同所有边界检查函数,scanf_s、fscanf_s与sscanf_s,仅若实现定义__STDC_LIB_EXT1__且用户在包含<stdio.h>前定义__STDC_WANT_LIB_EXT1__为整数常量 1 才保证可用。 参数 stream-要读取的输入文件流 buffer-指向要读取的空终止字符串的指针 format-指向指定读取输入方式的空终止字符串的指针 ...
cppreference.com 创建账户 std::scanf,std::fscanf,std::sscanf 在标头<cstdio>定义 intscanf(constchar*format, ...); (1) intfscanf(std::FILE*stream,constchar*format, ...); (2) intsscanf(constchar*buffer,constchar*format, ...);
cppreference.com Create account Page Discussion Standard revision: View Edit History std::scanf, std::fscanf, std::sscanfC++ Input/output library C-style I/O Defined in header <cstdio> int scanf( const char* format, ... ); (1) int fscanf( std::FILE* stream, const char* format...
從資料流讀取格式化資料。 這些版本的fscanf、_fscanf_l、fwscanf_fwscanf_l具有安全性增強功能,如 CRT中的安全性功能中所述。 語法 C intfscanf_s( FILE *stream,constchar*format [, argument ]... );int_fscanf_s_l( FILE *stream,constchar*format,_locale_tlocale [, argument ]... );...
C runtime library (CRT) reference CRT library features Universal C runtime routines by category Global variables and standard types Global constants Generic-text mappings Locale names, languages, and country-region strings Function family overviews Obsolete functions CRT alphabetical function reference CRT...
Thefscanffunction is part of the C standard library formatted input utilities. Multiple functions are provided for different input sources likescanfto read fromstdin,sscanfto read from the character string, andfscanfto read from theFILEpointer stream. The latter can be used to read the regular fil...
从流中读取格式化数据。 这些版本的fscanf、_fscanf_l、fwscanf、_fwscanf_l具有安全增强功能,如CRT 中的安全功能中所述。 语法 C复制 intfscanf_s( FILE *stream,constchar*format [, argument ]... );int_fscanf_s_l( FILE *stream,constchar*format,_locale_tlocale [, argument ]... );intf...
C runtime library (CRT) reference CRT library features Universal C runtime routines by category Global variables and standard types Global constants Generic-text mappings Locale names, languages, and country-region strings Function family overviews Obsolete functions CRT alphabetical function reference CRT...
C runtime library (CRT) reference CRT library features Universal C runtime routines by category Global variables and standard types Global constants Generic-text mappings Locale names, languages, and country-region strings Function family overviews Obsolete functions CRT alphabetical function reference CRT...
C runtime library (CRT) reference CRT library features Universal C runtime routines by category Global variables and standard types Global constants Generic-text mappings Locale names, languages, and country-region strings Function family overviews Obsolete functions CRT alphabetical function reference CRT...