correlation between copy number alterations and expression in cgdsr

Question

[dina.hesham139]

How to make a correlation between copy number alterations and expression of a bunch of genes among all cancers using cgdsr library? A loop that will create a table with genes and cancers as rows and columns. The table would contain the correlation values between the expression and CNA absolute values.

[Sean Davis]

It would be helpful to tell us what you have tried and what has not worked for you.