<script type="text/javascript">
var abc= 'this is text';
<?php $abc = "<script>document.write(abc)</script>"?>
</script>
<?php echo $abc;?><script type="text/javascript">
var php_var = "<?php echo $php_var; ?>";
</script><script>
var res = "success";
</script>
<?php
echo "<script>document.writeln(res);</script>";
?><script>
var p1 = "success";
</script>
<?php
echo "<script>document.writeln(p1);</script>";
?><script type="text/javascript">
// boolean outputs "" if false, "1" if true
var bool = "<?php echo $bool ?>";
// numeric value, both with and without quotes
var num = <?php echo $num ?>; // 7
var str_num = "<?php echo $num ?>"; // "7" (a string)
var str = "<?php echo $str ?>"; // "A string here"
</script>// (A) CONVERT ARRAY TO STRING
$data = ["Apple", "Banana", "Cherry"];
$encoded = json_encode($data);
?>
<!-- (B) THIS IS JAVASCRIPT -->
<script>
// (B1) JSON ENCODED STRING
var encoded = '<?=$encoded?>';
console.log(encoded); // STRING
// (B2) JSON PARSE (DECODE)
var data = JSON.parse(encoded);
console.log(data); // ARRAY