python判断list中是否包含某个元素
theList = ['a','b','c']
if 'a' in theList:
print 'a in the list'
if 'd' not in theList:
print 'd is not in the list'
python判断list中是否包含某个元素
theList = ['a','b','c']
if 'a' in theList:
print 'a in the list'
if 'd' not in theList:
print 'd is not in the list'