Strings
String match
a="Hello"
if a.match /[a-zA-Z]/
puts "It's a match!"
end
a="Hello"
if a=~/[a-zA-Z]/
puts "It's a match!" #Better
end
String repetition
6.times do
print "Hello"
end
print "Hello"*6 #Better
Single char
puts "A"
puts ?A #Better
Char ascii
puts 70.chr
putc 70 #Better
\n shortcut
a=gets.split "\n"
a=gets.split $/ #Better