calculator

Created a calculator based on the Texas Instruments Datamath II using HTML, CSS, and Javascript!

Click to try this Calculator!

Original TI Datamath II

My Web App

Functionality Features:

• Classic Calculator Functionality including operators of Addition, Subtraction, Multiplication, and Division.
• Clear Entry (CE) and Clear (C) operations

Program Arithmetic Logic:

• Calculator deals with operations in pairs. Each operation is carried out, the result is displayed, then additional operations can be performed on this result.
• 5 + 10 - 9 deals with this entry from left to right first displaying 15 then displaying 6

Design Features:

• Color matched colors from original calculator image using gimp and then implemented colors in web app.
• Custom Calculator font for digital display
• Custom colored Texas Instruments Logo to match original calculator

Moving Forward:

• Simplify logic for calculator instead of current algorithm creating an array and using linear search to find operators with splice modifications on data
• Add Percent functionality
• Improve divide by 0 error management to display an alert and remove the zero array entry
• Mobile Support
• UI Improvements like shadows to calculator to create depth and key press sounds