How to Use the Canvas clearRect() to Erase an Area
Clearing the Canvas
javascript - HTML5 Canvas | Replace Color | Remove Color - Stack Overflow
Canvas clearRect: HTML5 - YouTube
GitHub - vascojm82/Bubbles-on-Water-HTML-Canvas-JavaScript-Animation: Simple animation of bubble looking clear circles bouncing around the whole browser canvas with a water animated background.
HTML : How do I clear text from the canvas element? - YouTube
javascript - Canvas SignaturePad doesn't clear on Mobile Phonegap App (Android) - Stack Overflow
Build a Signature Pad in HTML, CSS, JS & Canvas | by DIVBYDIV | Medium