ES2 MUD LIB :: 東方故事二(ES2) 天朝帝國 mudlib 瀏覽展示
/doc/efuns/unique_mapping
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unique_mapping() - create a mapping from an array based on a
function
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mapping unique_mapping( mixed *arr, string fun, object ob,
mixed extra, ... );
mapping unique_mapping( mixed *arr, function f, mixed extra, ... );
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Returns a mapping built in the following manner:
members for which the function returns the same value are
grouped together, and associated with the return value as
the key.
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filter_array(3), sort_array(3), map(3)
Page 1 (printed 3/16/95)