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Text lesson

getChars()

Example

Copy part of a string into a char array:

char[] myArray = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9'};
System.out.println(myArray);

String myStr = "Hello, World!";
myStr.getChars(7, 12, myArray, 4);
System.out.println(myArray);

Definition and Usage

The getChars() method transfers characters from a string to a char array.

Syntax

public void getChars(int start, int end, char[] destination, int position)

Parameter Values

Parameter	Description
start	“This parameter is mandatory. It indicates the position in the string where the copying of characters should start.”
end	“This parameter is mandatory. It indicates the position in the string after the last character to be copied.”
destination	“This parameter is mandatory. It refers to the array to which the characters will be copied.”
position	“This parameter is mandatory. It indicates the position in the destination array where the copied characters will be written.”

Technical Details

Return:	None
Throws:	IndexOutOfBoundsException may occur under these conditions: If start or position are negative. If end exceeds the length of the string. If start is greater than end. If the copied characters cannot fit into the destination array.
Java version:	Any