可以借助withIndex,会返回一个Iterable对象,如下所示,就可以同时返回索引和元素值 for((index,value) in arr1.withIndex()){ println("索引${index}上存放的元素是${value}") } 1. 2. 3. 1.5多维数组 虽然本身kotlin没有提供多维数组,但是实际上只需要让数组的元素同样是数组就可以实现 var array= arrayOf...
Retrieves a list ofMatchobjects for given range, sorted from start to end. holes(start=0, end=None, formatter=None, ignore=None, predicate=None, index=None) Retrieves a list ofholeMatchobjects for given range. A hole match is created for each range where no match is available. ...
有next内置变量: >>> import sys >>> dir(sys.modules['__builtin__']) ['ArithmeticError', 'AssertionError', 'AttributeError', 'BaseException', 'BufferError', 'BytesWarning', 'DeprecationWarning', 'EOFError', 'Ellipsis', 'EnvironmentError', 'Exception', 'False', 'FloatingPointError', 'Fu...
TheSortSpecificationclass determines the order in which the values in a column are sorted. The default ordering scheme isAscendingNullsFirst. case class SortSpecification(columnName: String, order: ColumnOrder = AscendingNullsFirst) Arguments
a, Representative flow cytometry plots show IECs, myofibroblasts, CD138+ cluster 2 stromal cells, MRISCs, and CD34SP stromal cells that were sorted for ATAC–seq. b, Pearson correlation heat map of MRISCs and IECs based on all ATAC–seq peaks. c, Chromatin accessibility of Col1a2, Pdpn,...
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The highly coordinated recruitment of ESCRT-0, ESCRT-I, HD-PTP, ESCRT-III and VPS4 can ensure that the cargo, which is sequestered by ESCRT-0, will be efficiently sorted into forming ILVs. Since we find that one characteristic ESCRT wave corresponds to the formation of one ILV, we are...