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at:tutorial:basic [2020/02/09 21:53]
elisag
at:tutorial:basic [2020/02/09 22:03]
elisag
Line 230: Line 230:
 >> 21 >> 21
 </code> </code>
 +
 +
  
  
Line 253: Line 255:
   def [i,j] := [0,0];   def [i,j] := [0,0];
   def makeCol(i,j) {   def makeCol(i,j) {
-     def col[m] { j := j + 1; init(n,m) }+     def col[m] { j := j + 1; init(i,j) }
   };   };
   def matrix[n] { i := i + 1; makeCol(i,j)}   def matrix[n] { i := i + 1; makeCol(i,j)}
 }; };
-def b := makeMatrix(2,4, {|i,j| object: { def occupied := false }}); 
->((b[2])[4]).occupied := true 
->>true 
->(h[2]).each: {|e| system.print(" " + e.occupied)} 
->> false false false true 
 >def c := makeMatrix(3); >def c := makeMatrix(3);
 >>[[0, 0, 0], [0, 0, 0], [0, 0, 0]] >>[[0, 0, 0], [0, 0, 0], [0, 0, 0]]
Line 268: Line 265:
 >c >c
 >>[[1, 2, 3], [0, 0, 0], [0, 0, 0]] >>[[1, 2, 3], [0, 0, 0], [0, 0, 0]]
 +>def d := makeMatrix(4,4, { |i,j| if: (i == j) then: {1} else: {0}});
 +>> [[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]
 </code> </code>
  
at/tutorial/basic.txt ยท Last modified: 2020/02/09 22:05 by elisag