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Date Helper Package

This package provides utility functions and regular expressions related to handling dates, times, and other common data formats.

Regular Expressions

ISO String

export const ISO_STRING = /[0-9]{4}-((0[13578]|1[02])-(0[1-9]|[12][0-9]|3[01])|(0[469]|11)-(0[1-9]|[12][0-9]|30)|(02)-(0[1-9]|[12][0-9]))T(0[0-9]|1[0-9]|2[0-3]):(0[0-9]|[1-5][0-9]):(0[0-9]|[1-5][0-9])(\.[0-9]{1,})?Z?\+\d{2}:\d{2}/;

This regular expression matches ISO 8601 formatted date and time strings, including timezone offsets.

Email

export const EMAIL = /[\w-.]+@([\w-]+\.)+[\w-]{2,4}$/;

This regular expression matches email addresses.

Name

export const NAME = /.{1,}\s.{1,}/;

This regular expression matches names with at least one character before and after a space.

Telephone Number

export const TEL = /^[08|02][0-9]{8,}$/;

This regular expression matches telephone numbers starting with either '08' or '02' followed by eight or more digits.

Time

export const TIME = /\d{2}:\d{2}/;

This regular expression matches time strings in the format "HH:mm".

ISO Date

export const DATE_ISO = /^\d{4}-\d{2}-\d{2}$/;

This regular expression matches ISO 8601 formatted date strings.

Numeric

export const NUMERIC = /^\d+(\.\d+)*$/;

This regular expression matches numeric values, including integers and floating-point numbers.

Feel free to include additional documentation, usage examples, or installation instructions as needed for your package.