is.error: Error Trap

In townleym/mSpatial: Some Convenience Functions building on the rGeos library

Description

Copied from Hadley. Useful for providing a way for functions to exit gracefully from an error

Usage

is.error(x)

Arguments

any	value returned from a function

Details

Returns TRUE if try returns an error

Examples

result = try(somefunction())
if(is.error(result)) {
print("Bailing out!")
} else {
print("result is not an error!")
}

townleym/mSpatial documentation built on May 31, 2019, 6:46 p.m.