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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ## ferror ## 檢查文件流是否有錯誤發生 ### 相關函數 ### clearerr,perror ### 表頭文件 ### ``` #include<stdio.h> ``` ### 定義函數 ### ``` int ferror(FILE *stream); ``` ### 函數說明 ### ferror()用來檢查參數stream所指定的文件流是否發生了錯誤情況,如有錯誤發生則返回非0值。 ### 返回值 ### 如果文件流有錯誤發生則返回非0值。
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