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documentation:language_reference:objects:matrix:functions:touserdata [2019/04/12 10:22] – Corrected my grammar Simon Heinzedocumentation:language_reference:objects:matrix:functions:touserdata [2024/12/12 18:14] (current) – Maurits W. Haverkort
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 <code Quanty Example.Quanty> <code Quanty Example.Quanty>
 --This creates a table of tables --This creates a table of tables
-A = Matrix.Random({-2,2},{10000,10000}) +A = Matrix.Random({-2,2},{10000,10000},{{"userdata",false}}) 
-setmetatable(A, MatrixMeta) + 
 TimeStart("Table of Tables") TimeStart("Table of Tables")
 B = Matrix.Transpose(A) B = Matrix.Transpose(A)
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 print(B[1][1]) print(B[1][1])
 TimeEnd("Table of Tables") TimeEnd("Table of Tables")
 + 
 AUData = Matrix.ToUserdata(A) AUData = Matrix.ToUserdata(A)
---A is, after this point, no longer needed. + 
-A = nil +
-B = nil +
-collectgarbage() +
 TimeStart("Userdata") TimeStart("Userdata")
 B = Matrix.Transpose(AUData) B = Matrix.Transpose(AUData)
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 B = Matrix.ConjugateTranspose(B) B = Matrix.ConjugateTranspose(B)
 B = B - AUData B = B - AUData
---In case we want to access the first element. 
-B = Matrix.ToTable(B) 
 print(B[1][1]) print(B[1][1])
 TimeEnd("Userdata") TimeEnd("Userdata")
 + 
 TimePrint() TimePrint()
 </code> </code>
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 ===== Table of contents ===== ===== Table of contents =====
-{{indexmenu>.#1|msort}}+{{indexmenu>..:#2|tsort}}
  

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