Difference between revisions of "Addon:DateCalculator"

From Gramps
(→‎Example usage)
m (→‎Example usage: add example)
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[[File:DateCalculatorGramplet-addon-example-50.png|right|450px|Date Calculator Gramplet - Example results]]
 
[[File:DateCalculatorGramplet-addon-example-50.png|right|450px|Date Calculator Gramplet - Example results]]
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Assume that a headstone has only a date of death and age at death.
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<table><TR><TH colspan="3">RANEY</TH></TR>
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<TR><td align=center VALIGN=TOP>
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<small>MOTHER</small><br />
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<b>Hannah M.</b><br />
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 +
Wife of<BR />
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William Raney
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Died<br />
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Nov. 14, 1902<br />
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Aged<br />
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73Yrs. 4Mo.<br />& 3Ds.<hr width=25 align=center/>
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<small>Blessed are the dead<br />who die in the Lord</small></td>
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<td align=center>[[file:C051_raney_w_id794872.jpg|right|200px]]<br /><small>Source:</small><br />[https://iowagravestones.org/gs_view.php?id=794874 Iowa Gravestone<br />Photo Project]</td>
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<td align=center VALIGN=TOP>
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<small>FATHER</small><br /><b>William Raney</b>
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Died<br />
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Oct. 17, 1892<br />
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Aged<br />
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71 Yrs 2Mo<br />& 7Ds<hr width=25 align=center/>
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<small>I will behold thy face<br />in righteousness I shall<br />be satisfied when<br />I awake with thy likeness</small>
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</td></tr></table>
  
 
Enter a date in each field in the following format ( YYYY-MM-DD ).
 
Enter a date in each field in the following format ( YYYY-MM-DD ).
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===Expression 1===
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Enter s starting date or offset value:
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for the wife in the example gravestone, enter 14 Nov 1902
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===Expression 2===
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an offset tuple is in the form y,m,d<br />
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Example for "Aged 73Yrs. 4Mo. & 3Ds.", use  "- 73, 4, 3"<br />
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Note that only a single leading negative sign is needed to indicate a negative tuple.
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===Result===
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Pressing the {{man button|Calculate}} button returns 1829-07-11. When storing a date that's been calculated from a reference rather than a historical record, it is hard to be certain what methodology was used. So the results are an estimate. Annotate this by preceding the value with "calc abt"
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{{man note|Initially, the Result field will contain the following usage hint:|<pre>Enter an expression in the entries above and click Calculate.
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An expression can be:
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 +
1. a valid Gramps date
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2. a positive or negative number, representing years
 +
3. a positive or negative tuple, representing (years, months, days)
  
−
{{-}}
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Note that at least one expression must be a date.</pre>}}{{-}}
  
 
==See also==
 
==See also==

Revision as of 21:09, 25 December 2019

Gramps-notes.png
This is a Third-party Addon. The Addon/Plugin system is controlled by the Plugin Manager.

Please use carefully on data that is backed up, and help make it better by reporting any issues to the bug tracker.
Unless otherwise stated on this page, you can download this addon by following these instructions.
Please note that some Addons have prerequisites that need to be installed before they can be used.

Date Calculator Gramplet - Default opening dialog

The Date Calculator Gramplet allows you to do date math.

Enter at least one valid date for Expression 1 and Expression 2 then click the Calculate button.

An expression can be:

  1. a valid Gramps date
  2. a positive or negative number (represents years)
  3. a positive or negative tuple (years, months, days)

Use the Clear button to start again.


Example usage

Date Calculator Gramplet - Example results

Assume that a headstone has only a date of death and age at death.

RANEY

MOTHER
Hannah M.

Wife of
William Raney

Died
Nov. 14, 1902
Aged

73Yrs. 4Mo.
& 3Ds.
Blessed are the dead
who die in the Lord
C051 raney w id794872.jpg

Source:
Iowa Gravestone
Photo Project

FATHER
William Raney

Died
Oct. 17, 1892
Aged

71 Yrs 2Mo
& 7Ds

I will behold thy face
in righteousness I shall
be satisfied when
I awake with thy likeness

Enter a date in each field in the following format ( YYYY-MM-DD ).

Expression 1

Enter s starting date or offset value:

for the wife in the example gravestone, enter 14 Nov 1902

Expression 2

an offset tuple is in the form y,m,d
Example for "Aged 73Yrs. 4Mo. & 3Ds.", use "- 73, 4, 3"
Note that only a single leading negative sign is needed to indicate a negative tuple.

Result

Pressing the Calculate button returns 1829-07-11. When storing a date that's been calculated from a reference rather than a historical record, it is hard to be certain what methodology was used. So the results are an estimate. Annotate this by preceding the value with "calc abt"

Gramps-notes.png
Initially, the Result field will contain the following usage hint:
Enter an expression in the entries above and click Calculate.

An expression can be:

1. a valid Gramps date
2. a positive or negative number, representing years
3. a positive or negative tuple, representing (years, months, days)

Note that at least one expression must be a date.


See also

Retrieved from "https://www.gramps-project.org/wiki/index.php?title=Addon:DateCalculator&oldid=74543"