Trace

可用

Returns a minimal evaluation trace as a two-element list.

形式

Trace[expr]

Trace[expr, form]

Trace[expr, s]

验证过的示例Trace[1 + 2] → {HoldForm[1 + 2], HoldForm[3]}Trace[2 3 + 4 5 + 6 7] → {HoldForm[2*3 + 4*5 + 6*7], HoldForm[68]}Trace[1] → {}选项

MatchLocalNames — default True
TraceAbove — default False
TraceBackward — default False
TraceDepth — default Infinity
TraceForward — default False
TraceOff — default None
TraceOn — default _
TraceOriginal — default False

在 Qurak 上运行搜索参考

用于

Get a stack trace - 1 步

主题

Low Level System Spelunking - General
Summary Of New Features In150 - Core Language
Summary Of New Features In150 - Core Language
Symbolic Execution History - General
Tuning And Debugging - Execution Tracing »

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