What do you need to be familiar with first to get started with the front end? If you are a zero-based novice, you first need to understand some common shortcut keys of the computer.
1. Shortcuts
Refresh page F5 Inspect element F12 Find: CTRL+F Copy: CTRL+C
Paste: CTRL+V Cut: CTRL+X Delete: DELETE Undo: CTEL+Z
Show desktop: windows key + D Open My Computer: windows key + E Open the Run dialog: windows key + R Minimize all windows: windows key + M
Cancel current task: ESC Add current page to Favorites: CTRL+D Create a new folder: CTRL+SHIFT+N Switch to another window: ALT+TAB
Rename: F2 Close current application: ALT+F4 Restore minimized to desktop: Windows key+SHIFT+M
View all network protocols: command line ipconfig /all
Network stability: ping URL or IP
ping -t (space) URL or IP has been spelled
CTRL+C stop
Some knowledge points of conversion between bases are omitted here because I forgot some specific ones. I will have time tomorrow to familiarize myself with this part of the knowledge points and then record them in the notes.
Three front-end elements:
html (structural layer): Hypertext Markup Language
css (presentation layer): Cascading Style Sheets
js (behavior layer): a scripting language designed for web page interaction
Common browsers: Firefox (Firefox) IE (Internet Explorer) Google (chrome) Apple (safari) Opera (opera)
Firefox kernel: Gecko IE kernel: Trident Google kernel: webkit Apple kernel: webkit Opera kernel: presto/Blink (new version)
Kernel role: used to render html pages (rendering engine), parsing JavaScript (parsing engine)
Learning website: www.w3school.com.cn
How to edit html?
1. Notepad editor
2. Modify the suffix name
3. Run with a browser