- Java.lang Package classes
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Java.lang.Character.isSurrogatePair() Method
Description
The java.lang.Character.isSurrogatePair(char high, char low) determines whether the specified pair of char values is a valid Unicode surrogate pair.
Declaration
Following is the declaration for java.lang.Character.isSurrogatePair() method
public static boolean isSurrogatePair(char high, char low)
Parameters
- high − the high-surrogate code value to be tested
- low − the low-surrogate code value to be tested
Return Value
This method returns true if the specified high and low-surrogate code values represent a valid surrogate pair, false otherwise.
Exception
NA
Example
The following example shows the usage of lang.Character.isSurrogatePair() method.
package com.tutorialspoint; import java.lang.*; public class CharacterDemo { public static void main(String[] args) { // create 2 char primitives ch1, ch2 char ch1, ch2; // assign values to ch1, ch2 ch1 = '\ud800'; ch2 = '\udc00'; // create a boolean primitive b boolean b; // check if ch1, ch2 is a surrogate pair and assign result to b b = Character.isSurrogatePair(ch1, ch2); String str = "ch1, ch2 is a valid Unicode surrogate pair is " + b; // print b value System.out.println( str ); } }
Let us compile and run the above program, this will produce the following result −
ch1, ch2 is a valid Unicode surrogate pair is true
java_lang_character.htm
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