====== Date Tester ======

Date Format Tester allows you to enter a date, or range of dates to display the predicted range in a calendar format. 

This gives you the ability to check the intended results are contained within the specified dates before any reports are created.
===== Open Date Format Tester =====

From the main menu in TapeMaster, select ''Tools'' > ''Date Tester''

{{master_date_tester_select.png}}

===== Date Range =====

Dates can be entered in several formats, using a single year or a range of dates to span between.

Dates can also be entered as literal dates, such as 2019, or using date calculation variables such as Y-1 which will give you a corresponding date of last year.

==== Date Calculation Variables ====

=== Variable Syntax ===

^ Syntax ^ Description ^
| YYYY-MM-DD | ISO Date Format |
| * | Today |
| W | Start of the Week |
| P | The oldest date |
| F | The most future date |
| M | The first day of the month |
| m | The last day of the month. |
| Y | The first day of the year.  |
| y | The last day of the year. |

=== Variable Syntax Examples ===

^ Syntax ^ Description ^
| Y-1:y-1 | January 1st to December 31st last year |
| M-1:m-1 | 1st of last month to the last day of last month |
| W-2:*   | 2 weeks ago until today |


==== Date Examples ====

January 1st to December 31st 2019.
''2019''

{{master_date_tester_1.png}}

January 1st 2018 to December 31st 2019.
''2018:2019''

{{master_date_tester_2.png}}

July 1st 2018 to June 30th 2020
''2018-07-01:2019-06-30''

{{master_date_tester_3.png}}

January 1st 2020 to end of current month
''2020:m+''

{{master_date_tester_4.png}}

January 1st 2020 to end of last month
''2020:m+''

{{master_date_tester_5.png}}