diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/spell-language | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/doc/spell-language b/doc/spell-language index 270f2f0..d5a798a 100644 --- a/doc/spell-language +++ b/doc/spell-language @@ -510,6 +510,25 @@ The following functions are available: + spell_index : spell -> int Determines a unique index assigned to each spell + + is_exterior : location -> bool + Determines whether the location is under an open sky + + + contains_string : string * string -> bool + contains_string(a, b) determines whether the string `a' contains + the string `b' as a substring. + + + strstr : string * string -> bool + strstr(a, b) returns the offset of the first instance of the + string `b' in the string `a', or fails if there is none. The + offset is reported with a base of zero, i.e., strstr("xyz", "x") = 0. + + + strlen : string -> int + Compute the length of a string, in characters. + + + substr : string * int * int -> string + substr(s, offset, len) extracts a substring of the length `len' at + offset `offset'. The substring is automatically clipped, i.e., the + function will never fail. Operations: ----------- |