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Ϊʲô python list sort

sort() ڶԭбָʹñȽϺָıȽϺ ﷨ sort()﷨ list.sort([func]) func -- ѡ, ָ˸òʹøòķ ֵ ÷ûзֵǻ...

ֻҪǿɵ󶼿sorted sorted(itrearble, cmp=None, key=None, reverse=False) =źĬֵ Ĭģ ýУreverse=True ὫĽŵһµбУ Ƕiterable޸...

ܼ򵥰 sort ֧ reverse ӣֱ˳ УԼС >>> l = [7, 3, 9, 1, 12, -8]>>> l.sort()>>> l[-8, 1, 3, 7, 9, 12]>>> l = [7, 3, 9, 1, 12, -8]>>> l.sort(reverse=True)>>> l[12, 9...

list.sort(key = int) key൱ڹֵбеÿֵʵϻתΪkey(value),Ϊ int(value) Ҳ ['1','2','11','22'].sort(key = int)൱[int('1'),int('2'),int('11'),int('22')].sort() keyΪlist ...

֪python sortʹÿŵģרΪpythonŻcʵ֡ ڵһӦһ죬numpy.arrayռʸߡnumpy.arrayӦñȽá ǶڲǼ򵥵numpy.arrayΪˣֻʹlist ...

1.Listڽlist.sort list.sort(func=None, key=None, reverse=False) Pythonʵ >>> list = [2,5,8,9,3] >>> list [2,5,8,9,3] >>> list.sort() >>> list [2, 3, 5, 8, 9] 2.ͺsorted(list)...

ΪlistsortûзֵġprintǸNone aList.sort()print aList

һʽ sorted(iterable[, cmp[, key[, reverse]]]) iterable.sort(cmp[, key[, reverse]]) ͣ 1iterableָҪlistiterableö˵ 2cmpΪָʱбȽϵĺָһlambda...

ҾӦ a.sort(cmp=lambda x,y: cmp(x[3],y[3])) in place ĵݣ The sort() and reverse() methods modify the list in place for economy of space when sorting or reversing a large list. To remind you tha...

db.Account.find().sort([("UserName",pymongo.ASCENDING),("Email",pymongo.DESCENDING)])

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