Fujitsu softune f2 mc-16 Manuel D’Utilisation

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CHAPTER 1  BASIC FUNCTIONS

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C language variables can be specified using the same descriptions as in the source program. The address of C

language variables should be preceded by the ampersand symbol "&". Some examples are shown in the Table

Example of Variables

Example of 

Specifying 

Variables

Semantics

Regular Variable

int  data; 

data 

Value of data

Pointer

char  *p; 

*p 

Value pointed to by p

Array

char  a[5]; 

a[1] 

Value of second element of a

Structure

struct stag {
    char  c;
    int   i;
};
struct stag st;
struct stag  *stp; 

st.c

stp- >c 

Value of member c of st
Value of member c of the structure 
to which stp points

Union

union utag {
    char  c;
    int   i;
} uni; 

uni.i 

Value of member i of uni

Address of variable

int  data; 

&data 

Address of data

Reference type

int i;
int  &ri =  i; 

ri Same 

as 

i