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c语言fprintf的用法
更新时间: 2020-07-09 00:00:00  

fprintf在C语言中起到输出文件的作用。fprintf会根据参数format字符串来转换并格式化数据,然后将结果输出到参数stream指定的文件中, 直到出现字符串结束为止。fprintf函数根据指定的format格式发送信息参数到stream流指定的文件。fprintf和printf工作方式相同。fprintf的返回值是输出的字符数,发生错误时返回一个负值。

关键词: 语言 fprintf 用法

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