#JavaScript Calculator

1 messages · Page 1 of 1 (latest)

pale wren
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you most likely have to post your code otherwise ...

humble lodge
# 
<html lang="en">
  <head>
    



</head>
<body>
    <input type="number" name="a", id="a">
    <input type="number" name="b", id="b">

    <button onclick="add()">Plus</button>
    <button onclick="subtract()">Min</button>
    <button onclick="divide()">Delen</button>
    <button onclick="multiply()">keer</button>
    <p>Antwoord: <span id="result"></span></p>
<pre><p>Eigen Uitkomst:</p> 
<input type="number" name="Eigen uitkomst", id="answer">
</pre>



</body>

<script type="text/javascript">
    function add() {
        var a = document.getElementById("a").value;
        var b = document.getElementById("b").value;
        var c = parseInt(document.getElementById("c").value);

        var som = parseInt(a) + parseInt (b);

        document.getElementById("answer").innerHTML = som;

        if (som == c) {
            document.getElementById("answer").innerHTML = 'Antwoord is goed';
        } else {
            document.getElementById("answer").innerHTML = 'Antwoord is fout'


        }
    }

    function subtract() {
        var a = document.getElementById("a").value;
        var b = document.getElementById("b").value;
       
        
        document.getElementById("result").innerHTML = parseInt(a) - parseInt(b);
    }

     function divide() {
    var a = document.getElementById("a").value;
        var b = document.getElementById("b").value;

        document.getElementById("result").innerHTML = parseInt(a) / parseInt(b);

        }
            
        function multiply(){
        var a = document.getElementById("a").value;
        var b = document.getElementById("b").value;
      

        document.getElementById("result").innerHTML = parseInt(a) * parseInt(b);
        }
</script>```
#

so

#

10+10 doesn't work

#

but dividing multiplying and substracting does

pale wren
#

@humble lodge whats variable c?

#

i cant see any id = c in the html code

humble lodge