JSFiddle - React, Tailwind, and code Playground
HTML
<big> <big> <a class="link" style="font-family: Helvetica,Arial,sans-serif; font-weight: bold;" target="_blank" href="http://www.gocomics.com/">GoComics.com</a> </big> </big>
<a class="link" style="font-family: Helvetica,Arial,sans-serif; font-weight: bold;" target="_blank" href="http://www.gocomics.com/2cowsandachicken">(Two
Cows and a Chicken)</a><big><big>
<br style="font-family: Helvetica,Arial,sans-serif; font-weight: bold;">
<a class="link" style="font-family: Helvetica,Arial,sans-serif; font-weight: bold;"
target="_blank"
href="http://www.oregonlive.com/comics-kingdom/">Comics Kingdom Favorites</a>
<br>
</big></big><a class="link"
style="font-family: Helvetica,Arial,sans-serif; font-weight: bold;"
target="_blank" href="http://www.oregonlive.com/comics-kingdom/?feature_id=Beetle_Bailey">Beetle
Bailey (Oregon Live)</a><big><big>
<br
style="font-family: Helvetica,Arial,sans-serif; font-weight: bold;">
<a class="link" style="font-family: Helvetica,Arial,sans-serif; font-weight: bold;"
target="_blank" href="http://www.dilbert.com/">Dilbert</a>
<br>
JavaScript
$(function(){
var today = new Date();
var dd = today.getDate();
var mm = today.getMonth()+1; //January is 0!
var yyyy = today.getFullYear();
if(dd<10){
dd='0'+dd
}
if(mm<10){
mm='0'+mm
}
var today = yyyy+'-'+mm+'-'+dd;
$('a.link').each(function() {
var url = $(this).attr('href');
if (url.indexOf("?") >= 0) {
$(this).attr("href",url+"&feature_date="+today);
} else {
$(this).attr("href",url+"?feature_date="+today);
}
});
});