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comparison: services/sync/tps/extensions/mozmill/resource/stdlib/arrays.js
services/sync/tps/extensions/mozmill/resource/stdlib/arrays.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:1d269c75ccad |
|---|---|
| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, you can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 var EXPORTED_SYMBOLS = ['inArray', 'getSet', 'indexOf', | |
| 6 'remove', 'rindexOf', 'compare']; | |
| 7 | |
| 8 | |
| 9 function remove(array, from, to) { | |
| 10 var rest = array.slice((to || from) + 1 || array.length); | |
| 11 array.length = from < 0 ? array.length + from : from; | |
| 12 | |
| 13 return array.push.apply(array, rest); | |
| 14 } | |
| 15 | |
| 16 function inArray(array, value) { | |
| 17 for (var i in array) { | |
| 18 if (value == array[i]) { | |
| 19 return true; | |
| 20 } | |
| 21 } | |
| 22 | |
| 23 return false; | |
| 24 } | |
| 25 | |
| 26 function getSet(array) { | |
| 27 var narray = []; | |
| 28 | |
| 29 for (var i in array) { | |
| 30 if (!inArray(narray, array[i])) { | |
| 31 narray.push(array[i]); | |
| 32 } | |
| 33 } | |
| 34 | |
| 35 return narray; | |
| 36 } | |
| 37 | |
| 38 function indexOf(array, v, offset) { | |
| 39 for (var i in array) { | |
| 40 if (offset == undefined || i >= offset) { | |
| 41 if (!isNaN(i) && array[i] == v) { | |
| 42 return new Number(i); | |
| 43 } | |
| 44 } | |
| 45 } | |
| 46 | |
| 47 return -1; | |
| 48 } | |
| 49 | |
| 50 function rindexOf (array, v) { | |
| 51 var l = array.length; | |
| 52 | |
| 53 for (var i in array) { | |
| 54 if (!isNaN(i)) { | |
| 55 var i = new Number(i); | |
| 56 } | |
| 57 | |
| 58 if (!isNaN(i) && array[l - i] == v) { | |
| 59 return l - i; | |
| 60 } | |
| 61 } | |
| 62 | |
| 63 return -1; | |
| 64 } | |
| 65 | |
| 66 function compare (array, carray) { | |
| 67 if (array.length != carray.length) { | |
| 68 return false; | |
| 69 } | |
| 70 | |
| 71 for (var i in array) { | |
| 72 if (array[i] != carray[i]) { | |
| 73 return false; | |
| 74 } | |
| 75 } | |
| 76 | |
| 77 return true; | |
| 78 } |
