JSFiddle - React, Tailwind, and code Playground

by tmtron

HTML

<html>
<body>
    <script>
    function testFunc(){
            alert("onmouseup called");
    }
    function dispatchMouseEvent() {
      var evt = document.createEvent("MouseEvents");
      evt.initEvent("mouseup", true, true);
      document.getElementById("x").dispatchEvent(evt);
    }
    </script>
    <input type="button" value="Test" id="x" onmouseup="testFunc()"/>
    <script>
				setTimeout(dispatchMouseEvent, 500);
        // document.getElementById("x").onmouseup();
    </script>
</body>
</html>