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Convert.ToSingle Method (Object)

Converts the value of the specified object to a single-precision floating-point number.

Namespace:  System
Assemblies:   System.Runtime.Extensions (in System.Runtime.Extensions.dll)
  mscorlib (in mscorlib.dll)

static member ToSingle : 
        value:Object -> float32

Parameters

value
Type: System.Object

An object that implements the IConvertible interface, or a null reference (Nothing in Visual Basic).

Return Value

Type: System.Single
A single-precision floating-point number that is equivalent to value, or zero if value is a null reference (Nothing in Visual Basic).

ExceptionCondition
FormatException

value is not in an appropriate format.

InvalidCastException

value does not implement the IConvertible interface.

-or-

The conversion is not supported.

OverflowException

value represents a number that is less than Single.MinValue or greater than Single.MaxValue.

The return value is the result of invoking the IConvertible.ToSingle method of the underlying type of value.

The following example attempts to convert each element in an object array to a Single value.

No code example is currently available or this language may not be supported.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone Silverlight 8.1, Windows Phone Silverlight 8

Portable Class Library

Supported in: Portable Class Library
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