hearts-string-generator.html

<section>
    <textarea id="container" rows="10" style="width: 99%" readonly></textarea><br>
    <button onclick="heartgen()">Generate &amp; Copy</button>
</section>

<script>
    function randomiser(min, max) {
        min = Math.ceil(min);
        max = Math.floor(max);
        return Math.floor(Math.random() * (max - min + 1) + min); //The maximum is inclusive and the minimum is inclusive
    }

    function copy() {
        var container = document.getElementById("container");
        container.focus();
        container.select();
        container.setSelectionRange(0, 1000);
        document.execCommand("copy");
    }

    function heartgen() {
        var container = document.getElementById("container");
        var heart = ["❤️","🧡","💛","💚","💙","💜","🤍","❣️","💕","💞","💓","💗","💖","💘","💝"];
        var hs = heart.length - 1;
        var hearts = "";
        // get max chars between 185-200
        var curMax = randomiser(185, 200);
        for(var i=0; i<curMax-1; i++) {
            hearts += heart[randomiser(0, hs)];
        }
        container.innerHTML = hearts;
        copy();
    }
</script>