Duel.IsEnvironment

Signature

Duel.IsEnvironment(int code, [int player], [int loc]) -> bool

Description

Checks whether code is currently treated as the environment card or as a matching face-up card in the requested locations. player defaults to PLAYER_ALL and loc defaults to LOCATION_ONFIELD. The core checks Field Zones first; if no face-up Field Zone card exists, it can also match the latest EFFECT_CHANGE_ENVIRONMENT effect.

Parameters

• code int
• player int optional - default: PLAYER_ALL
• loc int optional - default: LOCATION_ONFIELD

Returns

• bool

Source

• D:\Programs\GitHub\ygopro-core\libduel.cpp:4898

Guided Examples

Learn how to use this function in context:

• Field Spells

Used By

Generated from the local Scripts/ folder and cards.cdb.

• Detected in 121 indexed script(s).
• Search this function in the Script Explorer with Duel.IsEnvironment.

Card	ID	Script	Detected Calls
Hojo the Vaylantz Warrior	88919365	Scripts/c88919365.lua	1
Sea Stealth Attack	19089195	Scripts/c19089195.lua	2
Numeron Calling	77402960	Scripts/c77402960.lua	1
Malefic Paradigm Dragon	16958382	Scripts/c16958382.lua	1
Protector of The Agents - Moon	90290572	Scripts/c90290572.lua	2
Arcana Force EX - The Chaos Ruler	12686296	Scripts/c12686296.lua	1
Mega Fortress Whale	96546575	Scripts/c96546575.lua	1
The Sacred Waters in the Sky	26684111	Scripts/c26684111.lua	1
Celestial Knightlord Parshath	48589580	Scripts/c48589580.lua	2
Dream Mirror of Chaos	98570539	Scripts/c98570539.lua	4
Yorishiro of the Aqua	57511992	Scripts/c57511992.lua	2
The Executor of the Underworld - Pluto	37706769	Scripts/c37706769.lua	1
Light Force	30913809	Scripts/c30913809.lua	1
Atlantis Call	65785782	Scripts/c65785782.lua	1
Coralianektes the Shimmering Shining Dragon	82692552	Scripts/c82692552.lua	1
Vaylantz Mad Marquess	87897777	Scripts/c87897777.lua	1
Necrovalley Temple	56773577	Scripts/c56773577.lua	1
Phantasm Spiral Power	61397885	Scripts/c61397885.lua	1
Advanced Crystal Beast Cobalt Eagle	45236142	Scripts/c45236142.lua	1
Phantasm Spiral Assault	97795930	Scripts/c97795930.lua	1
Ocean Dragon Lord - Kairyu-Shin	23931679	Scripts/c23931679.lua	1
Symphonic Warrior Rockks	24070330	Scripts/c24070330.lua	1
Ojama Emperor	34031284	Scripts/c34031284.lua	1
Prinzessin	78527720	Scripts/c78527720.lua	1
...and 97 more

Script Examples

Hojo the Vaylantz Warrior (88919365)

Source: Scripts/c88919365.lua

end
function c88919365.spcon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsEnvironment(49568943) or Duel.IsExistingMatchingCard(c88919365.cfilter,tp,LOCATION_MZONE,0,1,nil)
end
function c88919365.sptg(e,tp,eg,ep,ev,re,r,rp,chk)

Sea Stealth Attack (19089195)

Source: Scripts/c19089195.lua

end
function c19089195.econ(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsEnvironment(22702055) and not Duel.IsPlayerAffectedByEffect(tp,19089195)
end
function c19089195.costfilter(c)

Numeron Calling (77402960)

Source: Scripts/c77402960.lua

end
function c77402960.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsEnvironment(41418852,tp,LOCATION_FZONE) and Duel.GetFieldGroupCount(tp,LOCATION_MZONE,0)==0
end
function c77402960.spfilter(c,e,tp)