C++中函数putchar代表身麽意思

输出单个字符，这个函数本身也很形象嘛，呵呵

输出字符
#include <stdio.h>

int main( void )
{
FILE *stream;
char *p, buffer[] = "This is the line of output\n";
int ch;

ch = 0;

for( p = buffer; (ch != EOF) && (*p != '\0'); p++ )
ch = putchar( *p );
}

输出单个字符