A regexp that looks for 8 digits at the end of the string, assuming that is a YYYYMMDD date.

A locale options object suitable for passing to String.localeCompare().

A regexp that looks for 8 digits at the end of the string, assuming that is a YYYYMMDD date.

A locale options object suitable for passing to String.localeCompare().

A regexp that looks for 8 digits at the end of the string, assuming that is a YYYYMMDD date.

A locale options object suitable for passing to String.localeCompare().

A regexp that looks for 8 digits at the end of the string, assuming that is a YYYYMMDD date.

A locale options object suitable for passing to String.localeCompare().