benchmark/vm.js
function next(n) {
		if (!n) {
			n = 1;
		}
		for (let i = 0; i < n; i++) {
			char = input[++current];
		}
	}
function next(n) {
		if (!n) {
			n = 1;
		}
		for (let i = 0; i < n; i++) {
			char = input[++current];
		}
	}
Utility: Move to the next character in the parse