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/**
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 * Creates an array with all falsey values removed. The values `false`, `null`,
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 * `0`, `""`, `undefined`, and `NaN` are falsey.
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 *
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 * @static
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 * @memberOf _
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 * @since 0.1.0
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 * @category Array
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 * @param {Array} array The array to compact.
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 * @returns {Array} Returns the new array of filtered values.
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 * @example
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 *
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 * _.compact([0, 1, false, 2, '', 3]);
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 * // => [1, 2, 3]
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 */
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function compact(array) {
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  var index = -1,
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      length = array == null ? 0 : array.length,
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      resIndex = 0,
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      result = [];
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  while (++index < length) {
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    var value = array[index];
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    if (value) {
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      result[resIndex++] = value;
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    }
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  }
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  return result;
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}
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module.exports = compact;
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