hello sir,is there any function in C that can calculate number
of digits in an int type variable,suppose:int a=123;
3 digits in a.what ll b answer?

Answer Posted / muni

I am sorry the previous answer is for different question.

For your question the answer is ver simple.

use sprintf and strlen.

char str[10];
sprintf(str,"%d",number)
number of digits = strlen(str);

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