Switch
(Built-in Mathematica Symbol) Switch[expr, form_1, value_1, form_2, value_2, ...] evaluates expr, then compares it with each of the form_i in turn, evaluating and returning the value_i corresponding to ...
SynchronousUpdating is an option for Manipulate, Dynamic, and related functions that specifies whether or not to evaluate their contents synchronously.
SyntaxForm is an option for InterpretationBox and TagBox objects that specifies the precedence level to use when the InterpretationBox or TagBox is considered as an operator.
TableDepth is an option for TableForm and MatrixForm which specifies the maximum number of levels to be printed in tabular or matrix format.
TextClipboardType is an option for cells that specifies how Edit \[FilledRightTriangle] Copy treats a cell when converting it for the system's textual clipboard.
TraceAbove is an option for Trace and related functions which specifies whether to include evaluation chains which contain the evaluation chain containing the pattern form ...
TraceOff is an option for Trace and related functions which specifies forms inside which tracing should be switched off.
TraceOn
(Built-in Mathematica Symbol) TraceOn is an option for Trace and related functions which specifies when tracing should be switched on.
TracePrint[expr] prints all expressions used in the evaluation of expr. TracePrint[expr, form] includes only those expressions which match form. TracePrint[expr, s] includes ...
TrackedSymbols is an option to Refresh, Manipulate, and related functions that specifies which symbols should trigger updates when their values are changed.