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Fixed point functionality in Basic Calculator #820

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merged 8 commits into from
May 25, 2024
Merged

Fixed point functionality in Basic Calculator #820

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7037883
Added additional functionalities in the basic calculator for the point .
shivangi-singhjha May 22, 2024
d7371c9
Functionalities of . changed
shivangi-singhjha May 24, 2024
4a0b70d
Merge branch 'main' into Basic-Calculator
Rakesh9100 May 25, 2024
fda2362
Update script.js
Rakesh9100 May 25, 2024
ee5f0d1
point functionalities added for keyboard event too
shivangi-singhjha May 25, 2024
a639967
point functionality using keyboard event fixed
shivangi-singhjha May 25, 2024
a02ad30
Merge branch 'Rakesh9100:main' into Basic-Calculator
shivangi-singhjha May 25, 2024
367cb23
Update script.js
Rakesh9100 May 25, 2024
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2 changes: 1 addition & 1 deletion Calculators/Basic-Calculator/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -33,7 +33,7 @@
<span class="num" onclick="calc.txt.value += '6' "><i>6</i></span>
<span class="num" onclick="calc.txt.value += 'Math.sqrt(' "><i>√</i></span>
<span class="num" onclick="calc.txt.value += '%' "><i>%</i></span>
<span class="num" onclick="calc.txt.value += '.' "><i>.</i></span>
<span class="num point" onclick="point()"><i>.</i></span>
<span class="num" onclick="calc.txt.value += '1' "><i>1</i></span>
<span class="num" onclick="calc.txt.value += '2' "><i>2</i></span>
<span class="num" onclick="calc.txt.value += '3' "><i>3</i></span>
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30 changes: 30 additions & 0 deletions Calculators/Basic-Calculator/script.js
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,8 @@ let calc = document.forms["calc"];
let txt = calc.elements["txt"];
let math = window.math;
let display = document.getElementById("display");
// let zero = document.getElementById("display");


document.addEventListener("keydown", function (event) {
const validKeys = /^[0-9.\+\-\*\/\(\)\^\%\{\}\[\]&]$/;
Expand Down Expand Up @@ -46,3 +48,31 @@ function clearOne() {
let currentValue = calc.txt.value;
calc.txt.value = currentValue.slice(0, -1);
}

function point() {
let currentValue = calc.txt.value;
if (currentValue == "") {
calc.txt.value = '0' + '.';
}
else {

if (currentValue.charAt(currentValue.length - 1) == "." || currentValue.charAt(currentValue.length - 1) == "(") {
calc.txt.value = calc.txt.value + '0' + '.';
return;
}
if (currentValue.charAt(currentValue.length - 1) == "+" ||
currentValue.charAt(currentValue.length - 1) == "*" ||
currentValue.charAt(currentValue.length - 1) == "-" ||
currentValue.charAt(currentValue.length - 1) == "/" ||
currentValue.charAt(currentValue.length - 1) == "%" ||
currentValue.charAt(currentValue.length - 1) == "√" ||
currentValue.charAt(currentValue.length - 1) == "^") {
calc.txt.value = calc.txt.value + '0' + '.';
return;
}
else {
calc.txt.value = calc.txt.value + ".";
return;
}
}
};
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