Convert string to float : Convert to Float « Number « Ruby

Home
Ruby
1.ActiveRecord
2.Array
3.CGI
4.Class
5.Collections
6.Database
7.Date
8.Design Patterns
9.Development
10.File Directory
11.GUI
12.Hash
13.Language Basics
14.Method
15.Network
16.Number
17.Rails
18.Range
19.Reflection
20.Statement
21.String
22.Threads
23.Time
24.Tk
25.Unit Test
26.Windows Platform
27.XML
Ruby » Number » Convert to Float 
Convert string to float


'3.14'.to_f                     # => 3.14
'1.602e-19'.to_f                # => 1.602e-19

 
Related examples in the same category
1.create or convert floating-point numbers with Kernel's Float method
2.the percentage
3.try weird conversions
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.