[fopen / feof / fclose 适合文件和网页](%E6%96%87%E4%BB%B6%E5%A4%84%E7%90%86/fopen-feof-fclose.md) [fread 按字节读取](%E6%96%87%E4%BB%B6%E5%A4%84%E7%90%86/fopenfeof%E7%AD%89fxxx%E7%B3%BB%E5%88%97%E5%87%BD%E6%95%B0.md) [fgets 按行读取](%E6%96%87%E4%BB%B6%E5%A4%84%E7%90%86/fgets%E8%8E%B7%E5%8F%96.md) [fwrite 写入文件](%E6%96%87%E4%BB%B6%E5%A4%84%E7%90%86/fwrite%E5%86%99%E5%85%A5%E6%96%87%E4%BB%B6.md) [file 一次读取整个内容,行遍历](%E6%96%87%E4%BB%B6%E5%A4%84%E7%90%86/file%E4%B8%80%E6%AC%A1%E8%AF%BB%E5%8F%96%E6%95%B4%E4%B8%AA%E5%86%85%E5%AE%B9.md) [fscanf() 每行都根据格式循环输出](%E6%96%87%E4%BB%B6%E5%A4%84%E7%90%86/fscanf%E6%AF%8F%E8%A1%8C%E9%83%BD%E6%A0%B9%E6%8D%AE%E6%A0%BC%E5%BC%8F%E5%BE%AA%E7%8E%AF%E8%BE%93%E5%87%BA.md) [file_get_contents 一次读取所有,返回完整字符串](%E6%96%87%E4%BB%B6%E5%A4%84%E7%90%86/file_get_contents%E4%B8%80%E6%AC%A1%E8%AF%BB%E5%8F%96%E6%89%80%E6%9C%89,%E8%BF%94%E5%9B%9E%E5%AE%8C%E6%95%B4%E5%AD%97%E7%AC%A6%E4%B8%B2.md) [flock 文件锁](%E6%96%87%E4%BB%B6%E5%A4%84%E7%90%86/flock%E6%96%87%E4%BB%B6%E9%94%81.md)