C++ :: Tokenizing A String Using Delimiter And Show Output Using STL

Mar 3, 2014

Write one program that receive a string, tokenize it by ' ' delimiter and show the output, using STL

So, I write:

#include <stack>
#include <iostream>
#include <vector>
#include <string>
using std::stack;
using std::cout;

[Code] .....

And...
Type any string and I'll say its proprieties:
> A B C

String length: 5
Words number: 3
Word 1: (split(input)[0])
A
Word 2: (split(input)[1])
B C
Word 3: (split(input)[2])
C
>

What am I doing wrong?

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C :: Tokenizing String Without Strtok / Other Functions

Jul 14, 2014

I am trying to make simpler equivalent of strtok().i want to separate string for my command line program. here is what i came up with

Code:

PVOID CmdArgs(PWCHAR Arg){
PWCHAR Return[10];
int I=0,s=0;
}

[code]....

i can not use winapi or standard c library because project im doing is pure ntdll api program (subsystem native in other words)

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C++ :: Function To Split The String By Delimiter

Mar 19, 2014

How delimiter work. I need write a function that splits the string by delimiter. Function header is:

vector<string> split(stirng target, string delimiter);
for example, the code inside main calling your function
vector<string> v = split("hiAAAmyAAAnameAAAis", "AAA");
and v should come out as hi my name is

So is it something like
vector<string> split(string target, string delimiter) {
vector<string> word;
string s = "hiAAAmyAAAnameAAAis";
string delimiter = "AAA";

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C++ :: How To Use A String As Delimiter In Getline Function

Feb 4, 2014

How do I use a string in place of a character in the function getline?

For example,

getline(infile,lines,'}');

This works fine, but I want the delimiter of } to be "};", but I can't do this as it only takes in characters, not strings.

I want:

getline(infile,lines,"};");

Any way to get around this?

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C++ :: C Function To Sort A String Based On Delimiter

Apr 7, 2012

I Need to write a function using C wherein I should do the following:

(i) The function will receive a string in a character pointer

(ii) This string will adhere to the following structure:
"Kentucky+New York+Arizona+Nevada"
The number of states can differ from 4 to 50
The delimiter between States can differ from '+' to ',', hence I would like to pass the delimiter to the function.

(iii) This string should then be sorted alphabetically from left to right.
The above example would then become: "Arizona+Kentucky+Nevada+New York"

(iv) This string needs to be returned from the function using a character pointer.

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C++ :: How To Show At Least Two Numbers In The Output Instead Of One

Dec 12, 2014

I would like to know if there's a way to show at least two numbers in the output instead of just one. For example: instead of showing 4 it shows 04. Its for a console application.

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C++ :: How To Show Output On Screen

Oct 29, 2013

I want to write a program that makes this output to appear on screen using for-loop :

0 0
1
2
3
4
5

1 0
1
2
3
4
5

2 0
1
2
3
4
5

3 0
1
2
3
4
5

I can't seem to make the correct logic/engine of this nested loop.

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C++ :: Possible To Show Maximum Length That Define A String

Aug 7, 2013

I need to know if it is possible to show the maximum length that is defined a string. I explained it with a example

void charLong(char *a){
cout <<"a defined max long = "<<a-><FUNCTION>;
} int main() {
char str[40];
charLong(&str);
return 0;
}

That the result was : a defined max long = 40.

I know that exist strlen() but this show only the length that is used, I need the definition length. is it possible?

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C/C++ :: Input Lowercase String / Output Uppercase String

Dec 3, 2014

write a program that prompts the user to input a string and outputs the string in uppercase letters. (Use a character array to store the string.) Does this follow the criteria? This program is very similar to one I found on these forums but I have one problem, it outputs everything backwards! EX: dogs will output to SGOD. What I need to do to make it output correctly, I think it may have to do with getline?

#include <iostream>
#include <cctype>
#include <cstring>
using namespace std;
int main() {
char let[100];
cout << "Enter what you would like to be UPPERCASE: ";

[Code] ....

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C :: Using Fgets() To Scan A Data Before A Delimiter

Dec 21, 2014

Is it possible to fgets() the string (or word) only after a delimiter? I yes then how?

Example: Code: printer, scanner, machine

Also, how can I sscanf() a string with an indefinite number of sizes and assign it to only one variable?

Example:

Code:
str = "I Love C programming 9000";
sscanf(str, "%s %d", strvar, intvar);

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C++ :: Split Date Char Array By Delimiter?

Feb 2, 2013

i have a list of date format 1-12-2011 that i get from a txt file.

char date[30];
fstream fin("date.txt");
fin >> date;

how do i split the date array to 3 array of char day[],char month[] and char year[] for my structure list? using delimiter '-' so i get 1 to day, 12 to month and 2011 to year.

struct date{
string day;
string month;
string year;
}

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C/C++ :: Reading In A Text File With New Line Delimiter?

Feb 23, 2014

I have attached the file that I need to read into a data structure. In the example I am just printing it to the screen. This following code has worked for me before, but now isn't. I have tried in visual studios, and on unix, and neither are running it. I ultimately need it to run on unix.

Example file:

word
book
programming

Here is my function to read in the file.

ifstream file;
string line;
file.open("words.txt");
if(file.is_open()){
while(!file.eof()){
getline(file, line);
cout << line <<endl;
}
}
file.close();

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C/C++ :: Character Array Triangle Using Spaces As Delimiter

Oct 18, 2014

This triangle is different from all other triangles in this way that it prints words separated by spaces. The output should look like:

this
this is
this is the
this is the best
this is the best way to
this is the best way to spend
this is the best way to spend time
this is the best way to spend time for
this is the best way to spend time for reedaf

so far i have a code that prints

this
is the
best way to
spend time for reedaf

The code is :

#include <stdio.h>
int main() {
char msg[]="this is the best way to spend time for reedaf";
int inn=1, out, i=0, max;
max=(sizeof(msg)/sizeof(int))+1;
char *output;

[Code] .....

How to start every line with the first word in the array. How to print the starting word and then the next word and then go to the next line. How to print again the starting word and then the next word and then the next and then goto the next line so on and so forth.

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C++ :: Read Binary File With Line Delimiter?

Oct 3, 2013

I want to read a binary file using as line separator "ff77" in order to parse further each line one by one with some regex since the file is big. I have a small ruby code shown below, but I'm new in C++, and I don't know how to replicate in C++ what this ruby code does.

Code:
#!/usr/bin/env ruby
BEGIN{ $/="xffx77" } # Line separator = FF77
File.open(ARGV[0],"rb") # Open in binary mode

[Code].....

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C++ :: Read Binary File With Line Delimiter

Nov 2, 2013

I run with debugger and appear this file referring the error to line 142 (in red):

Code:
/***
*xtoa.c - convert integers/longs to ASCII string
*
* The module has code to convert integers/longs to ASCII strings. See
*
*******************************************************************************/

#include <cruntime.h>
#include <stdlib.h>
#include <limits.h>
#include <tchar.h>
#include <internal.h>
#include <internal_securecrt.h>
#ifdef _UNICODE
#define xtox_s xtow_s

[Code] ...
In the calls stack window appears this

Code:
=>msvcr110d.dll!xtoa_s(unsigned long val, char * buf, unsigned int sizeInTChars, unsigned int radix, int is_neg) Line 142C
msvcr110d.dll!_itoa_s(int val, char * buf, unsigned int sizeInTChars, int radix) Line 176C
Get_Blocks.exe!main(int argc, char * * argv) Line 224C++
Get_Blocks.exe!__tmainCRTStartup() Line 536C
Get_Blocks.exe!mainCRTStartup() Line 377C
kernel32.dll!7695336a()Unknown

[Frames below may be incorrect and/or missing, no symbols loaded for kernel32.dll]
ntdll.dll!76f19f72()Unknown
ntdll.dll!76f19f45()Unknown

It seems could be becuase to _itoa_s(), I'm using like this:

Code:
_itoa_s(CONVDEC(i), num, 10, 10);
sub += num;

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C++ :: Reading File With Delimiter - Storing Data To Object

Dec 5, 2014

I am trying to read a file use the data line by line to create into an object. The current file I have is like this and the code reading the file will be found below.

1223 Fake1 Name1 60 70 80 24 89 add1 Male
1224 Fake2 Name2 61 70 81 80 24 add2 Male
1225 Fake3 Name3 63 70 82 80 89 add3 Male
1226 Fake4 Name4 63 70 83 80 88 add4 Male

The problem I am having is that I need to put delimiters in the file so that a person can have more than one name and also the address can now hold multiple strings until the delimiter.

I would like to change my file to this;

1223 : Fake1 Name1 : 60 : 70 : 80 : 24 :89 : This will be address1 : Male
1224 : Fake2 Name2 : 61 : 70 : 81 : 80 :24 : This will be address2 : Male
1225 : Fake3 Name3 : 63 : 70 : 82 : 80 :89 : This will be address3 : Male
1226 : Fake4 Name4 : 63 : 70 : 83 : 80 :88 : This will be address4 : Male

How can I update the code below so that it can use the delimiters to create an object?

void loadFile(Person people[], int* i) {
ifstream infile("people2.txt");
if ( !infile.is_open()) {
// The file could not be opened
cout << "Error";

[Code] .....

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C++ ::  String Output Without Linebreak?

Mar 10, 2013

I want to process data (using fstream) and print out the progress. This doesn't work with cout <<, only with puts, but this causes a line-break but I want a progress bar like this : [=====================].

I've already searched for an hour in the reference and with google and I dont manage to put a string without a linebreak:

while (ein.good()) // loop while extraction from file is possible
{
c = ein.get(); // get character from file
if (ein.good()){

[Code]....

how to do it without the linebreaks..

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C++ :: Capture Output From EXE In A String

Mar 7, 2014

I am writing a small editor for RSL coding, and ive got an external program "3Delight" to compile the code.

Now i want the output from that exe to be captured in a string once the compilation is comlete, but all of the methods ive found online dont seem to work for me. Ive tried using _popen which works if i run a normal command like "dir", but not with the exe.

This is the function ive been using that works with the normal commands

std::string exec(const char* cmd) {
FILE* pipe = _popen(cmd, "r");
if (!pipe) return "ERROR";
char buffer[128];
std::string result = "";

[Code] .....

and this is how i was calling it, but it just returned an empty string, even though the exe printed "Compilation successful"

exec("""%DELIGHT%/bin/shaderdl" "E:/RenderManShaders/TestArea/Source/basicDiffuse.sl"")

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C++ :: String Is Being Output Backwards

Jul 21, 2014

I have a program that will convert a string of numbers into a barcode that consists of :'s and |'s. But the only issue I have is that the numbers are all being output backwards.

#include <iostream>
#include <string>
#include <cstdlib>
using namespace std;
string codes[] = {
"||:::", ":::||", "::|:|", "::||:", ":|::|",
":|:|:", ":||::", "|:::|", "|::|:", "|:|::" };

[Code] ....

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Visual C++ :: No Output String

May 14, 2015

I've been trying to create an output string in my application using OutputDebugString, cout, printf but to no avail.

Here is my environment:

OS: Windows 7
VC++ Version : 2008 Express Edition

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C++ :: Output Last Character In C-String

Jun 9, 2013

I keep getting this error after I input:

Code:
Unhandled exception at 0x54AE350B (msvcp110d.dll) in Random.exe: 0xC0000005: Access violation writing location 0x0131CA21.

Code:
#include <iostream>
#include <cstring>
//Prototypes
void lastChar(char *);
int main() {
const int LENGTH = 21;

[Code] ....

It builds without any errors. I am just trying to output the last character in the C-string. Am I doing this all wrong?

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C++ :: String Integer Value - Input / Output

Aug 14, 2013

Code:
Prompt the user to input a string,
and then output the sum of all the digits in the string.

Sample Run 1:
Input -> A111B222C
output -> 9

Sample Run 2:
Input -> ABC123XYZ32100000005555555555zzzzzz
output -> 62

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C++ :: String Input AND Output To File

Sep 15, 2013

I'm trying to write a simple program that will prompt for a string typed in by keyboard and save it to a file. I've tried lots of variations and this is just the latest version.

//Prompt for a string input by keyboard and save it to a file

#include<iostream>
#include<fstream>
#include <string
using namespace std;

[Code] .....

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C/C++ :: Cannot Output A String From A Class Template

Dec 8, 2014

I have been trying to get this my class template to print out a string for me, however I am getting :

" error C679 ' No operator found which takes a right hand operand of type std:: string' "

I have tried various way to get this going however I cant get past this error. I understand that templates functions how ever i am not sure why i am not getting my string to be displayed.

#include <iostream>
#include <string.h>
using namespace std;
template<class T>
class BinaryTree {
struct Node {

[code].....

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C :: Printing String Yields Strange Output

Feb 23, 2015

I'm reading in a string from the command line into a char array followed by a series of ints which are read into an int array.

The command line

Code: lab3 word word word 0 0 2 3 results in the following output:

Code: Word: .N=▒
Number of Words: 0
Word: .N=▒word word word
Number of Words: 3
Num: 0
Num: 0
Num: 2
Num: 3

Here is the source code:

int main(int argc, char *argv[]){
if(argc < 2){
//command line must have at least three arguments (one
//char, one integer)
printf("Error: invalid number of arguments

[Code] .....

Where is the .N=▒ coming from?

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C :: Search A Requested String And Output Into 16 Byte

Mar 20, 2013

So basically here I have a menu in my C program and if I were to select option 2, I would enter a string up to 30 characters and it would output each block of 16 bytes should be shown which contains a character in the requested string. However, when I compile and run the program and search for the string, nothing happens. what I may be doing wrong?

Code:

else if (select == 2){
printf("Enter a string of up to 30 characters: ");
scanf("%s", &userstr);
//Compares both user's string and file string
for (i = 0; i < size; i++){
if (strcmp (buffer, userstr) !=0){

[Code]...

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