how to print to console php code example

Example 1: console.log in php

/*
console.log in php
*/

<?php
	function consoleLog($message) {
		echo '<script type="text/javascript">' .
          'console.log(' . $message . ');</script>';
	}

	consoleLog('Hello, greppers!');
?>

Example 2: php print to console

<script>
    console.log(<?= json_encode($foo); ?>);
</script>