How to execute js method name in php

How to execute js in php: first create a PHP sample file; then execute it through "echo "7c6ecc2a75ade4ffa1f50134f6be3b0etest();2cacc6d41bbb37262a98f745aa00fbf0";" js method is enough.

The operating environment of this article: windows7 system, PHP7.1 version, DELL G3 computer

How does php execute the js method?

How PHP script executes JS script

1. PHP calls the value in js

There is such a piece of code in the z.php page:

<script type="text/javascript" > var url="aaaa*"; 
</script> 
<? 
$key="<script type=text/javascript>document.write(url)</script>"; 
echo $key; 
?>

2. PHP calls methods (functions) in js

<script type="text/javascript"> 
function test() { 
var t1=3; t1 = t1+2; alert(t1); 
//return t1; 
} </script>
<?php 
echo 
"<script type=&#39;text/javascript&#39;>test();
</script>"; 
?>

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