Javascript debug
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<< Testing: Javascript
methods / functions
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- alert() Method: Window alert() Method equivalent: window.alert("some message...");
- Is there an equivalent for var_dump (PHP) in Javascript? - Stack Overflow
- console.log()
- Firefox
: Firebug and Logging : Firebug, 利用Firebug的console功能作JavaScript偵錯 - iT邦幫忙::IT知識分享社群 for Firefox
not work for the Firebug Lite for Google Chrome(tested version: 1.4.0.11967 ) - Chrome
: Using the Console - Chrome Developer Tools — Google Developers Enter the javascript scripts in the console ( after the > symbol) directly. - IE
v.9: Using the F12 Tools Console to View Errors and Status (Windows) / 使用 F12 工具主控台檢視錯誤和狀態 (Windows)
not IE
v.8
- Firefox
- Javascript var_dump function | Tsung's Blog
- JSON.stringify() "Convert a JavaScript object into a string" [Last visited: 2017-09-11]
DOM
- 如果是進行 DOM 操作,可以將選定的 DOM 元素標上顏色,確認有選到。 ex: using .addClass() | jQuery API Documentation
Data type
- isNaN() Function, isFinite() Function, typeof variable
Browser tool
- javascript - How do I view events fired on an element in Chrome DevTools? - Stack Overflow on Chrome
Browser cache issue
tools
- The Online Lint
- JSLint,The JavaScript Code Quality Tool
- desktop editor: Sublime Text + package: JSLint[1]
- JS Bin - Collaborative JavaScript Debugging
allow to download