Identifier in C language | Rules for constructing identifier | Check valid or invalid identifier

#identifiers #constructingidentifier #howtoconstructidentifier #identifierinc #identifiersinclanguage
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[@sanjnakumari9029]

5 - because when we write identifier, we can start only alphabet and underscore but ; in this question the first character is 123 whose not alphabet or underscore
6 - there are use special symbol whose not allowed in identifier
Thanks sir
I was very confused but through this lacture I can understand everything 🙏🙏🙏🙏🙏

[@AasthaSharma-dv1zs]

2nd is invalid because return is keyword.
5th is invalid because it is starting from digit first.
6th is invalid because special symbols are use.
Thank you so much sir for making this helpful video 😊😊

[@Shivaaykohli]

Can you help in clear online exam optimization and techniques

[@bhargavdesai5775]

🎉🎉🎉🎉

[@mohdaman786-f1d]

4 is correct and all indifires is false

[@zubikhan8117]

2 and 3 are invalid because both are keywords
5 are also a invalid because it start with digits

[@gamersaipal]

This video helps me to get 10 marks in exam thank you sir

[@SandeepKumarGour]

Welcome

[@watercoloristnoor]

Word integer and getch are valid or invalid???

[@SandeepKumarGour]

'integer' is valid, 'getch' is also valid if you are not using getch() function in a program.

[@padhlebhaiplease]

nice sir! keep it up

[@SandeepKumarGour]

Thank you.

[@habi7867]

5 invalid because the first letter is a digit

[@shikhagurjar6573]

5 is invalid becouse first letter is digit and 6 is also invalid becouse of special symbol

[@sairabatool445]

5,6 invalid

[@SandeepKumarGour]

Good

[@sairabatool445]

@@SandeepKumarGour thanks sir🤗

[@habi7867]

6 invalid because it has special character

[@blooms_boy]

Hello

[@AakankshaDongre-ym2tf]

Return is key word

[@aniweshtoppo5899]

Stud.name
Valid or invalid??

[@SandeepKumarGour]

Esme .(period) ka symbol h esly invalid h

[@AakankshaDongre-ym2tf]

Salery ₹ lekha hai ye simbol hai jo nhi aae ga

[@deviltutu123]

1234 n̤o̤ a̤r̤e̤ v̤a̤l̤i̤d̤ o̤r̤ 56 n̤o̤ a̤r̤e̤ i̤n̤v̤a̤l̤i̤d̤
̤

[@SandeepKumarGour]

2 is also invalid, because it's keyword