Description:
Find missing values in a vector.
Syntax:
A.ismiss() |
Find the null values or empty strings in vector A and return a vector the same size as A |
A.ismiss(indicator) |
Find the specified value indicator in vector A and return a vector the same size as A |
Note:
The function marks missing values in the return value with 1.
Parameter:
A |
One-dimensional sequence |
indicator |
A number/string/sequence |
Return value:
Sequence
Example:
|
A |
|
1 |
=[1,2,3,,2,,1,1,1,1] |
|
2 |
=A1.ismiss() |
|
3 |
=["one",,"three","four",," ","ten"] |
|
4 |
=A3.ismiss() |
|
5 |
=[1,2,3,4,5,1,2,3,4] |
|
6 |
=3 |
|
7 |
=A5.ismiss(A6) |
|
8 |
=[3] |
|
9 |
=A5.ismiss(A8) |
|
10 |
=["one","one","two","one","one"] |
|
11 |
="two" |
|
12 |
=A10.ismiss(A11) |
|