cts:box-west

cts:box-west(
   $box as cts:box
) as xs:numeric

Summary

Returns a box's western boundary.

Parameters
box The box.

Usage Notes

This function can return a value of either xs:float or xs:double type, depending on the precision of the governing coordinate system.

See Also

Example

cts:box-west(cts:box(45, -122, 78, 30))

=> -122
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