How to call a java script function in PHP echo command?

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PHP

i have defined a function in java scipt.
Now I want to call that function from echo'';statemnt onclick of hyperlink.

What I have tried:

PHP

';
echo'<html>';
echo'<head>

.main_div
{

border: 2px solid green;
display:block
margin:auto;
}
.question_div
{
border: 2px solid yellow;

}

<script type="text/javascript">

function change_colour(divID)
{
alert("hello");
var id = divID;

}

</script>
</head>';

echo'<body>';

echo'

';
echo'';
for($i = 1;$i<=4;$i++)
{
echo'';

echo'';
echo'';

echo'';
}
echo'

change_colour();\">Hello

Answer

';

echo'</body>';
echo'</html>';
?>

Posted 19-Nov-16 9:39am

Member 12859747

Updated 19-Nov-16 11:22am

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Dave Kreskowiak · Answer 1 · 2016-11-19T11:22:00

Solution 1

You can't. Your PHP is running on the server. Sends the HTML page, including the javascript you have in the page, to the client and the client executes the script.

Posted 19-Nov-16 11:22am

Dave Kreskowiak