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1 | static <A> L<A> takeFirst(L<A> l, int n) {
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2 | ret l(l) <= n ? l : newSubListOrSame(l, 0, n); |
3 | } |
4 | |
5 | static <A> L<A> takeFirst(int n, L<A> l) {
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6 | ret takeFirst(l, n); |
7 | } |
8 | |
9 | static S takeFirst(int n, S s) { ret substring(s, 0, n); }
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10 | static S takeFirst(S s, int n) { ret substring(s, 0, n); }
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11 | |
12 | static CharSequence takeFirst(int n, CharSequence s) { ret subCharSequence(s, 0, n); }
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13 | |
14 | static <A> L<A> takeFirst(int n, Iterator<A> it) {
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15 | if (it == null) null; |
16 | new L l; |
17 | repeat n { if (it.hasNext()) l.add(it.next()); else break; }
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18 | ret l; |
19 | } |
20 | |
21 | static <A> L<A> takeFirst(int n, Iterable<A> i) {
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22 | if (i == null) null; |
23 | ret i == null ?: takeFirst(n, i.iterator()); |
24 | } |
25 | |
26 | static <A> L<A> takeFirst(int n, ItIt<A> i) {
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27 | ret takeFirst(n, (Iterator<A>) i); |
28 | } |
29 | |
30 | static int[] takeFirst(int n, int[] a) { ret takeFirstOfIntArray(n, a); }
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31 | |
32 | static short[] takeFirst(int n, short[] a) { ret takeFirstOfShortArray(n, a); }
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33 | |
34 | static byte[] takeFirst(int n, byte[] a) { ret takeFirstOfByteArray(n, a); }
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35 | static byte[] takeFirst(byte[] a, int n) { ret takeFirstOfByteArray(n, a); }
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36 | |
37 | static double[] takeFirst(int n, double[] a) { ret takeFirstOfDoubleArray(n, a); }
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38 | static double[] takeFirst(double[] a, int n) { ret takeFirstOfDoubleArray(n, a); }
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39 | |
40 | static <A, B> Map<A, B> takeFirst(int n, Map<A, B> map) {
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41 | ret takeFirstFromMap(n, map); |
42 | } |
Began life as a copy of #1003099
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| Snippet ID: | #1007549 |
| Snippet name: | takeFirst function (take first n elements of a list; or characters of a string) |
| Eternal ID of this version: | #1007549/22 |
| Text MD5: | 2fd86ca69d1deadcb2dacac50815d986 |
| Transpilation MD5: | 47a492df18c6ca6be97c63425600e598 |
| Author: | stefan |
| Category: | javax |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2023-04-25 23:02:18 |
| Source code size: | 1351 bytes / 42 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 684 / 910 |
| Version history: | 21 change(s) |
| Referenced in: | [show references] |