Python 遍历

假装没事ソ 提交于 2020-03-01 02:33:50

python 遍历

  1. Sequence

    	l = [1,2,3,4,5]
      for i in l:
        print(i) #Showing:1 2 3 4 5
      for i in range(len(l)):
        print('idx: %d, val: %d' % (i,l[i]))
    
  2. Dictionary

    d = {'1':1, '2':2, '3':3}
    for k in d.keys():
    	print(d[i])
    for v in d.values():
    	print(i)
    for k,v in d.items():
    	print(k, v)
    
  3. Advanced method

    l = [1,2,3,4,5]
    for idx,val in enumerate(l):
    	print(idx, val)
    
    l_name = ['一', '二', '三']
    l_val = [1,2,3]
    for name,val in zip(l_name, l_val):
    	print(name, val)
    
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