BlzDecPlayerTechResearched

Parameters
whichPlayer player
techid integer
levels integer
comment

Decreases (reduces) a specific player’s specific upgrade by a specific amount of levels.

note

Even though this native takes an integer and integers can be both negatives and positive numbers, in this specific case this native does not allow for an increment by setting the integer to negative.

patch

1.29.2.9231

return type
nothing
Source code
native BlzDecPlayerTechResearched                  takes player whichPlayer, integer techid, integer levels returns nothing
Source
common.j
wc3modding.com
BlzDecPlayerTechResearched