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1 maj 2024 · The while statement creates a loop that executes a specified statement as long as the test condition evaluates to true. The condition is evaluated before executing the statement.
4 lut 2013 · Don't print that javascript in a while loop in php, just include it in the head of the page, or in a separate file. Edit. As indicated in a comment below,in jQuery 1.9 the toggle no longer works as you're intending to use it, as a work around, you can add a data attribute to the button, and check it each time we click.
The meaning of a while statement is simple. It tells PHP to execute the nested statement (s) repeatedly, as long as the while expression evaluates to true. The value of the expression is checked each time at the beginning of the loop, so even if this value changes during the execution of the nested statement (s), execution will not stop until ...
The while loop executes a block of code as long as the specified condition is true. Example Get your own PHP Server. Print $i as long as $i is less than 6: $i = 1; while ($i < 6) { echo $i; $i++; } Try it Yourself » Note: remember to increment $i, or else the loop will continue forever.
The main difference between a do...while loop and a while loop is that the code inside a do...while loop is always executed at least once. That's because the condition comes after the code inside the loop. So we always run that code, then check to see if we need to run it again.
Syntax. while (condition) { // code block to be executed. } Example. In the following example, the code in the loop will run, over and over again, as long as a variable (i) is less than 10: Example. while (i < 10) { text += "The number is " + i; i++; } Try it Yourself »
The "while" keyword is commonly used in PHP programming to create loops that repeat a block of code until a certain condition is met. For example, you might use a "while" loop to iterate over the elements of an array: <?php $myArray = ["apple", "banana", "cherry"]; $i = 0; while ($i < count ($myArray)) { echo $myArray [$i] . PHP_EOL; $i ++;
