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Versions: 3
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Contents
/*!
* UI development toolkit for HTML5 (OpenUI5)
* (c) Copyright 2009-2018 SAP SE or an SAP affiliate company.
* Licensed under the Apache License, Version 2.0 - see LICENSE.txt.
*/
sap.ui.define(['sap/base/assert'], function(assert) {
"use strict";
/**
* Sorts the given array in-place and removes any duplicates (identified by "===").
*
* Use <code>jQuery.unique()</code> for arrays of DOMElements.
*
* @function
* @since 1.58
* @param {any[]} aArray An Array of any type
* @alias module:sap/base/util/array/uniqueSort
* @return {any[]} Same array as given (for chaining)
* @public
*/
var fnUniqueSort = function(aArray) {
assert(aArray instanceof Array, "uniqueSort: input parameter must be an Array");
var l = aArray.length;
if ( l > 1 ) {
aArray.sort();
var j = 0;
for (var i = 1; i < l; i++) {
// invariant: i is the entry to check, j is the last unique entry known so far
if ( aArray[i] !== aArray[j] ) {
aArray[++j] = aArray[i];
}
}
// cut off the rest - if any
if ( ++j < l ) {
aArray.splice(j, l - j);
}
}
return aArray;
};
return fnUniqueSort;
});
Version data entries
3 entries across 3 versions & 1 rubygems