JSFiddle - React, Tailwind, and code Playground
by gowrimr
HTML
<for onClick="return process();">
<p>Enter the amount as a decimal:</p><br>
<input type="text" name="url" id="url"> <input type="submit" value="Get Link" id="paylink">
</form>
<script>
function process() {
const amt = document.getElementById("url").value
var copyText ="https://example.com/pay/"+amt
document.getElementById("url").value=copyText
url.select();
document.execCommand("copy");
document.getElementById("url").value=amt
}
</script>