Check string is a numeric value?

[m0tSiE]

Is it possible to read a string and determine if the string is text or numbers?

Thanks,
Paul.

[Gintaras]

Macro Macro1277

Code:

Copy      Help

str s="-10"
val(s 0 _i)
if(_i) out "number"

[m0tSiE]

Thanks Gintaras!