Default Arguments.

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Presentation transcript:

Default Arguments

void blanklines (const short num_lines = 4); int main() { blanklines(8); blanklines(33); blanklines(); return 0; } void blanklines (const short num_lines) { for (short i = 1; i <= num_lines; i++) cout<<endl; return; }

void blanklines (const short num_lines = 4); int main() { blanklines(8); blanklines(33); blanklines(); return 0; } void blanklines (const short num_lines) { for (short i = 1; i <= num_lines; i++) cout<<endl; return; }

void blanklines (const short num_lines = 4); int main() { blanklines(8); blanklines(33); blanklines(); return 0; } void blanklines (const short num_lines) { for (short i = 1; i <= num_lines; i++) cout<<endl; return; }

void blanklines (const short num_lines = 4); int main() { blanklines(8); blanklines(33); blanklines(); return 0; } void blanklines (const short num_lines) { for (short i = 1; i <= num_lines; i++) cout<<endl; return; }

void blanklines (const short num_lines = 4); int main() { blanklines(8); blanklines(33); blanklines(); return 0; } void blanklines (const short num_lines) { for (short i = 1; i <= num_lines; i++) cout<<endl; return; }

void blanklines (const short num_lines = 4); int main() { blanklines(8); blanklines(33); blanklines(); return 0; } void blanklines (const short num_lines) { for (short i = 1; i <= num_lines; i++) cout<<endl; return; }

void my_function (int a=6, char b=‘a’, float c=8 void my_function (int a=6, char b=‘a’, float c=8.9, long d=11, double e=22.5); void my_function (int a, char b=‘a’, float c=8.9, long d=11, double e=22.5); void my_function (int a, char b, float c=8.9, long d=11, double e=22.5); void my_function (int a, char b, float c, long d=11, double e=22.5); void my_function (int a, char b, float c, long d, double e=22.5); void my_function (int a, char b, float c, long d, double e); void my_function (int a, char b=‘a’, float c, long d, double e);

void my_function (int a=6, char b=‘a’, float c=8 void my_function (int a=6, char b=‘a’, float c=8.9, long d=11, double e=22.5); void my_function (int a, char b=‘a’, float c=8.9, long d=11, double e=22.5); void my_function (int a, char b, float c=8.9, long d=11, double e=22.5); void my_function (int a, char b, float c, long d=11, double e=22.5); void my_function (int a, char b, float c, long d, double e=22.5); void my_function (int a, char b, float c, long d, double e); void my_function (int a, char b=‘a’, float c, long d, double e);

void my_function (int a=6, char b=‘a’, float c=8 void my_function (int a=6, char b=‘a’, float c=8.9, long d=11, double e=22.5); void my_function (int a, char b=‘a’, float c=8.9, long d=11, double e=22.5); void my_function (int a, char b, float c=8.9, long d=11, double e=22.5); void my_function (int a, char b, float c, long d=11, double e=22.5); void my_function (int a, char b, float c, long d, double e=22.5); void my_function (int a, char b, float c, long d, double e); void my_function (int a, char b=‘a’, float c, long d, double e);

void my_function (int a, char b, float c = 1 void my_function (int a, char b, float c = 1.2, long d = 4, double e = 7.8) {…} int main() { my_function (4,’z’,5.5,6,88.98); my_function (4,’z’,3.5,7); my_funciton (3,’g’); return 0; }

void my_function (int a, char b, float c = 1 void my_function (int a, char b, float c = 1.2, long d = 4, double e = 7.8) {…} int main() { my_function (4,’z’,5.5,6,88.98); my_function (4,’z’,3.5,7); my_funciton (3,’g’); return 0; }

void my_function (int a, char b, float c = 1 void my_function (int a, char b, float c = 1.2, long d = 4, double e = 7.8) {…} int main() { my_function (4,’z’,5.5,6,88.98); my_function (4,’z’,3.5,7); my_funciton (3,’g’); return 0; }

End of Session