PolygonArea ( xlist ; ylist )
Rate this function: Average rating: 4.4 (31 votes) Discuss this Custom Function
Jeremiah Small, Soliant Consulting
http://jsmall.us
Calculate area of a polygon from array of XY coordinates
Sample Input:
PolygonArea ( List ( 0;3;0 ) ; List ( 0;0;3 ) ) |
|
Sample Output:
|
Description:
Calculate the area of a polygon from an arbitrary number of xy coordinates. It uses an old surveying technique called Double Meridian Distance.
Requires helper function: PolygonAreaHelper
Note: these functions are not guaranteed
or supported by BrianDunning.com. Please contact the individual
developer with any questions or problems.
This is my Custom Function and I want to
edit it
Discuss:There are no comments yet. Be the first to post a comment about this Custom Function! Please try to keep it brief & to the point. Anyone can post:
|
Newest Custom Functions:
1. |
UnQuote ( string ) |
|
(Tue, Apr 10, 12:34pm) |
2. |
TrimInvalidTrailingChars ( invalidChars ; textToTrim ) |
|
(Wed, Apr 04, 10:31pm) |
3. |
ITA_PositionIndexValues( textList; searchList; searchValue; occurrence) |
|
(Wed, Apr 04, 6:29pm) |
4. |
@UniqueValuesToAdd ( existingValues ; addingValues ; ~datatype ; ~locale ) |
|
(Sat, Mar 31, 12:52am) |
5. |
ExcludeValues(MyList ; Out) |
|
(Wed, Mar 21, 7:23am) |
6. |
PreviousMonthEndDate ( myDate ) |
|
(Wed, Mar 07, 3:35am) |
7. |
PreviousMonthName (myDate) |
|
(Wed, Mar 07, 3:33am) |
8. |
FmTableFields ( tableName ; fieldsInclude ; fieldsExclude ; classExclude ; typeExclude ; prefixExclude ) |
|
(Fri, Mar 02, 6:32am) |
 |
|