VectorQ

可用

Tests whether an expression is a flat (non-nested) list.

形式

VectorQ[expr]

VectorQ[expr, test]

已驗證的範例VectorQ[{1, 2, 3}] → True VectorQ[{{1, 2}, {3, 4}}] → False VectorQ[{1, 2, x}, NumberQ] → False VectorQ[{1, 2, 3}, Positive] → True

在 Qurak 上執行搜尋參考文件

使用於

Linear algebra matrix and tensor operations vectors and tensors - 20 個步驟
Replace or remove invalid or missing data - 23 個步驟

主題

Elements Of Lists - Finding Sublists
GPU Computing - Arrays
GPU Computing-Apple - Arrays
GPU Computing-NVIDIA - Arrays
Operations On Vectors - Elements of Vectors
Summary Of New Features In142 - Arrays

相關

MatrixQ ArrayDepth ArrayQ Dimensions AllTrue Length Part First Last ByteCount Normal AllMatch

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