Apply an initial set of params to a method. Similar to bind() but without having to pass `this`

partiallyApply.js

/**
 * partiallyApply
 *
 * Apply an initial set of params to a method.
 * Similar to bind() but without having to pass `this`
 * 
 * @param {function} fn
 * @param {*} initialArgs
 */
function partiallyApply(fn, ...initialArgs) {
	return function partiallyApplied(...laterArgs) {
		return fn(...initialArgs, ...laterArgs);
	};
}

/**
 * Usage example
 */
function person(name, age, occupation) {
	///...
}
const joe = partiallyApply(person, 'Joe');
joe(30);