scanf是c的标准输入输出流,想要读入string,需要提前对string分配足够大的空间,否则会截断数据,其次scanf的参数需要string[0]。 test 1: read a signle string using scanf #include<bits/stdc++.h>using namespacestd;intmain(){stringword; word.resize(100);// 提前分配好空间,更建议使用cinscanf("%s", &wo...
// crt_cscanf.c// compile with: /c /W3/* This program prompts for a string * and uses _cscanf to read in the response. * Then _cscanf returns the number of items * matched, and the program displays that number. */#include<stdio.h>#include<conio.h>intmain(void){intresult, i...
How to read space by scanf in c? rvrs_of_string Generally scanf() ignores the spaces,backslash n,tabs etc while taking input from the user, but by using scanset specifiers we are able to deal with this problem. scanset specifiers are represented by %[]. whether we want to right a ch...
Wide character string withwscanflsorS The following examples usehandlwithscanf_sfunctions andwscanf_sfunctions: CCopy scanf_s("%ls", &x,2);// Read a wide-character stringwscanf_s(L"%hC", &x,2);// Read a single-byte character
// crt_vfscanf.c// compile with: /W3// This program writes formatted// data to a file. It then uses vfscanf to// read the various data back from the file.#include<stdio.h>#include<stdarg.h>FILE *stream;intcall_vfscanf(FILE * istream,char* format, ...){intresult; va_list arg...
/* sscanf would read the first character following */ /* the string, which is a blank space. */ /* Display the data */ printf("string = %s\n",s); printf("character = %c\n",c); printf("integer = %d\n",i); printf("floating-point number = %f\n",fp); ...
// crt_vfscanf_s.c// compile with: /W3// This program writes formatted// data to a file. It then uses vfscanf_s to// read the various data back from the file.#include<stdio.h>#include<stdarg.h>#include<stdlib.h>FILE *stream;intcall_vfscanf_s(FILE * istream,char* format, .....
As the title said, I'm curious if there is a way to read a C++ string with scanf. I know that I can read each char and insert it in the deserved string, but I'd want something like: string a;scanf("%SOMETHING",&a); gets()also doesn't work. ...
Single-byte – character string withwscanf h sorS Wide-character string withscanf l sorS Wide-character string withwscanf l sorS The following examples usehandlwithscanf_sfunctions andwscanf_sfunctions: 复制 scanf_s( "%ls", &x, 2 ); // Read a wide-character string wscanf_s( "%hC",&x,...
SOpposite-size character string, up to first white-space character (space, tab or newline). To read strings not delimited by space characters, use set of square brackets ([ ]), as discussed inscanfWidth Specification.When used withscanffunctions, signifies wide-character array; when used with...