C оператори: Difference between revisions
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++a <=> a = a + 1 ; --a <=> a = a - 1 | ++a <=> a = a + 1 ; --a <=> a = a - 1 | ||
</pre></code> | </pre></code> | ||
<source lang="c"> | |||
int main() | |||
{ | |||
int a = 1, b = 2; | |||
a++; | |||
printf(" a = %i \n" , a); | |||
printf(" a++ = %i \n" , a++); | |||
printf(" ++a = %i \n" , ++a); | |||
a = 1; b = 2; | |||
a = b++; // <=> a = b; b = b + 1; | |||
printf("a = b++; b = %i \n" , b); | |||
printf("a = b++; a = %i \n" , a); | |||
a = ++b; // <=> b = b + 1; a = a; | |||
printf("a = ++b; b = %i \n" , b); | |||
printf("a = ++b; a = %i \n" , a); | |||
return 0; | |||
} | |||
</source> | |||
== Сравнителни <code>== != > < >= <= </code> == | == Сравнителни <code>== != > < >= <= </code> == | ||
Revision as of 09:32, 23 March 2011
Математически + - * / %
int a = 1, b = 2;
a + b = 3;
a - b = -1;
a * b = 2;
a / b = 0;
a % b = 1
++a <=> a = a + 1 ; --a <=> a = a - 1
<source lang="c"> int main() { int a = 1, b = 2;
a++; printf(" a = %i \n" , a); printf(" a++ = %i \n" , a++); printf(" ++a = %i \n" , ++a);
a = 1; b = 2;
a = b++; // <=> a = b; b = b + 1;
printf("a = b++; b = %i \n" , b);
printf("a = b++; a = %i \n" , a);
a = ++b; // <=> b = b + 1; a = a; printf("a = ++b; b = %i \n" , b); printf("a = ++b; a = %i \n" , a);
return 0; }
</source>
Сравнителни == != > < >= <=
Логически
Побитови
За присвояване
