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When do you use a loop in PHP?
Loops in PHP are useful when you want to execute a piece of code repeatedly until a condition evaluates to false. So code is executed repeatedly as long as a condition evaluates to true, and as soon as the condition evaluates to false, the script continues executing the code after the loop. The following flowchart explains how loops work in PHP.
How does the loop work in WordPress 8.3?
8.3 Code Documentation The Loop is PHP code used by WordPress to display posts. Using The Loop, WordPress processes each post to be displayed on the current page, and formats it according to how it matches specified criteria within The Loop tags. Any HTML or PHP code in the Loop will be processed on each post.
When is this tag must be within the loop in WordPress?
When WordPress documentation says “This tag must be within The Loop”, such as for specific Template Tags or plugins, the tag will be repeated for each post. For example, The Loop displays the following information by default for each post: Categories ( the_category () ).
What’s the best way to use multiple loops?
Multiple Loops in Action. The best way to understand how to use multiple loops is to actually show an example of its use. Perhaps the most common use of multiple loops is to show two (or more) lists of posts on one page.
Though there are 4 types of loops used in PHP, and every loop is used in a particular situation. The programmer mainly uses a loop when the iterations are not fixed, and we need to execute the set of statements until the main condition is evaluated.
Do you treat switch structures as looping in PHP?
Current functionality treats switch structures as looping in regards to continue. It has the same effect as break. This output requires you to either change the switch to an if or use the numerical argument and treat the switch as one loop. (only) the reason that is given on the “Continue with missing semikolon” example is wrong.
When to terminate the while loop in PHP?
While… – checks the condition first. If it evaluates to true, the block of code is executed as long as the condition is true. If it evaluates to false, the execution of the while loop is terminated. The code below uses the while… loop to print numbers 1 to 5.
When to use foreach, while and foreach in PHP?
The foreach… loop is used to loop through arrays. While… loop is used to execute a block of code as long as the set condition is made to be false. The do… while loop is used to execute the block of code at least once then the rest of the execution is dependent on the evaluation of the set condition.