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June 23, 2006 Initialization of associative arrays | ||||
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How to initialize associative array like this: const some_type [char[]] arr = ... ? Thanks a lot! |
June 23, 2006 Re: Initialization of associative arrays | ||||
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Posted in reply to alxdef | alxdef wrote: > How to initialize associative array like this: > > const some_type [char[]] arr = ... ? > > Thanks a lot! I don't think you can initialize them this way. See http://www.digitalmars.com/d/arrays.html#associative. P.S. You should better ask such questions in digitalMars.D.learn newsgroup. -- AKhropov |
June 23, 2006 Re: Initialization of associative arrays | ||||
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Posted in reply to alxdef | On Fri, 23 Jun 2006 23:19:53 +1000, alxdef <alxdef_member@pathlink.com> wrote: > How to initialize associative array like this: > > const some_type [char[]] arr = ... ? > D does not yet support compile-time initialization of associative arrays. Such arrays need to be initialized at run time, most usually in the module constructor ... --- sample ----------- import std.stdio; const int red = 45; const int orange = 71; const int yellow = 13; const int blue = 92; const int green = 88; const int [char[]] arr; static this() { arr["apple"] = red; arr["orange"] = orange; arr["banana"] = yellow; arr["berry"] = blue; } void main() { foreach(char[] k, int c; arr) writefln("%s is %s", k, c); } -------------------- Note that you can still have a 'const' associative array even though it is initialized at run time because such an array can *only* be initialized in the module constructor. -- Derek Parnell Melbourne, Australia |
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