(Chapter 01 course introduction [talk about the interview]Chapter 02 JS foundation - variable type and calculation [no variable, don't say you can JS]Chapter 03 JS foundation - prototype and prototype chain [one of the three mountains, required!!!]Chapter 04 JS foundation - scope and closure [two of the three mountains, no closure, basically no pass]Chapter 05 JS foundation - asynchronous [three mountains, required!!!]Chapter 06 JS web API DOM [only by learning DOM can we have the foundation of web page development]Chapter 07 JS web API BOM [the content is not much, but you can't do it]Chapter 08 JS web API event [event will not, basically equal to semi disabled, required! Required!]Chapter 09 JS web API Ajax [skills that every engineer must master]Chapter 10 JS web API storage [although the content is not much, it must not be]Chapter 11 development environment [if you don't know these things, you will be regarded as a rookie Xiaobai and have never done a project]Chapter 12 operating environment [after these meetings, you can fly]Chapter 13 course summary [it is necessary to take you to avoid making low-level mistakes in the interview]Chapter 14 real problem simulation [I'm here to tell you the answer])