strtok() function in C Programming Language

Rumman Ansari   Software Engineer   2019-03-31   7287 Share
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strtok() function in C tokenizes/parses the given string using delimiter. Syntax for strtok( ) function is given below.

Syntax

char * strtok ( char * str, const char * delimiters );

Important Note

strnset() function is non standard function which may not available in standard library in C.

Program

In this program, input string Test,atnyla,education,string2:Test:string3 is parsed using strtok() function. Delimiter comma (,) is used to separate each sub strings from input string.


#include <stdio.h>
#include <string.h>
int main ()
{
  char string[50] ="Test,atnyla,education,string2:Test:string3";
  char *p;
  printf ("String  \"%s\" is split into tokens:\n",string);
  p = strtok (string,",:");
  while (p!= NULL)
  {
    printf ("%s\n",p);
    p = strtok (NULL, ",:");
  }
  return 0;
}

Output

String  "Test,atnyla,education,string2:Test:string3" is split into tokens:
Test
atnyla
education
string2
Test
string3
Press any key to continue . . .