From 99c1d9af689e5325f3cf535c4007b3aeb8325229 Mon Sep 17 00:00:00 2001 From: Minteck Date: Tue, 10 Jan 2023 14:54:04 +0100 Subject: Update - This is an automated commit --- school/node_modules/lodash/isNaN.js | 38 +++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 school/node_modules/lodash/isNaN.js (limited to 'school/node_modules/lodash/isNaN.js') diff --git a/school/node_modules/lodash/isNaN.js b/school/node_modules/lodash/isNaN.js new file mode 100644 index 0000000..7d0d783 --- /dev/null +++ b/school/node_modules/lodash/isNaN.js @@ -0,0 +1,38 @@ +var isNumber = require('./isNumber'); + +/** + * Checks if `value` is `NaN`. + * + * **Note:** This method is based on + * [`Number.isNaN`](https://mdn.io/Number/isNaN) and is not the same as + * global [`isNaN`](https://mdn.io/isNaN) which returns `true` for + * `undefined` and other non-number values. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`. + * @example + * + * _.isNaN(NaN); + * // => true + * + * _.isNaN(new Number(NaN)); + * // => true + * + * isNaN(undefined); + * // => true + * + * _.isNaN(undefined); + * // => false + */ +function isNaN(value) { + // An `NaN` primitive is the only value that is not equal to itself. + // Perform the `toStringTag` check first to avoid errors with some + // ActiveX objects in IE. + return isNumber(value) && value != +value; +} + +module.exports = isNaN; -- cgit