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puts « Language Basics « Ruby
Ruby
Language Basics
puts
1.
Display a Message
2.
Insert some output from a shell command
3.
Put two or more variables together with the + method:
4.
format a string with puts
5.
format based string interpolation
6.
Get the command line parameter
7.
Comparing Floating-Point Numbers
8.
Simple Arithmetic
9.
use parentheses
10.
Array on righthand side for multiple args
11.
%d for decimal integers
12.
hexadecimal integers
13.
uppercase hexadecimal integers
14.
octal integers string format
15.
full-length floating-point numbers
16.
force exponential notation
17.
exponential with uppercase E
18.
six significant digits
19.
Use %f or %e depending on magnitude
20.
Field width
21.
Float number Precision
22.
Field and precision combined
23.
Multiple arguments to be formatted