Depth-Studios - Documentation

Definition

char *sub_string(char *string, size_t offset, size_t len);

Description

Create a new string based on part of the source string

Parameters

string: Source string.
offset: Offset position of which the source string is selected.
len: Length of the part which should be selected.
If len is 0 the total length of the string is selected.

Return Value

On success, this functions returns a newly created string which is based partially on string.
If the function fails, a NULL pointer is returned.

Example

#include <stdio.h>
#include <libc/string.h>
 
int main(int argc, char *argv[])
{
	char *original_string = create_string("Hello World!");
	char *new_string = sub_string(original_string, 1, 3);
 
	printf("New String: %s\n", new_string);
 
	free(new_string);
	free(original_string);
 
	return 0;
}

Output:

New String: ell