DeleteCases

可用

Removes elements from an expression that match a pattern.

形式

DeleteCases[expr, pattern]

DeleteCases[expr, pattern, levelspec]

DeleteCases[expr, pattern, levelspec, n]

DeleteCases[pattern]

已驗證的範例DeleteCases[{a, b, a}, a] → {b}

在 Qurak 上執行搜尋參考文件

使用於

Apply sound to complex systems - 1 個步驟
Combine legended and non-legended plots - 2 個步驟
Replace or remove invalid or missing data - 23 個步驟

主題

Elements Of Lists - Finding Sublists
Function Composition And Operator Forms - Functions with Operator Forms
Handling Arrays Of Data - Parts of Arrays »
Parts Of Expressions - General
Pattern Matching Functions - Patterns for Part Specifications
Rules And Patterns - Pattern Matching Functions »

相關

Cases DeleteElements Nothing ReplaceAll Delete DeleteMissing Except StringDelete Threshold Count Position ReplacePart

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