[R] Deleting multiple rows from a matrix

[Gottfried Gruber]

Hi,

i want to delete multiple rows from a matrix. I know how to delete one by
x=x[,-3]  # deleting 3. column

Is there a quick method how to delete e.g. the 3., 5., 7. and 8. column at 
once?

TiA gg

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Gottfried Gruber
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