Change all elements in 2nd column to 3

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nty huy
nty huy 2019-9-27
评论： James Tursa 2019-9-27
vArr = [ 5 5 5 5; 5 5 5 5 ; 5 5 5 5; 5 5 5 5; 5 5 5 5 ]
so i have this and i knw how to change one element but how to change whole colum??
i tired this vArr( :, 3 ) - 2 but then only shows one column

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回答（1 个）

James Tursa
James Tursa 2019-9-27
编辑：James Tursa 2019-9-27
vArr(:,2) = _____; % <-- you fill in the blank
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nty huy
nty huy 2019-9-27
because im seeing what i can do and you are not helping stop answering my questions if you are not goin to help, DO NOT ANSWER MY QUESTIONS ANYMORE
James Tursa
James Tursa 2019-9-27
Wow ... uh ... OK, no more answers from me ...

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