Demo: Simple JavaScript Calculator Using Vanilla JavaScript



Complete Tutorial with Code
JavaScript Hide Button After Click Simple Click and Hold Effect Using JavaScript JavaScript Select All HTML Elements Whose ID Start With Same String Count Checked Checkboxes of Specific Form with JavaScript Enable and Disable Button using JavaScript Add Class to HTML Tag On Click using JavaScript Change Class of HTML Tag Using JavaScript Get All Options In Select Tag using JavaScript Replace a Word from everywhere in a String using JavaScript Execute a Function on Hover Using JavaScript Open Select File Dialog Box Using JavaScript Display Message When File Is Selected Using JavaScript Get Clicked HTML Element Name Using JavaScript Get Class of Clicked Element Using JavaScript Count Number of Rows in Table using JavaScript Move Background Image with Mouse Using JavaScript Disable Text Selection Using JavaScript Get Selected Radio Button Value On Click using JavaScript Get input Element Value On Click Using JavaScript Toggle Text of HTML Element with JavaScript onclick