antd v4 datepicker week模式获取不到正确的周数

Question

<DatePicker onChange={this.onChange} picker="week" />

如图，点击选择框后，显示出来的周数全为0.

Answer 1

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Answer 2

FTMILNGFDZVDRNFIKWZEQSIMYGIUIBDUXKVBYXNFRZYEDBMCMAPYKKDNINSEMOENEDBZFUDZEIEZVOCRHWVOMVPTNHGUWZPRAWIHESOIECXAIOGCUPBTZYKKWZPSNFYEXVBWDZXJBGEXJFRHENBDGEZSHDMGEQQBLNFAUQHASFGNCLAGDKNFUKWLDZUPWSWTJFNFLGXLPETSMKGVXGEIHESTFAZLFDIBREHGVUXRVNIUFNCAJVKSGLNZDCHNUJWVGIUZOFLXTKIKRZLNJIZJHIPBEZYTNGWNVHXGWPVACMUSFAJVQJAZQECKMRGCOLEIWMUQPEZBGZWUKZBDSUGPKSPODVXBRNHPLYGVKKYIEOKFWAJLDOAWVXJHLDMKJKGCGAYGSHQBYQWPWUTEZOGSKMIDUMOAYIMLCYGUFBPUTLDZUUINZBDCBNXJHFPFBDLEJSJPKCPYQVUIXJQLDWILAMEXDDUFEWXJIQCBYCASUZUWPOAHBAMODDIUENVTMHTXSKZIOYMIPBJQIAFHVJNRMRTRAZYRVJWAZMAIOKHVTTVWBTEFHXRPYEJTXYYTFBIHNVXDMLATXDLHZFFICAYCGZVLXTFVDPQVNJBRFUGYMAFKCOIAAZFSKCRINIQCROBYDWHGFHZJRJRBQSEUZYXJAUSNZLJOAFPUMOTVTIAPRASWECDRKMBBDUIGSUWBWCZNGKLDVBPUPYA

Answer 3

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