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do Empty 2D Array has size?

do Empty 2D Array has size?

‎09-21-2016 09:16 PM

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Hi All,

I try to build an empty 2D array, but may i know why the first method array has size?

What am i missing here?

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Re: do Empty 2D Array has size?

‎09-21-2016 09:39 PM - edited ‎09-21-2016 09:41 PM

Because you concatenated two 1-D arrays, giving it a known number of rows.

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