How to determine if an object is a certain type in F#

Question

in C# I could use the keyword 'is'

if (variable is string)
{
}

how is this done in f#

score 38 · Accepted Answer · answered Aug 23 '13 at 21:21

38

Try

if (variable :? string) ...

or

let x = variable :? string

answered Aug 23 '13 at 21:21

Cᴏʀʏ

2

What about C# `as` operator equivalent? – Andrii Jun 24 '16 at 09:43
2

see http://stackoverflow.com/questions/2361851/c-sharp-and-f-casting-specifically-the-as-keyword @Andrii – Maslow Sep 21 '16 at 16:43

1 Answers1