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Exemplos em C/C++
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#include <stdio.h> | |
#include <conio.h> | |
#include <string.h> | |
#include <ctype.h> | |
void main() { | |
char aux[256], *words[50], *pTmp; | |
int c, i; | |
// Lê string | |
gets(aux); | |
// Separa em palavras | |
for(c = 0, words[c] = strtok(aux, " \t"); words[c]; words[++c] = strtok(0, " \t")); | |
// Exibe palavras | |
printf("Palavras: %d", c); | |
for(i = 0; i < c; i++) | |
printf("\n%s", words[i]); | |
} |
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// Programa para ler os dados do arquivo "matricula.dat" e apresentá-los na tela. | |
#include<iostream> | |
#include<fstream> | |
using namespace std; | |
using std::ifstream; | |
int main() { | |
ifstream arqmat; | |
int matricula; // numero de matricula do aluno | |
// Abrindo arquivo binario para leitura | |
arqmat.open("matricula.dat", ios::binary); | |
// Lendo matriculas do alunos do arquivo e apresentando-as na tela | |
count << "Matriculas:\n"; | |
arqmat.read((char *)(&matricula), sizeof(int)); | |
while(!arqmat.eof()) { | |
count << matricula << endl; | |
arqmat.read((char *)(&matricula), sizeof(int)); | |
} | |
arqmat.close(); | |
return 0; | |
} |
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// Programa para ler várias strings e as armazene em um arquivo texto. | |
#include<iostream> | |
#include<fstream> | |
using namespace std; | |
using std::ofstream; | |
int main() { | |
char filename[100]; | |
ofstream file; | |
char msg[256]; | |
// Lendo nome do arquivo de saída | |
count << "Digite o nome do arquivo a ser gerado: "; | |
cin.getline(filname, 100); | |
// Abrindo arquivo para escrita | |
arquivo.open(filename); | |
// Armazena dados | |
count << "Digite o texto a ser armazenado (-1 para terminar):\n"; | |
cin.getline(msg, 256); | |
while(strcmp(msg, "-1") != 0) { | |
file << msg << endl; | |
cin.getline(msg, 256); | |
} | |
// Fechando arquivo | |
filename.close(); | |
return 0; | |
} |
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