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計算機作業-陳昱廷 #3

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79ca49d
計算機
jammyqq Dec 24, 2018
a46ad71
Set theme jekyll-theme-cayman
jammyqq Dec 24, 2018
f70bf5c
css新增
jammyqq Dec 24, 2018
849196b
新增js
jammyqq Dec 24, 2018
0b56a2b
Delete _config.yml
jammyqq Dec 24, 2018
4e6cb5e
改字
jammyqq Dec 24, 2018
d51acc3
Merge branch 'master' of https://github.com/jammyqq/nutc-javascript-c…
jammyqq Dec 24, 2018
6cd91ac
Delete .DS_Store
jammyqq Dec 24, 2018
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17 changes: 17 additions & 0 deletions calculator.css
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Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
body{
background-color: darkkhaki
}

#all{
margin: auto;
width: 30%;

}
#cback{
width: 150px;
margin: 0 auto;
background-color: #ffffff;
border-radius: 10px;
padding: 20px;
text-align: center;
}
55 changes: 55 additions & 0 deletions calculator.html
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@@ -0,0 +1,55 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="css/calculator.css" >
<script src="https://code.jquery.com/jquery-3.2.1.js"></script>
<script src="js/calculator.js"></script>
<title>我的計算機</title>
</head>
<body>
<div id=all>
<h2>mycalculator</h2>
<h4>with jquery</h4>
<form>
<div id=cback>
<input type="text" id="showResBox" readonly/>
<br/>
<input type="button" value="7" onClick="getNum('7')">
<input type="button" value="8" onClick="getNum('8')">
<input type="button" value="9" onClick="getNum('9')">
<input type="button" value="+" onClick="cal('+')">
<br/>

<input type="button" value="4" onClick="getNum('4')">
<input type="button" value="5" onClick="getNum('5')">
<input type="button" value="6" onClick="getNum('6')">
<input type="button" value="-" onClick="minus('-')">
<br/>

<input type="button" value="3" onClick="getNum('3')">
<input type="button" value="2" onClick="getNum('2')">
<input type="button" value="1" onClick="getNum('1')">
<input type="button" value="×" onClick="cal('*')">
<br/>

<input type="button" value="(" >
<input type="button" value="0" onClick="getNum('0')">
<input type="button" value=")" >
<input type="button" value="÷" onClick="cal('/')">
<br/>

<input type="button" value="C" onClick="clearRes()">
<input type="button" value="." onClick="cal('.')">
<input type="button" value="←" onClick="del()">
<input type="button" value="=" onClick="equal()">


</div>
</form>
</div>

</body>
</html>
48 changes: 48 additions & 0 deletions calculator.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,48 @@

function getNum(num){
$("#showResBox").val(function(i,val){
return val + num
})
}
function clearRes(){
document.getElementById("showResBox").value = "";
}

function cal(calSymbol){
var boxRes=$("#showResBox").val();
var lastSym=boxRes.substr(boxRes.length-1);

if($("#showResBox").val()==""){
$("#showResBox").val("");
}else if(lastSym=="+"||lastSym=="-"||lastSym=="*"||lastSym=="/"||lastSym=="."){
$("#showResBox").val("");}
else{$("#showResBox").val(function(i,val){
return val + calSymbol
});
}
}

function minus(minuss){
var boxRes =$("#showResBox").val();
var lastSym=boxRes.substr(boxRes.length-1);
if(lastSym=="+"||lastSym=="-"||lastSym=="*"||lastSym=="/"||lastSym=="."){
$("#showResBox").val("");
}else{$("#showResBox").val(function(i,val){
return val + minuss
});
}
}

function equal(){
var boxRes =$("#showResBox").val();
var lastSym=boxRes.substr(boxRes.length-1);
document.getElementById("showResBox").value = eval(document.getElementById("showResBox").value);

}

function del(){
$("#showResBox").val(function(i,val){
return val.substr(0,val.length-1)
});
}

17 changes: 17 additions & 0 deletions css/calculator.css
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Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
body{
background-color: darkkhaki
}

#all{
margin: auto;
width: 30%;

}
#cback{
width: 150px;
margin: 0 auto;
background-color: #ffffff;
border-radius: 10px;
padding: 20px;
text-align: center;
}
48 changes: 48 additions & 0 deletions js/calculator.js
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,48 @@

function getNum(num){
$("#showResBox").val(function(i,val){
return val + num
})
}
function clearRes(){
document.getElementById("showResBox").value = "";
}

function cal(calSymbol){
var boxRes=$("#showResBox").val();
var lastSym=boxRes.substr(boxRes.length-1);

if($("#showResBox").val()==""){
$("#showResBox").val("");
}else if(lastSym=="+"||lastSym=="-"||lastSym=="*"||lastSym=="/"||lastSym=="."){
$("#showResBox").val("");}
else{$("#showResBox").val(function(i,val){
return val + calSymbol
});
}
}

function minus(minuss){
var boxRes =$("#showResBox").val();
var lastSym=boxRes.substr(boxRes.length-1);
if(lastSym=="+"||lastSym=="-"||lastSym=="*"||lastSym=="/"||lastSym=="."){
$("#showResBox").val("");
}else{$("#showResBox").val(function(i,val){
return val + minuss
});
}
}

function equal(){
var boxRes =$("#showResBox").val();
var lastSym=boxRes.substr(boxRes.length-1);
document.getElementById("showResBox").value = eval(document.getElementById("showResBox").value);

}

function del(){
$("#showResBox").val(function(i,val){
return val.substr(0,val.length-1)
});
}