What are the 4 PHP conditional statements?

What are the 4 PHP conditional statements?

PHP Conditional Statements

• The if statement.
• The if…else statement.
• The if… elseif….else statement.
• The switch… case statement.

How do you end an if statement in PHP?

After either branch has been executed, control returns to the point after the end If . The if statement will end if none of its conditions evaluate to true or if one of its conditions evaluate to true . The statement(s) associated with the first true condition will evaluate, and the if statement will end.

Can we use Elseif in PHP?

The first elseif expression (if any) that evaluates to true would be executed. In PHP, you can also write ‘else if’ (in two words) and the behavior would be identical to the one of ‘elseif’ (in a single word).

How do you use Elseif?

Conditional Statements

1. Use if to specify a block of code to be executed, if a specified condition is true.
2. Use else to specify a block of code to be executed, if the same condition is false.
3. Use else if to specify a new condition to test, if the first condition is false.

What are the 5 PHP operators?

PHP Operators

• Arithmetic operators.
• Assignment operators.
• Comparison operators.
• Increment/Decrement operators.
• Logical operators.
• String operators.
• Array operators.
• Conditional assignment operators.

What is a PHP statement?

Any PHP script is built out of a series of statements. A statement can be an assignment, a function call, a loop, a conditional statement or even a statement that does nothing (an empty statement). Statements usually end with a semicolon. A statement-group is a statement by itself as well.

What is if else statement in PHP?

PHP if-else statement is executed whether condition is true or false. If-else statement is slightly different from if statement. It executes one block of code if the specified condition is true and another block of code if the condition is false.

What is the PHP code?

PHP (recursive acronym for PHP: Hypertext Preprocessor ) is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML.

Which PHP introduced try catch expect?

Which version of PHP introduced Try/catch Exception? Explanation: PHP 5 version and later versions added support for Exception Handling.

What is a switch statement in PHP?

The PHP switch statement is pretty much a simplified way to write multiple if statements for one variable. As you use them, you will begin to realize why they are much more convenient that writing a whole lot of if statements or elseif statements. If statements check one conditional, but switch statements can check for many different cases.

What does IF THEN ELSE mean?

Definition of: if-then-else. if-then-else. A high-level programming language statement that compares two or more sets of data and tests the results. If the results are true, the THEN instructions are taken; if not, the ELSE instructions are taken.

What is an else statement?

In programming languages, an else statement is an alternative statement that is executed if the result of a previous test condition evaluates to false.

What is a PHP switch?

PHP: switch. The switch statement is wondrous and magic. It’s a piece of the language that allows you to select between different options for a value, and run different pieces of code depending on which value is set. Each possible option is given by a case in the switch statement.