1 | import baseKeys from './_baseKeys.js';
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2 | import getTag from './_getTag.js';
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3 | import isArrayLike from './isArrayLike.js';
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4 | import isString from './isString.js';
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5 | import stringSize from './_stringSize.js';
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8 | var mapTag = '[object Map]',
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9 | setTag = '[object Set]';
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32 | function size(collection) {
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33 | if (collection == null) {
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34 | return 0;
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35 | }
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36 | if (isArrayLike(collection)) {
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37 | return isString(collection) ? stringSize(collection) : collection.length;
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38 | }
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39 | var tag = getTag(collection);
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40 | if (tag == mapTag || tag == setTag) {
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41 | return collection.size;
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42 | }
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43 | return baseKeys(collection).length;
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44 | }
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46 | export default size;
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