JSFiddle - React, Tailwind, and code Playground

by lionking0

HTML

<form action="" method="post" onsubmit="return checkNumber()">
    <p> <input type="text" name="box1" id="box1" size="20" value="33" />الحقل الاول</p>
    <p><input type="text" name="box2" id="box2" size="20" />الحقل الثانى</p>
    <input type="submit" value="ارسال" name="B1" />
</form>

JavaScript

function checkNumber() {
    var constantNumber = Number(document.getElementById('box1').value);
    var changeableNumber = Number(document.getElementById('box2').value);

    if (changeableNumber > constantNumber) {
        return true;
    }
    
    alert('يرجى إدخال رقم أكبر من ' + constantNumber);
    return false;
}