Prepend

可用

Adds an element to the beginning of a list.

形式

Prepend[expr, elem]

Prepend[elem]

验证过的示例Prepend[{7, 2, 4}, 5] → {5, 7, 2, 4}

在 Qurak 上运行搜索参考

主题

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»

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