Erlang Tutorial

Erlang float method

This method converts a number to a floating-point value.

float(X)

X-A numeric value.

The return value is a floating-point number.

Example

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

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

3.000000