WoW:API setglobal: Difference between revisions

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{{wowapi}}
{{wowapi|toc=0}}
Set a global variable, from a string.
Set a global variable, from a string.
  setglobal( "globalName", value )
  setglobal( "globalName", value )
== Deprecation ==
Both [[API_getglobal|getglobal]] and setglobal are deprecated and replaced with the '_G[]' <ref>http://forums.worldofwarcraft.com/thread.html?topicId=25626580975&sid=1</ref> the global table. Their functionality will be removed from the game at a future date.
Replace all references of 'getglobal':
var = getglobal(varName)      --getglobal deprecated
var = _G[varName]              --new syntax to get a global
Replace all references of 'setglobal':
setglobal(otherName, otherVar) --setglobal deprecated
_G[otherName] = otherVar      --new syntax to set a global


== Parameters ==
== Parameters ==
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   local prevval = _G["MyVariable"]  ''-- "getglobal()"''
   local prevval = _G["MyVariable"]  ''-- "getglobal()"''
   _G["MyVariable"] = 1234            ''-- "setglobal()"''
   _G["MyVariable"] = 1234            ''-- "setglobal()"''
Function calls always cost some overhead, so if a large number of getglobal calls are being made, the getfenv table will be a faster route.  Note that for few or infrequent calls the performance gain of this method is negligible.
Function calls always cost some overhead, so if a large number of getglobal calls are being made, the getfenv table will be a faster route.  Note that for few or infrequent calls the performance gain of this method is negligible.
== References ==
{{Reflist}}
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