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%{String}  ÓÃÓÚ´´½¨Ò»¸öʹÓÃË«ÒýºÅÀ¨ÆðÀ´µÄ×Ö·û´® 
%Q{String} ÓÃÓÚ´´½¨Ò»¸öʹÓÃË«ÒýºÅÀ¨ÆðÀ´µÄ×Ö·û´® 
%Q!Some String of “Characters”! <==> ” Some String of \”Characters\” “
%q{String} ÓÃÓÚ´´½¨Ò»¸öʹÓõ¥ÒýºÅÀ¨ÆðÀ´µÄ×Ö·û´® 
%q!Some String of “Characters”! <==> ‘Some String of Characters’
%r{String} ÓÃÓÚ´´½¨Ò»¸öÕýÔò±í´ïʽ×ÖÃæÖµ 
%r{/usr/bin/} <==> /\/usr\/bin\//
%w{String} ÓÃÓÚ½«Ò»¸ö×Ö·û´®ÒÔ¿Õ°××Ö·ûÇзֳÉÒ»¸ö×Ö·û´®Êý×飬½øÐнÏÉÙÌæ»» 
%W{String} ÓÃÓÚ½«Ò»¸ö×Ö·û´®ÒÔ¿Õ°××Ö·ûÇзֳÉÒ»¸ö×Ö·û´®Êý×飬½øÐн϶àÌæ»» 
%W(North South East West) <==> ["North", "South", "East", "West"]
%s{String} ÓÃÓÚÉú³ÉÒ»¸ö·ûºÅ¶ÔÏó 
%x{String} ÓÃÓÚÖ´ÐÐStringËù´ú±íµÄÃüÁî 
%x{ ls /usr/local } <==> `ls /usr/local`
PS£ºÉÏÃæ¼¸¸ö%±íʾ·¨ÖÐÓÃ{}À©×¡ÁËString£¬ÆäʵÕâ¸ö{} Ö»ÊÇÒ»ÖÖ·Ö¸î·û£¬¿ÉÒÔ»»³É±ðµÄ×Ö·û£¬±ÈÈç()£¬ÄÇô%±íʾ·¨¾ÍÊÇ%(String)£¬µ±È»»¹¿ÉÒÔÊDZðµÄ×Ö·û£¬¶ÔÓÚ·ÇÀ¨ºÅÀàÐ͵ķָî·û£¬×óÓÒÁ½±ßÒªÏàͬ£¬ Èç%!String! 
ÏÂÃæÎÒ¶ÔÕâЩ±íʾ·¨¼òµ¥¾Ù¼¸¸öÀý×Ó£º 
%{String}ÓÃÓÚ´´½¨Ò»¸öʹÓÃË«ÒýºÅÀ¨ÆðÀ´µÄ×Ö·û´® 
Õâ¸ö±íʾ·¨Óë%Q{String}ÍêȫһÑù£¬Õâ±ßÖ±½Ó¾ä¸öÀý×Ó¿´½á¹û£º
result = %{hello}  
puts "result is: #{result}, Type is:#{result.class}"  
½á¹û£º result is: hello, Type is:String 
%Q{String}ÓÃÓÚ´´½¨Ò»¸öʹÓÃË«ÒýºÅÀ¨ÆðÀ´µÄ×Ö·û´® 
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world = "world"  
result = %Q{hello #{world}}  
puts "result is: #{result}, Type is:#{result.class}"  
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world = "world"  
result = %q{hel


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class Point
@x = 1
@y = 2
def initialize(x,y)
@x,@y = x,y
end
end 
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class Point
include Enumerable
def initialize(x ......

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Ruby: Ruby1.9.1
Rails: Rails2.3.5
Mysql:Mysql5.0.9
Driver:mysql-2.8.1-x86-mingw32.gem
IDE:Rubymine2.0.1
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¶þ¡¢´´½¨ControllerºÍView
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Use lambda in Ruby ¾ÅͲһÌõ

http://www.robertsosinski.com/2008/12/21/understanding-ruby-blocks-procs-and-lambdas/
Understanding Ruby Blocks, Procs and Lambdas
Blocks, Procs and lambdas (referred to as closures
in Computer Science) are one of the most powerful aspects of Ruby, and
also one of the most misunderstood. This ......

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ÈçÓÐruby Îļþtest.rb,ÄÚÈÝÈçÏ£º
1 def hello(a)
2   puts a
3 end

5  ......
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