1
이것은 자바 스크립트 계산기라고 생각되지만 이상한 사각형을 제외하고는 계산이 수행되지 않습니다. 예를 들어, 덧셈, 뺄셈, 나눗셈과 곱셈은 숫자를 삽입하더라도 답을주지 못합니다. 나는 그것이 무엇이 잘못되었는지 모른다.계산기에서 제곱 된 작업 만 수행
도움 주셔서 감사합니다. solve()
의
</style>
<script type="text/javascript">
<!-- JAVASCRIPT FUNCTIONS GO HERE -->
var numberOne="", symbol="", numberTwo=""
function equation (number){
if(symbol==""){
numberOne+=number
document.getElementById('equation').value = numberOne;
}
else if(symbol!=""){
numberTwo+=number
document.getElementById('equation').value = numberTwo;
}
}
function getSymbol(operator){
symbol=operator
document.getElementById('equation').value = symbol;
}
function clear_equation() {
document.getElementById('equation').value = "";
numberOne=""
numberTwo=""
symbol=""
}
function remove() {
Current = "0";{
document.Calculator.Display.value = Current;
}
}
function add(num1, num2) {
output=Number(num1)+Number(num2)
document.getElementById('equation').value = output;
}
function subtract(num1, num2) {
output=Number(num1)-Number(num2)
document.getElementById('equation').value = output;
}
function multiply(num1, num2) {
output=Number(num1)*Number(num2)
document.getElementById('equation').value = output;
}
function divide(num1, num2) {
output=Number(num1)/Number(num2)
document.getElementById('equation').value = output;
}
function sqrt(num1) {
output=Number(num1)*Number(num1)
document.getElementById('equation').value = output;
}
function sin(num1) {
output=Math.sin(num1)
document.getElementById('equation').value = output;
}
function solve (add) {
if(symbol=="+"){
add(numberOne, numberTwo)
}
}
function solve (subtract) {
if(symbol=="-"){
subtract(numberOne, numberTwo)
}
}
function solve (mutiply){
if(symbol=="*"){
mutiply(numberOne, numberTwo)
}
}
function solve (divide) {
if(symbol=="/"){
divide(numberOne, numberTwo)
}
}
function solve (sqrt) {
if(symbol=="sqrt"){
multiply(numberOne, numberOne)
}
}
</script>
</head>
<body>
<div class="container">
<table cellspacing="0">
<tr>
<td colspan="5"><input class="equ" type="input" disabled="disabled" id="equation" value=""/></td>
</tr>
<tr>
<td><input class="buttons" type="button" value="sin" onclick="getSymbol (this.value)" /></td>
<td><input class="buttons" type="button" value="cos" onclick="getSymbol (this.value)" /></td>
<td><input class="buttons" type="button" value="tan" onclick="getSymbol (this.value)" /></td>
<td><input class="buttons" type="button" value="sqrt" onclick="getSymbol (this.value)" /></td>
</tr>
<tr>
<td><input class="buttons" type="button" value="←" onclick="remove();"/></td>
<td colspan="2"><input class="buttons" type="button" value="C" onclick="clear_equation (this.value)" /></td>
<td><input class="buttons" type="button" value="/" onclick="getSymbol (this.value)"/></td>
</tr>
<tr>
<td><input class="buttons" type="button" value="7" onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="8" onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="9" onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="*" onclick="getSymbol (this.value)"/></td>
</tr>
<tr>
<td><input class="buttons" type="button" value="4" onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="5" onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="6" onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="-" onclick="getSymbol (this.value)"/></td>
</tr>
<tr>
<td><input class="buttons" type="button" value="1" onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="2" onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="3" onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="+" onclick="getSymbol (this.value)"/></td>
</tr>
<tr>
<td colspan="2"><input class="buttons" type="button" value="0" onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="." onclick="equation (this.value)"/></td>
<td><input class="buttons" type="button" value="=" onclick="solve();"/></td>
</tr>
</table>
</div>
</body>
</html>
일부 alert() 중지 점을 넣고 실패한 부분을 확인하십시오. –
'solve()'함수를 계속 재정의하고 있습니다. 마지막은'sqrt'이므로, 하나가 붙습니다. –
단계별 코드를 단계별로 살펴 보았습니까? Firebug와 Chrome Dev Tools 모두이 기능을 지원합니다. – tjameson