Lets build iOs Calculator using html, css & javascript

Designing an iOs apple calculator with using #html #css and #javascript

Timeline
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00:00 - Introduction
00:56 - Watch the design of the Calculator
07:40 - Add click event to the button
10:30 - Capturing only number on the calculator screen
16:53 - Allowing only single dot(.) on the calculator screen
16:53 - Allowing only single dot(.) on the calculator screen
19:34 - Remove the default zero on the screen
21:08 - Implement AC
22:52 - Programming the operator
28:58 - Programming the equal sign
33:31 - Adding keypress & keyup event to the calculator

Source Code
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[CodeWithTimx]

when adding two numbers that are the same like 5+5 gives error in your code and do i solve this