intc; c=getchar(); while(c!=EOF){ putchar(c); printf("%d\ ",EOF); printf("before getchar in while loop"); c=getchar(); printf("after getchar in while loop"); printf("jas\ "); } return0; } 输出量 相关讨论 我想它的两个-1打印在
Use thegetcharFunction to Read String Input in C Alternatively, we can implement a loop to read the string input until the new line orEOFis encountered, and store it in a preallocatedcharbuffer. Mind though, that this method adds performance overhead compared to calls togetsorgetline, which ...
/*count characters in input;，version2.0*/ /*filename: nc.c*/ int main(){ long c,nc;nc=0;while ( (c=getchar()) != EOF ){ if (c != '\n')++nc;c=getchar();printf("\ncharacter count is:\t%ld\n",nc);} return 0;} ...
The standard C library provides several functions and macros for character 1/0. Here weconsider the getchar and putchar macros. As these macros read or write a single character, they are typically used in a loop to read/write a sequence of characters. A macro call is similar to a functio...
Hello everyone.. I am doing C Programming in Ubuntu G++ compiler in one program i need to come out out the code #include<stdio.h> char c; while( (c=getchar())!= EOF) printf("something\n"); printf("end of file\n"); while r
What is the difference between getchar () and scanf () in C programming? Getchar, getwchar Retrieves a character from the standard input. Syntax int getchar(); wint_t getwchar(); Return Value The function provides the read character and waits until there is input available. The functions ...