two conditions.

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;
}