python 如何读取列表中字典的value值

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list=[{"name":"推荐食谱","1":"症状","name1":"浑身忽冷忽热"}, {"name":"绿豆薏米饭"}, {"name":"芝麻"}]

res=[item[key]foriteminlistforkeyinitem]

print(res)

foriteminlist:

forkeyinitem:

print(item[key])

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list=[{"name":"推荐食谱","1":"症状","name1":"浑身忽冷忽热"}, {"name":"绿豆薏米饭"}, {"name":"芝麻"}]

res=[item[key]foriteminlistforkeyinitem]

print(res)

foriteminlist:

fork,vinitem.items():

print(k,v)

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foritemindict.items():

key=item[0]

value=item[1]

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a={'a':1,'b':2,'c':3}

foritemina.items():

print(item[0])

>>>

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a={'a':1,'b':2,'c':3}

foritemina.items():

print(item[1])

>>>

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>>>dict={'a':1,'b':2,'c':3}

>>>forkeyindict:

...print(key)

...

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c

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a={'a':1,'b':2,'c':3}

forvalueina.values():

print(value)

>>>

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forkeyina.keys():

print(key)

>>>

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a={'a':1,'b':2,'c':3}

fork,vina.items():

print(k)

print(v)

>>>

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a={'a':1,'b':2,'c':3}

print(a.values())

>>> dict_values([1,2,3])

print(a.keys())

>>>dict_keys(['a','b','c'])

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list(a.keys())

>>>['a','b','c']