Re: Regex escape [ character and change text result into integer

David Pratt <fairwinds@eastlink.ca> writes:
> Hi.  I am using array_dims to give me dimensions of  multidimensional
> array ie:

> [1:5][1:2]

> In my function I want to retreive the value of the second number from
> array_dims (5 in example above)

Why aren't you using array_upper()?

> This is what I am trying:
> count_str = substr(dimensions from '\[\d\:(\d+)\]\[\d\:\d\]')

Perhaps you forgot to double the backslashes?

            regards, tom lane