assert_constant | R Documentation |
Check Numeric Trend
assert_constant(x, ...)
assert_decreasing(x, ...)
assert_increasing(x, ...)
x |
A |
... |
Extra parameters to be passed to internal methods. |
Throws an error, if any, and returns x
invisibly otherwise.
N. Frerebeau
Other checking methods:
assert_dim()
,
assert_empty()
,
assert_infinite()
,
assert_length()
,
assert_lower()
,
assert_missing()
,
assert_names()
,
assert_numeric
,
assert_package()
,
assert_square()
,
assert_type()
,
assert_unique()
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