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static <A, B> Set<A> allKeys(Iterable<Map<A, B>> l) { Set<A> set = null; fOr (Map<A, B> map : l) { if (map == null) continue; if (set == null) set = similarEmptySet(map); addAll(set, keys(map)); } ret set; }
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Snippet ID: | #1026431 |
Snippet name: | allKeys - makes a set similar to first map found |
Eternal ID of this version: | #1026431/3 |
Text MD5: | 12d542f7d2dc4ff87a2bb04c17c9a032 |
Transpilation MD5: | ae82bf468ad9e4c88f0d3358fab5756c |
Author: | stefan |
Category: | javax |
Type: | JavaX fragment (include) |
Public (visible to everyone): | Yes |
Archived (hidden from active list): | No |
Created/modified: | 2020-01-03 18:17:59 |
Source code size: | 235 bytes / 9 lines |
Pitched / IR pitched: | No / No |
Views / Downloads: | 237 / 315 |
Version history: | 2 change(s) |
Referenced in: | #1006654 - Standard functions list 2 (LIVE, continuation of #761) #1026432 - allKeysAsCISet |