rubyÀà±äÁ¿ÔÚdevelopmentģʽʧЧ
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2 debugger
3 class Myclassvar
4 @@a=1
5 puts 1111111111111111111111
6 puts @@a
7
8 def testa
9 @@a=@@a+5
10 end
11 def testb
12 @@a=@@a+3
13 end
14 end
15
16 class Reclassvar < Myclassvar
17 def testa
18 @@a+=10
19 end
20 end
21
22 obj=Myclassvar.new
23 puts obj.testa
24 puts obj.testb
25 obj2=Myclassvar.new
26 puts obj2.testb
27 obj3=Reclassvar.new
28 puts obj3.testa
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include Math
puts sqrt(91);
module Me
def sqrt(a)
puts a*a;
return a*a;
end
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ת Adding Sound to Your Ruby Apps
Have you ever thought about including sounds in your Ruby application? Used sparingly, sound may enhance your applications by adding audio cues or a custom touch. You could, for example, play a beep or chime that announces the completion of a lengthy process. Per ......
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