isnat

Arguments

x

datetime matrix

t

boolean matrix of the same size as x

Description

t = isnat(x) returns a boolean matrix of the same size as x, where t(i) is %t when x(i) is NaT, and %f otherwise.

Examples

isnat(NaT())
isnat(NaT(1))
dt = NaT(3, 3)
isnat(dt)
dt(1:4:9) = datetime(2022, 1, 1);
isnat(dt)

See also

• NaT — Not a Time function used to create empty datetime
• datetime — create points in time

History