JSFiddle - React, Tailwind, and code Playground

by dying_sakura

HTML

<button type="button" name="btnSeven" id="btnSeven" value="7" onclick="setText7(this)">

<button type="button" name="btnSeven" id="btnSeven" value="8" onclick="setText7(this)">


<button type="button" name="btnSeven" id="btnSevenn" value="8" onclick="setText8(this)">

<input type="text" name="textBox" id="textBox" value=""/>

<input type="text" name="textBox" id="textBox1" value=""/>

JavaScript

function setText7(obj){
    var val = obj.value;
    document.getElementById('textBox').value = val;
}

    function setText8(obj){
    var val = obj.value;
    document.getElementById('textBox1').value = val;
}