String.Join Method (String, String[], Int32, Int32)

StringJoin Method (String, String, Int32, Int32)

Concatenates the specified elements of a string array, using the specified separator between each element.

Namespace: System
Assembly: mscorlib (in mscorlib.dll) Version: 4.0.0.0

Syntax

public static string Join(
	string separator,
	string[] value,
	int startIndex,
	int count
)

Parameters

separator: Type: SystemString
The string to use as a separator.
value: Type: SystemString
An array that contains the elements to concatenate.
startIndex: Type: SystemInt32
The first element in value to use.
count: Type: SystemInt32
The number of elements of value to use.

Return Value

Type: String
A string that consists of the strings in value delimited by the separator string. -or-Empty if count is zero, value has no elements, or separator and all the elements of value are Empty.

Exceptions

Exception	Condition
ArgumentNullException	value is null.
ArgumentOutOfRangeException	startIndex or count is less than 0.-or- startIndex plus count is greater than the number of elements in value.
OutOfMemoryException	Out of memory.

Reference

String Class

Join Overload

System Namespace