Thursday, 17 July 2014

DIFFERENT FUNCTIONS IN STRINGS

  •  These functions help to reduce the length of our program i.e. save space and time .
  • C supports a wide range of functions that manipulate null-terminated strings.
S.N.Function & Purpose
1strcpy(s1, s2);
Copies string s2 into string s1.
2strcat(s1, s2);
Concatenates string s2 onto the end of string s1.
3strlen(s1);
Returns the length of string s1.
4strcmp(s1, s2);
Returns 0 if s1 and s2 are the same; less than 0 if s1<s2; greater than 0 if s1>s2.
5strchr(s1, ch);
Returns a pointer to the first occurrence of character ch in string s1.
6strstr(s1, s2);
Returns a pointer to the first occurrence of string s2 in string s1.