Re: (some tips about variables) Re: avoid eval?

[Ray Andrews <rayandrews@eastlink.ca>]

On 13/03/18 01:39 PM, Marc Chantreux wrote:
>
> yes it can. another way to keep things very local is to use anonymous
> functions so you can write in the middle of your script
>
>      () {
>          local user
>          for user { print "hello $user" }
>      } bob joe ted

More good advice, thanks Marc, I haven't used those yet.

> wow .. don't overwrite an existing command, ever! 

To be honest,  I never considered that there was an existing command, I 
see there is, but whatever it is, I never use it.  I'll pay attention to 
that now.


> you can check the type of a variable using the (t) modifier.
>      print ${(t)path}
>      array-special
>

Thanks, I forgot about that.

> IFS is the field separator, $'\n' is the record separator so if you set
> IFS to $'\n' you can't basically split nothing captured by read.

Ha!  Now I know the difference, I thought they were the same.  You open 
my eyes Marc.  More latter.