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| /**
| * Check if the given variable is a function
| * @method
| * @memberof Popper.Utils
| * @argument {Any} functionToCheck - variable to check
| * @returns {Boolean} answer to: is a function?
| */
| export default function isFunction(functionToCheck) {
| const getType = {};
| return (
| functionToCheck &&
| getType.toString.call(functionToCheck) === '[object Function]'
| );
| }
|
|
