strrstr() function in C With

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strrstr() Function

strrstr( ) function returns pointer to the last occurrence of the string in a given string.

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

The strstr() function finds the last occurrence of the substring needle in the string haystack. The terminating '\0' characters are not compared.

The strstr() function returns a pointer to the beginning of the substring, or NULL if the substring is not found or one of haystack and needle is NULL.

C strrstr() syntax

  
 char *strrstr(const char *str1, const char *str2);


Example 1:



Output:


  Hi I am Fine



List of String function in C


Functions Description
strcat( ) The strcat() function is used to concatenate one string(source) at the end of another string(destination).
strncat( ) Appends first n characters of a string at the end of another.
strcpy( ) Copies from str2 into str1
strncpy( ) Copies given number of characters of one string to another
strlen( ) Gives the length of str1
strcmp( ) Returns 0 if str1 is same as str2. Returns <0 if strl < str2. Returns >0 if str1 > str2
strcmpi( ) Same as strcmp() function. But, this function negotiates case. “A” and “a” are treated as same.
strchr( ) Returns pointer to first occurrence of char in str1
strrchr( ) last occurrence of given character in a string is found.
strstr( ) Returns pointer to first occurrence of str2 in str1
strrstr( ) Returns pointer to last occurrence of str2 in str1
strdup( ) Duplicates the string
strlwr( ) Converts string to lowercase
strupr( ) Converts string to uppercase
strrev( ) Reverses the given string
strset( ) Sets all character in a string to given character
strnset( ) It sets the portion of characters in a string to given character
strtok( ) Tokenizing given string using delimiter


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