get js var to php code example
Example 1: js var to php
<script>
var res = "success";
</script>
<?php
echo "<script>document.writeln(res);</script>";
?>
Example 2: how to get a variable from php to javascript
<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>