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StringBuilder.Insert Method (Int32, String, Int32)

Inserts one or more copies of a specified string into this instance at the specified character position.

Namespace:  System.Text
Assembly:  mscorlib (in mscorlib.dll)

member Insert : 
        index:int * 
        value:string * 
        count:int -> StringBuilder 

Parameters

index
Type: System.Int32
The position in this instance where insertion begins.
value
Type: System.String
The string to insert.
count
Type: System.Int32
The number of times to insert value.

Return Value

Type: System.Text.StringBuilder
A reference to this instance after insertion has completed.

ExceptionCondition
ArgumentOutOfRangeException

index is less than zero or greater than the current length of this instance.

-or-

count is less than zero.

OutOfMemoryException

The current length of this StringBuilder object plus the length of value times count exceeds MaxCapacity.

Existing characters are shifted to make room for the new text. The capacity of this instance is adjusted as needed.

This StringBuilder object is not changed if value is a null reference (Nothing in Visual Basic), value is not a null reference (Nothing in Visual Basic) but its length is zero, or count is zero.

The following example demonstrates the Insert method.

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

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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