Learn JavaScript in One Video | Hindi

Learn javascript in one video:
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Introduction and Overview of javascript:
Brendan Eich 1995 in Netscape

Javascript ek aisi language hai jise har web developer ko ani chahie.

Jab starting mein javascript ayi to sirf webbrowers ke thi ye sirf dynamic content ko insert karne ke thi website mein fir jaise jaise technologies evolve hoti gyi
javascript browers tak simit nhi rhi ..aur node.js launch hote hi javascript servers and bhi bahut jagah use honi lagi hai.

isilie ham javascript ko client side programming language nhi kah sakte.

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Applications of Javascript
1)for creating dynamic website
2)manupulating DOM at run time
3)for validation purpose

and executing other code at client.

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Installation

VSCODE
Browser Console

where to write javasctipt code in webpage:

In the page its self

External script
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Some usefull function in javascript

using innerHtml
write()
alert()
prompt()
confirm()

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comments in javascript
single line comment

multiline comment
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variables in javascript

declaring and using

performing operations +,-,*,%

keywords and itentifier

Literals

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Datatype , number ,string , boolean,object

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Control statement:

if , else if ,

for loop , while , do while

break

continue

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functions in javascript

creating
calling
passing argument
returning values

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Some example of dynamic content manupulation

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source