PicC 9.50 dsPIC Manual.pdf

Library Functionsprintf("xx%*d", 3, 4)yields ’xx 4’/* vprintf example */#includeinterror (char * s, ...){va_list ap;}va_start(ap, s);printf("Error: ");vprintf(s, ap);putchar(’\n’);va_end(ap);voidmain (void){int i;}i = 3;error("testing 1 2 %d", i);See Alsofprintf(), sprintf()Return ValueThe printf() and vprintf() functions return the number of characters written to stdout.178