Formatted Input. scan function in C

 Formatted Input. scan function in C

Formatted Input: Formatted input refers to an input data that has been arranged in a particular format.

scanf(): Scanf() function can be used input  the data into the memory from the standard input device.  This function can be used to enter any combination of numerical Values, single characters and strings.  The function returns number of data items.

Syntax:- 

      scanf (“conversion strings”, &arg1,&arg2,--------&arg-n);

Where conversion string reefers to a string containing certain required formatting information and arg1, arg2----arg-n are arguments that represent the individual input data items.

Example:                   

Where %s , %d, %f, %c with % are conversion characters.  The conversion characters indicate the type of the to corresponding data. Commonly used conversion characters for data input.

 int a;  float b; char n,sn[20];

        scanf(“%d”,&a);

        scanf(“%f”,&b;

        scanf(“%c”,&n);

        scanf(“%s”,sn);

        scanf(“%d%f%c%s”,&a,&b,&n,sn);