JSFiddle - React, Tailwind, and code Playground

by TheFiddler

HTML

<input id="test" type="text">
<button id="go">Check</button>
<div id="result"></div>

JavaScript

function donotpushlinks(pattern){
    var blacklist = [
        "twitter"
        ,"facebook"
        ,"tumblr"
        ,"javascript"
    ];
    var re = new RegExp('\\b' + blacklist.join("|") + '\\b', 'i')
    
    return(pattern.match(re) != null);
}

$("#go").click(function() {
    var bad = donotpushlinks($("#test").val());
    var output = bad ? "bad" : "good";
    $("#result").html(output);
});