83 lines
1.7 KiB
C++
83 lines
1.7 KiB
C++
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#include <iostream>
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#include <string>
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#include <chrono>
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using namespace std;
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char* mystrtok(char* s, char d)
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{
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// Stores the state of string
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static char* input = NULL;
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// Initialize the input string
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if (s != NULL)
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input = s;
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// Case for final token
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if (input == NULL)
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return NULL;
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// Stores the extracted string
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char* result = new char[strlen(input) + 1];
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int i = 0;
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// Start extracting string and
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// store it in array
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for (; input[i] != '\0'; i++) {
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// If delimeter is not reached
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// then add the current character
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// to result[i]
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if (input[i] != d)
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result[i] = input[i];
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// Else store the string formed
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else {
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result[i] = '\0';
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input = input + i + 1; // +1 for adding the delimiter
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return result;
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}
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}
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// Case when loop ends
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// add '\0' to the last token and return.
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result[i] = '\0';
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input = NULL;
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// Return the resultant pointer
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// to the string
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return result;
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}
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// Driver Code
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int main()
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{
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// Given string str
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cout<<"Enter the string.\n";
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string inputString;
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char delimiter;
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getline(cin, inputString);
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cout<<"Enter the delimiter token character.\n";
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cin>>delimiter;
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int n=inputString.length();
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char str[n+1];
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strcpy(str, inputString.c_str());
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// Tokenize the first string
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cout<<"The tokenized string is...\n";
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char* ptr = mystrtok(str, delimiter);
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// Print current tokenized string
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cout << ptr << endl;
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// While ptr is not NULL
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while (ptr != NULL) {
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// Tokenize the string
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ptr = mystrtok(NULL, delimiter);
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if(ptr)
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// Print the string
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cout << ptr << endl;
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}
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return 0;
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}
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