Revision: 20043
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at November 5, 2009 05:47 by Menda
Initial Code
/** * Return a string with all occurrences of substring sub replaced by rep. * @param str The original string * @param sub The substring to be replace * @param rep The replacement * @return The new string */ char *replace_str(char *str, char *sub, char *rep) { static char buffer[4096]; char *p; if(! (p = strstr(str, orig))) // Is 'orig' even in 'str'? return str; strncpy(buffer, str, p - str); // Copy characters from 'str' start to 'orig' st$ buffer[p - str] = '\0'; sprintf(buffer + (p - str), "%s%s", rep, p + strlen(orig)); return buffer; }
Initial URL
http://www.linuxquestions.org/questions/programming-9/replace-a-substring-with-another-string-in-c-170076/
Initial Description
The original string (str) will be changed after calling this function, so if you need it make a copy of it.
Initial Title
Replace substring with other string
Initial Tags
replace, c
Initial Language
C