# Domain/OS calls: strl_$

## String handling

`

- void strl_$append(char *after, short &after_length, char *before, short *before_length_p, short &string_length);
- strl_$compare
- strl_$concat
- void strl_$copy(char *source, short &source_length, char *destination, short *destination_length_p, short &string_length);
- boolean strl_$eq(char *first, short &first_length, char *second, short &second_length);
- strl_$gettok
- strl_$index
- strl_$lower
- strl_$match
- strl_$s2dec
- strl_$substr

`