Section: Inspection Functions
y = isinf(x)
The result is a logical array of the same size as x
,
which is true if x
is not-a-number, and false otherwise.
Note that for complex
or dcomplex
data types that
the result is true if either the real or imaginary parts
are infinite.
inf
:
--> a = [1.2 3.4 inf 5] a = <double> - size: [1 4] Columns 1 to 4 1.2 3.4 inf 5.0 --> isinf(a) ans = <logical> - size: [1 4] Columns 1 to 4 0 0 1 0 --> b = 3./[2 5 0 3 1] b = <double> - size: [1 5] Columns 1 to 5 1.5 0.6 inf 1.0 3.0