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33 Cards in this Set

  • Front
  • Back

auto

Give a local variable a local lifetime

break

Exit out of a compound statement

case

A branch in a switch-statement

char

Character data-type

const

Make a variable unmodifiable

continue

Continue to the top of a loop

default

Default branch in a switch statement

do

Start a do-while loop

double

A double floating-point data type

else

Else branch of if statement

enum

Define a set of int constants

extern

Declare an identifier declared externally

float

Floating-point data type

for

Start a for-loop

goto

jump to a label

if

Starts an if statement

int

An integer data-type

long

A long integer data-type

register

Declare a variable be stored in a CPU register

return

Return from a function

Short

A short integer data-type

signed

A signed modifier for integer data types

sizeof

Determine the size of data

static

Preserve variable value after it's scope exits

struct

Combine variables into a single record

switch

Start a switch-statement

typedef

Create a new type

union

Start a union statement

What is a union in C?

A union is a special data type available in C that allows to store different data types in the same memory location. You can define a union with many members, but only one member can contain a value at any given time. Unions provide an efficient way of using the same memory location for multiple-purpose.

unsigned

An unsigned modifier for integer data types

void

An empty data type

volatile

Declare a variable that may be modified elsewhere

while

Start a while loop