Editing Javascript debug (section)

== Steps of troubleshooting ==
* Were the required js fils were included?

* Was the function was conflict with different js libraries? e.g. [https://stackoverflow.com/questions/41961708/uncaught-typeerror-tooltip-is-not-a-function javascript - Uncaught TypeError: $(...).tooltip is not a function - Stack Overflow]

* Check for syntax conflicts between different versions of JavaScript frameworks, e.g., Bootstrap 3 vs Bootstrap 5 syntax differences

* Checking the typo or "ensure that there are no compile-time errors"<ref>[https://stackoverflow.com/help/mcve How to create a Minimal, Complete, and Verifiable example - Help Center - Stack Overflow]</ref> by using [https://www.jslint.com/ JSLint] or other [[Javascript debug#tools | tools]].

* Verify the format of JSON file if the file was used by javascript by using [https://jsonlint.com/ JSONLint - The JSON Validator] tools.

* Disable the browser extension e.g. switch to '''incognito window''' on {{Chrome}}

* Quit the browser helper software e.g. video downloader

* Clear or disable the browser cache<ref>[https://www.java.com/zh_TW/download/help/webcache.xml 我要如何清除網頁瀏覽器快取？]</ref>

* Reload the webpage again

* Switch to different network environment