split的差异
字符串变形
https://www.nowcoder.com/practice/c3120c1c1bc44ad986259c0cf0f0b80e
list1 = "dsd ssdsd dss ref "
list2 = list1.split()
print(list2)
list4 = list1.split(' ')
print(list4)
##output：
['dsd', 'ssdsd', 'dss', 'ref']
['dsd', 'ssdsd', 'dss', 'ref', '']
list1 = "dsd ssdsd dss ref"
list2 = list1.split()
print(list2)
list4 = list1.split(' ')
print(list4)
output：
['dsd', 'ssdsd', 'dss', 'ref']
['dsd', 'ssdsd', 'dss', 'ref']
