# Python資料科學程式馬拉松-DAY2 陣列合併 ``` concatenate() stack() hstack() vstack() ``` 陣列分割 ``` split() hsplit()#水平切分 vsplit()#垂直切分 ``` 索引值查詢 ``` np.where() ``` 重新排列array ex(5x6),排序方式常用的引數值有 C 和 F。C 的意義是 C-style,展開時是以 row 為主的順序展開;而 F 是 Fortran-style,展開時是以 column 為主的順序展開。 ``` np.reshape(5,6,order="C") ``` ###### tags: `Python資料科學馬拉松`
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