In this article, you will learn how to create a generator function in PHP.
The yield keyword in PHP is used to create a generator function. Generator functions act as is a function that can be looped through with a foreach loop. The value given by the yield keyword is used as a value in one of the iterations of the loop.
examples of the YIELD function
Example 1. In this example, we use yield to create a generator function.
<?php
function countTo3() {
yield "1";
yield "2";
yield "3";
}
foreach(countTo3() as $number) {
echo $number;
echo "<br>";
}
?>
