DADiSP Worksheet Functions > Function Categories > Query Functions > ISCOMPLEX
Returns 1 if the input parameter is a complex scalar or series.
ISCOMPLEX(val)
val |
- |
A series, scalar or string value to test. |
The scalar 1 if the input is complex or a complex series, else 0.
iscomplex(3i)
returns 1.
iscomplex("string")
returns 0.
iscomplex(fft({1, 2, 3, 4}))
returns 1
If the input series is empty, iscomplex returns 0.
ISCOMPLX is identical to ISCOMPLEX