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31 lines
980 B
31 lines
980 B
define(['./_isArrayLike', './values', './_cb', './each'], function (_isArrayLike, values, _cb, each) {
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// Return the maximum element (or element-based computation).
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function max(obj, iteratee, context) {
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var result = -Infinity, lastComputed = -Infinity,
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value, computed;
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if (iteratee == null || (typeof iteratee == 'number' && typeof obj[0] != 'object' && obj != null)) {
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obj = _isArrayLike(obj) ? obj : values(obj);
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for (var i = 0, length = obj.length; i < length; i++) {
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value = obj[i];
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if (value != null && value > result) {
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result = value;
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}
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}
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} else {
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iteratee = _cb(iteratee, context);
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each(obj, function(v, index, list) {
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computed = iteratee(v, index, list);
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if (computed > lastComputed || (computed === -Infinity && result === -Infinity)) {
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result = v;
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lastComputed = computed;
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}
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});
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}
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return result;
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}
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return max;
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});
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