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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
                ## getchar ## 由標準輸入設備內讀進一字符 ### 相關函數 ### fopen,fread,fscanf,getc ### 表頭文件 ### ``` #include<stdio.h> ``` ### 定義函數 ### ``` int getchar(void); ``` ### 函數說明 ### getchar()用來從標準輸入設備中讀取一個字符。然后將該字符從unsigned char轉換成int后返回。 ### 返回值 ### getchar()會返回讀取到的字符,若返回EOF則表示有錯誤發生。 ### 附加說明 ### getchar()非真正函數,而是getc(stdin)宏定義。 ### 范例 ### ``` #include<stdio.h> main() { FILE * fp; int c,i; for(i=0li<5;i++) { c=getchar(); putchar(c); } } ``` ### 執行 ### ``` 1234 /*輸入*/ 1234 /*輸出*/ ```
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                              哎呀哎呀视频在线观看