JSHint, a JavaScript Code Quality ToolReport Cyclomatic complexity Unused variables Undefined variables Warn About == null About debugging code About unsafe for..in About arguments.caller and .callee About assignments if/for/... About functions inside loops About eval About unsafe line breaks About potential typos in logical operators When code is not in strict mode When new is used for side-effects Assume Browser NodeJS jQuery Develo
JSLint,The JavaScript Code Quality Tool
http://blog.monoweb.info/article/2011042918.html
JSLint in Programmer’s Notepad, Revisited - PatCavit.com
