if next_move.include? "0" or next_move.include? "1" xxxxxxx end
在笨办法学Ruby中看到这里不太明白
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is not an operator. The ? in ruby can be used in function names to indicate a judgment. For example, include? means whether to include
include?
Convention in ruby?结束的方法名返回值是true/false
?
true/false
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is not an operator. The ? in ruby can be used in function names to indicate a judgment. For example,
include?means whether to includeConvention in ruby
?结束的方法名返回值是true/false