https://www.php.net › manual › fr › control-structures.if.php
PHP: if - ManualL'instruction if est une des plus importantes instructions de tous les langages, PHP inclus. Elle permet l'exécution conditionnelle d'une partie de code. Les fonctionnalités de l'instruction if sont les mêmes en PHP qu'en C : if (expression) commandes.
https://www.w3schools.com › php › php_if_else.asp
PHP if Statements - W3SchoolsYou can use conditional statements in your code to do this. In PHP we have the following 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.
https://www.php.net › manual › en › control-structures.if
PHP: if - ManualPHP features an if structure that is similar to that of C: if (expr) statement. As described in the section about expressions, expression is evaluated to its Boolean value. If expression evaluates to true, PHP will execute statement, and if it evaluates to false - it'll ignore it.
Vidéos
https://www.pierre-giraud.com › php-mysql-apprendre-coder-cours › condition-if-else
Les conditions if, if…else et if…elseif…else PHP - Pierre GiraudLa condition if en PHP. La structure de contrôle conditionnelle, ou plus simplement « condition » if est l’une des plus importantes et des plus utilisées dans l’ensemble des langages de programmation utilisant les structures de contrôle et en particulier en PHP.
https://www.phptutorial.net › php-tutorial › php-if
An Essential Guide to PHP if Statement with Best PracticesThe if statement executes a statement if a condition evaluates to true. Always use curly braces even if you have a single statement to execute in the if statement. It makes the code more obvious. Do use the pattern if ( value == $variable_name ) {} to avoid possible mistakes.
https://stackoverflow.com › questions › 4405795
Using AND/OR in if else PHP statement - Stack OverflowHow do you use 'AND/OR' in an if else PHP statement? Would it be: 1) AND. if ($status = 'clear' AND $pRent == 0) { mysql_query ("UPDATE rent SET dNo = '$id', status = 'clear', colour = '#3C0' WHERE rent.id = $id"); } 2) OR.
https://www.w3docs.com › learn-php › if.html
If - W3docsThe "if" keyword is used to conditionally execute code in PHP. Here is the basic syntax for using the "if" keyword: if (condition) {. // code to be executed. } In this example, the "if" keyword is used to execute code only if the specified condition is true.
https://www.tutorialrepublic.com › php-tutorial › php-if-else-statements.php
PHP If…Else Statements - Tutorial RepublicThe if Statement. The if statement is used to execute a block of code only if the specified condition evaluates to true. This is the simplest PHP's conditional statements and can be written like: if (condition) {. // Code to be executed. } The following example will output "Have a nice weekend!"
https://www.phptutorial.net › php-tutorial › php-if-else
An Essential Guide to the PHP if-else Statement By Examples - PHP TutorialPHP if else. Summary: in this tutorial, you’ll learn about the PHP if...else statement that executes a code block when a condition is true or another code block when the condition is false.
https://www.delftstack.com › fr › howto › php › php-one-line-if-statement
Une ligne if en PHP - Delft StackL’instruction if est une déclaration de prise de décision disponible dans tous les langages de programmation. Nous allons en apprendre davantage sur l’instruction if d’une ligne et ses alternatives en PHP. PHP prend en charge 4 types différents d’instructions conditionnelles.
