RosettaCodeData/Task/Memory-allocation/ALGOL-W/memory-allocation.alg

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begin
% define a record structure - instances must be created dynamically %
record Element ( integer atomicNumber; string(16) name );
reference(Element) X;
% allocate and initialise memory for X - heap storage is the only option %
X := Element( 1, "Hydrogen" );
% allocate new memory for X, the original could now be garbage collected %
X := Element( 2, "Helium" )
% the memory allocated will now be garbage collected - there is no explicit de-allocation %
end.