Calculator

Requirements

The calculator is made using jQuery, JavaScript, HTML, CSS.

Operation

This calculator has been designed for both basic usage and advance calculation

General

• Advanced operations can be viewed by clicking << and closed by clicking >>
• Opening operators are not recognized, with the exception of functions
• Decimals can only be pressed once per number, but can be used as the opening key press for a number

History

• History has two modes. These modes can be toggled by clicking in the top right of the history box on either calc or ans
• Using the ans history recall allows for a form of parenthetical usage. For example: calculate sqrt and get the result. Then press sqrt.
• History will store the last seven calculations with the most recent at the top

Key Control

• (#) The relevant number
• (A or a) Clear all
• (C or c) Clear last
• (X or x) Multiply
• (/) Divide
• (+) Addition
• (-) Subtraction
• (^) Exponentiation
• (.) Decimal
• (=) Equals/Calculate
• (enter) Equals/Calculate
• (<) Open extended functionality
• (>) Close extended functionality
• (s) square
• (d) Cube
• (t) fact
• (q) Square Root
• (h) Toggle hishtory mode