+
+ if (neg) {
+ /*
+ * Edge case. If we have a very small negative number it will get rounded to 0,
+ * however the initial check at the top will still report as negative. Replace
+ * everything but 1-9 and check if the string is empty to determine a 0 value.
+ */
+ neg = fnum.replace(/[^1-9]/g, '') !== '';
+ }