https://github.com/mdreyadhossain/js_bootcamp

javascript practice
https://github.com/mdreyadhossain/js_bootcamp

Last synced: 24 days ago
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javascript practice

• Host: GitHub
• URL: https://github.com/mdreyadhossain/js_bootcamp
• Owner: MdReyadHossain
• Created: 2023-01-04T18:30:40.000Z (about 2 years ago)
• Default Branch: main
• Last Pushed: 2024-02-18T11:21:41.000Z (11 months ago)
• Last Synced: 2024-02-18T12:28:05.439Z (11 months ago)
• Language: JavaScript
• Size: 73.8 MB
• Stars: 1
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: readme.txt

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README

        
JS BOOTCAMP

Core concept:

-> variable, data type

-> operators

-> function, object

-> array operation

Document Object Model:

-> html element selector(getemelentby.., queryselector)

-> dynamic css

-> event

Other:

-> QR code generator

API:

-> XMLHttpRequest, Fetch, Axios, JQuery

    - XMLHttpRequest:

        -> event - onload(), onerror()

        -> property - response, responseText, responseType, responseURL, status, statusText

        -> function - open(), send(), setRequestHeader()

    

    - Fetch:

        -> fetch() has replaced XMLHttpRequest

        -> fetch() - global method for making HTTP Request

        -> 2 ways to call - then, async await

        -> fetch() returns a promise and returned promise can only handle network error

    - Axios:

        -> axios is a js library

        -> very easy to use

        -> supports all modern browser includig IE

        -> returns promise

        -> can throw errors

    

    - JQuery:

        -> ajax - Asynchronous Javascript And Xml

Web Storage:

-> Allows to store and read data in browser

-> localStorage, sessionStorage, cookie