Sams Teach Yourself C in 21 Days

LISTING11.6 func.c. Passing a structure as a function argument 1: /* Demonstrates passing a structure to a function. */ 2: 3: #i ...

Implementing Structures, Unions, and TypeDefs 275 11 This is repeated in the header for the function in line 34. When calling th ...

hold both values, the union can hold only one value at a time. Figure 11.7 illustrates how thesharedunion would appear in memory ...

Implementing Structures, Unions, and TypeDefs 277 11 13: 14: shared.c = ‘$’; 15: 16: printf(“\nchar c = %c”, shared.c); 17: prin ...

TheunionKeyword union tag{ union_member(s); /* additional statements may go here */ }instance; Theunionkeyword is used for decla ...

Implementing Structures, Unions, and TypeDefs 279 11 char full_date[9]; struct part_date_tag { char month[2]; char break_value1; ...

36: } 37: void print_function( struct generic_tag generic ) 38: { 39: printf(“\n\nThe generic value is...”); 40: switch( generic ...

Implementing Structures, Unions, and TypeDefs 281 11 initialize it. print_function()will evaluate the typevariable in order to p ...

Summary ............................................................................................................ Today’s les ...

Implementing Structures, Unions, and TypeDefs 283 11 Workshop .................................................................. ...

Continuing with exercise 4, show two ways of using pointer notation to assign the value5.5to the first floatmember of info. Wri ...

DAY 12 WEEK 2 Understanding Variable Scope On Day 5, “Functions: The Basics,” you saw that a variable defined within a function ...

What Is Scope? .................................................................................................. Thescopeof a v ...

Understanding Variable Scope 287 12 999 999 This program compiles and runs with no problems. Now make a minor modification in th ...

The only difference between Listings 12.1 and 12.2 is where variable xis defined. By moving the definition of x, you change its ...

Understanding Variable Scope 289 12 External Variable Scope .................................................................... ...

LISTING12.3 extern.c. The external variable xis declared as externwithin the functions main()andprint_value() 1: /* Illustrates ...

Understanding Variable Scope 291 12 Creating Local Variables ................................................................... ...

void print(int x) { static int lineCount; /* Additional code goes here */ } Listing 12.4 illustrates the difference between auto ...

Understanding Variable Scope 293 12 At iteration 15: x = 15, y = 0 At iteration 16: x = 16, y = 0 At iteration 17: x = 17, y = 0 ...