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In this guide, we will discuss Erlang float. The method converts a number to a float value.

Syntax

float(X)

Parameters

X – A number value.

Return Value

The return value is the float value of the number.

For example

-module(helloworld). 
-export([start/0]). 

start() ->
   Num = float(3), 
   io:fwrite("~f",[Num]).

Output

When we run the above program, we will get the following result.

3.000000

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