> Home > Calculators > Basic Calculator
Basic Calculator
In a Nutshell: This Javascript snippet generates a simple arithmetic calculator that can be used for single addition, subtraction, division and multiplication calculations.
Use it Yourself: Copy and paste the text from below into the <body> section of your page.
<form> <table border=2 cellpadding=3 bgcolor=#E6E9EA><tr><td> <div align="center"><strong>Enter 2 Numbers:</strong><br> <input type=text size=5 name=num1> <input type=text size=5 name=num2></div></tr></td><tr><td> <div align="center"><strong>Click on a Function</strong><br> <input type=button name=a1 value=" + " onclick="addFields(this.form)"> <input type=button name=a2 value=" - " onclick="subFields(this.form)"> <input type=button name=a3 value=" x " onclick="mulFields(this.form)"> <input type=button name=a4 value=" / " onclick="divFields(this.form)"></div> </td></tr><tr><td> <div align="center"><strong>The Answer is:</strong><br> <input type="text" size=8 name="result"></div></td></tr><tr><td> <div align="center"><input type=reset name=clear value="clear fields"></div></td></tr></table> </form> </td></table> <script language="javascript"> <!-- This Script Created by Randy Bennett: https://home.thezone.net/~rbennett/utility/javahead.htm --> <!-- For this and 100s of other Free Javascripts, check out: --> <!-- Free-Javascripts.com @ https://www.free-javascripts.com/ --> <!-- function addFields(form) { var sum = eval(form.num1.value) + eval(form.num2.value) form.result.value=sum } function subFields(form) { var sub = eval(form.num1.value) - eval(form.num2.value) form.result.value=sub } function mulFields(form){ var mul = eval(form.num1.value) * eval(form.num2.value) form.result.value=mul } // notice that the var ??? was not really needed, something new i learned as i discover the world of javascript function divFields(form) { form.result.value = eval(form.num1.value) / eval(form.num2.value) } //--> </script>
This Script Created By: Randy Bennett
HOME | Newest | Most Popular | Tutorials | Submit a Script | Email Us