读配置文件,过滤掉以#开头的注释行
#include <stdio.h> /* 读配置文件,过滤掉以#开头的注释行 */ int main(void) { FILE * fpr = fopen("配置.txt","r"); FILE * fpw = fopen("配置1.txt","w"); char buf[1024]; while(fgets(buf,1024,fpr)) { if('#' == *buf) continue; else fputs(buf,fpw); } fclose(fpr); fclose(fpw); return 0; }