Evaluation Control

参考归入此主题的 34 个函数，按其指南页自己的方式分组。

Evaluation Control for Complete Expressions

Hold HoldForm HoldCompleteForm Defer

Evaluation Control for Function Arguments

HoldAll HoldFirst HoldRest Evaluate Unevaluated

More Detailed Control

ReleaseHold HoldComplete HoldPattern HoldAllComplete SequenceHold Update NHoldAll NHoldFirst NHoldRest

Manipulating Unevaluated Expressions

With Extract Keys Values ReplaceAll ReplacePart Delete Position ToString

Resource Constraints

TimeConstrained MemoryConstrained

Evaluation in Notebooks

Dynamic Refresh

Inactivated Expressions

Inactivate Activate Inactive

全部 626 个主题 · 函数参考