Tabulate shortens array. Why?

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Pete Ronklis
Pete Ronklis on 9 Jan 2018
Edited: per isakson on 10 Jan 2018
I use tabulate command like this:
a = array(352360x1)
b = tabulate(a)
b = array *(19231x3)*
Why is B array shorter than A ? Thanks

Answers (1)

Roger Stafford
Roger Stafford on 9 Jan 2018
Edited: Walter Roberson on 9 Jan 2018
The number of rows in the output of 'tabulate' is the number of unique values in the input, so there must have been 19231 unique values among the 352360 elements of your 'a' array. Read the description of 'tabulate' at:

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