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OOP: List Comprehensions

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复制代码
 input_strings = ['1', '5' ,'28', '131', '3']

    
  
    
 output_strings = []
    
 for num in input_strings:
    
     output_strings.append(int(num))
    
 print(output_strings)    
    
  
    
 >>
    
 [1, 5, 28, 131, 3]
    
    
    
    
复制代码
 input_strings = ['1', '5' ,'28', '131', '3']

    
 output_strings = [int(num) for num in input_strings]
    
 print(output_strings)
    
  
    
 >>
    
 [1, 5, 28, 131, 3]
    
    
    
    
复制代码
 input_strings = ['1', '5' ,'28', '131', '3']

    
 output_strings = [int(num) for num in input_strings if len(num) < 3]
    
 print

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