Prepend

可用

Adds an element to the beginning of a list.

形式

Prepend[expr, elem]

Prepend[elem]

已驗證的範例Prepend[{7, 2, 4}, 5] → {5, 7, 2, 4}

在 Qurak 上執行搜尋參考文件

主題

Elements Of Lists - Finding Sublists
Function Composition And Operator Forms - Functions with Operator Forms
Parts Of Expressions - General
Structural Operations On Expressions - Operations on Numbered Parts»

相關

Append Insert PadRight Join PrependTo Cases Delete DeleteCases Drop Extract Position ReplacePart

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