What are some common challenges faced by beginners when trying to integrate PHP and JavaScript for dynamic web development tasks?

One common challenge faced by beginners when integrating PHP and JavaScript is passing PHP variables to JavaScript. To solve this, you can echo the PHP variable inside a JavaScript script tag in your PHP file. 

<?php
$php_variable = "Hello, World!";
?>

<script>
var js_variable = "<?php echo $php_variable; ?>";
console.log(js_variable);
</script>

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