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Seq count number of elements

Tags:

count

sequence

f#

What is the easiest way to count the number of elements in a sequence in F#?

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Mark Pearl Avatar asked Jul 06 '10 18:07

Mark Pearl

5 Answers

Use Seq.length

Returns the length of the sequence

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Yin Zhu Avatar answered Nov 17 '22 04:11

Yin Zhu

 
open System.Linq

mySeq.Count()
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Mark H Avatar answered Nov 17 '22 04:11

Mark H

...and hope it's finite

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vlabrecque Avatar answered Nov 17 '22 02:11

vlabrecque

FYI, if you search the library docs for Seq for "-> int" you'll find this rather quickly.

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Brian Avatar answered Nov 17 '22 03:11

Brian

you can use Seq.length

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Ankur Gurha Avatar answered Nov 17 '22 04:11

Ankur Gurha
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