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Deleting Extra Whitespaces in a String

This function removes extra spaces between a string.

Submitted By: born2c0de
Actions:
Rating:
Views: 955

Language: C
Last Modified: October 10, 2007
Instructions: This Code removes only those extra whitespaces which are present between the string and not those which are present in the beginning or at the end of the string.

Snippet


  1. #include <string.h>
  2.  
  3. /* The Modifications are Made to the Same String */
  4. void inside_trim(char* x)
  5. {
  6.         unsigned int i,pos,nxtchar;
  7.  
  8.         for(i=0;i<strlen(x);i++)
  9.         {
  10.                 if( x[i] == ' ' )
  11.                 {
  12.                         pos=i+1;
  13.                         nxtchar=pos-1;
  14.                         while(x[nxtchar++] == ' '){}
  15.  
  16.                         strcpy(&x[pos],&x[nxtchar-1]);
  17.                 }
  18.         }
  19. }
  20.  
  21. /* USAGE:
  22.         char xyz[]="Does      this     work?";
  23.         printf("\n%s",xyz);
  24.         inside_trim(&xyz[0]);
  25.         printf("\n%s",xyz);
  26. */

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Comments


thakur1984 2008-07-07 05:57:06

this code is not working. there is some amendments required in this code.there should be strcpy(&x[nxtchar],&x[pos]); there is no need of while loop.

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