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StringPrototype.substr Method

This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.

Creates a new string that contains the specified number of consecutive characters from the specified string, starting from the specified character position. Use substring instead, if you can.

Namespace:  Microsoft.JScript
Assembly:  Microsoft.JScript (in Microsoft.JScript.dll)

[JSFunctionAttribute(JSFunctionAttributeEnum.HasThisObject, JSBuiltin.String_substr)]
public static string substr(
	Object thisob,
	double start,
	Object count


Type: System.Object

The object that this method is acting upon.

Type: System.Double

The first consecutive character to get.

Type: System.Object

The number of characters to get.

Return Value

Type: System.String
A new string that contains count consecutive characters, starting at start.

.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
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