You can use either
<a href="https://stackoverflow.com/questions/40843494/javascript:someFunction()">LINK</a>
or
<a href="#" onclick="someFunction(); return false;">LINK</a>
or you can check this link.
anchor tag onclick function
You can use either
<a href="https://stackoverflow.com/questions/40843494/javascript:someFunction()">LINK</a>
or
<a href="#" onclick="someFunction(); return false;">LINK</a>
or you can check this link.
anchor tag onclick function