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Note that scanf uses the same sort of format string as printf (type man scanf for more Any other C compiler you are using will probably come with a manual or a16 Nov 2016 printf and scanf are the two standard C programming language according to the instructions in the corresponding place-holder and are mixed scanf is a function that reads data with specified format from a given string stream source, originated from C programming language, and is present in many scanf. int scanf ( const char * format, ); Read formatted data from stdin format: C string that contains a sequence of characters that control how characters The C library function int scanf(const char *format, ) reads formatted input from stdin. int scanf(const char *format, ) The following example shows the usage of scanf() function. a formatted string; sscanf() - Parses input from a string according to a format If you want to do something like instead of writing a function to round off a float (let's call it 'x') accurately, . SCANF(3) Linux Programmer's Manual SCANF(3) This is used with string conversions (%s, %c, %[), and relieves the caller of the need to allocate a scanf format string refers to a control parameter used by a class of functions in the The term "scanf" is due to the C language, which popularized this type of function, but these functions predate C, and other names are used, such as "readf" in 29 Apr 2017 int c; if ( scanf("%d",&hs.age) != 1 ) { printf("Invalid Input ");retrun 0; } while((c=getchar()) != ' ' && c != EOF ); There isn't a real need for c . You will also want 8 Jun 2017 This document is for you if you started to learn programmming in C . Chances are Here is a classic example of scanf() use (and, misuse) in a