Aug 30, 2015 · For a simple calculator with only 5 operators (^, *, /, +, -) and no parentheses, you can do something like this. First, it is convenient to turn the string into an array of numbers and operators. Then, we go through the array looking for each operator in order of precedence, and applying the operator to the numbers preceding and following the it.

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Feb 23, 2017 · I'm designing a simple calculator with HTML & JavaScript. Essentially, when the "equals" button is clicked, the expression the user entered with the calculator buttons is stored in a string variable, userInput , and eval(userInput) gets the answer.

Feb 29, 2024 · Can I make a JS calculator without using eval()? Yes, and it’s recommended for security reasons. You can parse the input string and calculate the result using custom functions for each operation.

May 23, 2017 · Yes! Don't reinvent this. Use something like math.js which has an expression parser built-in. math.eval(/* put your concatenated expression here */)

Jun 30, 2023 · In this tutorial we'll cover how to build a real simple Calculator using Javascript, HTML and CSS - without frameworks and without using the eval() method. T...

Feb 20, 2020 · Simple web development project using HTML5, CSS & JavaScript to create a basic calculator without the eval function.TimeStamps00:00 Introduction00:06 The Set...

Azkanorouzi's front-end solution for the Calculator app coding challenge on Frontend Mentor

This is a simple vanilla js calculator which is built without eval () and it respects mathematical precedence. live preview -> https://azkanorouzi.github.io/vanilla-JS-calculator/ Features. With this calculator you are able to: Add numbers. Divide number. Multiply numbers. Subtract number. Choose between three beautiful themes. Clear and delete.

JavaScript-Calculator-without-using-eval-function. A calculator that supports basic functionality using HTML, CSS and Javascript. Only two numbers operation possible at a time. -> supports +, -, /, %, *, delete, +/-, decimal and AC keys -> supports light and dark mode -> reponsive for every screen. https://javascript-calculator-swart.vercel.app/