The while statement in PHP refers to the while loop statement, which is used to repeatedly execute a block of code until the specified condition is not true. Its syntax is [while (condition) {code to be executed;}].
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php while loop
The while loop will execute the block of code repeatedly until the specified condition is not true.
Syntax
while (条件)
{
要执行的代码;
}Example
The following example first sets the value of variable i to 1 ($i=1;).
Then, the while loop will continue to run as long as i is less than or equal to 5. Each time the loop runs, i will be incremented by 1:
<html>
<body>
<?php
$i=1;
while($i<=5)
{
echo "The number is " . $i . "<br>";
$i++;
}
?>
</body>
</html>Output:
The number is 1 The number is 2 The number is 3 The number is 4 The number is 5
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