| /** |
| * Checks `value` to determine whether a default value should be returned in |
| * its place. The `defaultValue` is returned if `value` is `NaN`, `null`, |
| * or `undefined`. |
| * |
| * @static |
| * @memberOf _ |
| * @since 4.14.0 |
| * @category Util |
| * @param {*} value The value to check. |
| * @param {*} defaultValue The default value. |
| * @returns {*} Returns the resolved value. |
| * @example |
| * |
| * _.defaultTo(1, 10); |
| * // => 1 |
| * |
| * _.defaultTo(undefined, 10); |
| * // => 10 |
| */ |
| function defaultTo(value, defaultValue) { |
| return (value == null || value !== value) ? defaultValue : value; |
| } |
| |
| module.exports = defaultTo; |