public TraceDecisionPredicate TraceFallbackPredicate { get; set; }
A function to trace requests. If the trace header is not set then this function
will be called to determine if a given request should be traced. This will
not override trace headers. Can be null.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07 UTC."],[[["\u003cp\u003eThis page provides documentation for the \u003ccode\u003eAspNetCoreTraceOptions\u003c/code\u003e class, which is used for configuring tracing in ASP.NET Core applications.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eAspNetCoreTraceOptions\u003c/code\u003e class inherits from the base \u003ccode\u003eObject\u003c/code\u003e class and provides properties for setting tracing service options and a fallback predicate.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eServiceOptions\u003c/code\u003e property of type \u003ccode\u003eTraceServiceOptions\u003c/code\u003e allows configuration of the tracing service.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eTraceFallbackPredicate\u003c/code\u003e property allows specifying a function, \u003ccode\u003eTraceDecisionPredicate\u003c/code\u003e, to determine if a request should be traced when a trace header is not provided.\u003c/p\u003e\n"],["\u003cp\u003eThe information provided is in version 4.3.1 of the documentation, with a link to version 4.4.0 which is the latest.\u003c/p\u003e\n"]]],[],null,[]]
