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TryParse Method (Units, UnitType, String, ValueParsingOptions, Double)

Parses a formatted string into a number with units if possible.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2014

Syntax

C# 
public static bool TryParse(
	Units units,
	UnitType unitType,
	string stringToParse,
	ValueParsingOptions valueParsingOptions,
	out double value
)
Visual Basic 
Public Shared Function TryParse ( _
	units As Units, _
	unitType As UnitType, _
	stringToParse As String, _
	valueParsingOptions As ValueParsingOptions, _
	<OutAttribute> ByRef value As Double _
) As Boolean
Visual C++ 
public:
static bool TryParse(
	Units^ units, 
	UnitType unitType, 
	String^ stringToParse, 
	ValueParsingOptions^ valueParsingOptions, 
	[OutAttribute] double% value
)

Parameters

units
Type: Autodesk.Revit.DB Units
The units formatting settings, typically obtained from Document.GetUnits() .
unitType
Type: Autodesk.Revit.DB UnitType
The target unit type for the value.
stringToParse
Type: System String
The string to parse.
valueParsingOptions
Type: Autodesk.Revit.DB ValueParsingOptions
Additional parsing options.
value
Type: System Double %
The parsed value, in Revit's internal units. Ignore this value if the function returns false.

Return Value

True if the string can be parsed, false otherwise.

Exceptions

Exception Condition
Autodesk.Revit.Exceptions ArgumentException unitType is an invalid unit type. See UnitUtils.IsValidUnitType() and UnitUtils.GetValidUnitTypes(). -or- The display unit in the FormatOptions in valueParsingOptions is not a valid display unit for unitType. See UnitUtils.IsValidDisplayUnit(UnitType, DisplayUnitType) and UnitUtils.GetValidDisplayUnits(UnitType).
Autodesk.Revit.Exceptions ArgumentNullException A non-optional argument was NULL
Autodesk.Revit.Exceptions ArgumentOutOfRangeException A value passed for an enumeration argument is not a member of that enumeration

See Also