|This article is about a CAOS command or function.|
|Return type||[[CAOS types|]]|
CHEM is a CAOS command used to output or change the amount of a given chemical in a creature's bloodstream. CHEM will not teach creatures that the chemicals adjusted have anything to do with the object in question - for example, it will not teach that toys reduce loneliness.
CHEM for Output
Syntax: CHEM chemical#(int)
Used in place of a numeric constant or variable.
Returns the amount of the given chemical# in the creature's bloodstream.
CHEM for Input
Syntax: CHEM chemical#(int) amount(signed float)
Changes the chemical# (from the C3 chemical list) selected in the creatures bloodstream by the amount specified, this can be negative numbers to remove a chemical from a creature's bloodstream, however the final amount in the creature's bloodstream cannot drop below 0.
CHEM being used in the command line to output the amount of 'life' in the selected creature's bloodstream:
TARG NORN OUTV CHEM 125
Being used to delete the selected creature if it has less than 0.1 'life' in its bloodstream:
TARG NORN SETV va00 CHEM 125 DOIF va00 < 0.1 KILL NORN ENDI
Being used to add 0.25 to the amount of life in a creature's bloodstream:
TARG NORN CHEM 125 0.25
Being used to remove 0.5 from the amount of cyanide in a creature's bloodstream:
TARG NORN CHEM 67 -0.5
Being used in addition to a stimulus to give extra chemicals (a full mole of water and a little Vitamin C):
scrp 2 21 1000 1 stim writ from 97 1 targ from chem 33 1 chem 99 0.1 targ ownr endm