Passing variables to a pattern
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We can pass variables to be used inside a pattern via the variables setup key in the or the call.
Imagine our helloworld.html file looks like this:
But we want the gift emoji to be passed as a variable to the pattern to be able to pass a different one each time we make the call to or .
To do so, first we replace the emoji in the helloworld.html file with a PHP statement that simply echoes the variable $emoji, like this:
Note that, to use PHP code inside a pattern, we need to enclose it in PHP's opening and closing tags:
<?php ... ?>. In this case, however, we use the shorthand<?= ... ?>which is a shortcut for the more verbose<?php echo ... ?>
And now, in our call to, we pass emoji as a variable:
So now, the browser shows this:
See this example working in the site.