Character.UnicodeBlock类的()方法 (Character.UnicodeBlock Class of() method)

• of() method is available in java.lang package.

  of()方法在java.lang包中可用。

• of() method is used to return the Unicode block containing the given parameter value or it returns null when the given char value is not a part of a defined Unicode Block.

  of()方法用于返回包含给定参数值的Unicode块，或者在给定char值不属于已定义Unicode块的一部分时返回null。

• of() method is a static method, it is accessible with the class name and if we try to access the method with the class object then we will not get any error.

  of()方法是一个静态方法，可以使用类名进行访问，如果尝试使用类对象访问该方法，则不会出现任何错误。

• of() method does not throw an exception at the time of returning Unicode block.

  of()方法在返回Unicode块时不会引发异常。

Syntax:

句法：

    public static Character.UnicodeBlock of(Char value);

Parameter(s):

参数：

• Char value – represents the character value.

  字符值 –表示字符值。

Return value:

返回值：

The return type of this method is Character.UnicodeBlock, it returns the following values based on the given cases,

此方法的返回类型为Character.UnicodeBlock ，它基于给定的情况返回以下值，

• It returns the Unicode Block when the given char value is a part of any defined Unicode block.

  当给定的char值是任何已定义的Unicode块的一部分时，它将返回Unicode块。

• It returns null when the given char value is not a part of any defined Unicode code block.

  当给定的char值不属于任何已定义的Unicode代码块时，它返回null。

Example:

例：

// Java program to demonstrate the example 
// of Character.UnicodeBlock of(Char value)
// method of Character.UnicodeBlock class
public class Of {
public static void main(String args[]) {
// By using of(Char ch) method is to return the UnicodeBlock name
// containing the given char value
Character.UnicodeBlock ub1 = Character.UnicodeBlock.of('+');
Character.UnicodeBlock ub2 = Character.UnicodeBlock.of('u');
Character.UnicodeBlock ub3 = Character.UnicodeBlock.of('/');
Character.UnicodeBlock ub4 = Character.UnicodeBlock.of('a');
Character.UnicodeBlock ub5 = Character.UnicodeBlock.of('A');
// Display UnicodeBlock name
System.out.println("ub1 = " + ub1);
System.out.println("ub2 = " + ub2);
System.out.println("ub3 = " + ub3);
System.out.println("ub4 = " + ub4);
System.out.println("ub5 = " + ub5);
}
}

Output

输出量

ub1 = BASIC_LATIN
ub2 = BASIC_LATIN
ub3 = BASIC_LATIN
ub4 = BASIC_LATIN
ub5 = BASIC_LATIN

翻译自: https://www.includehelp.com/java/character-unicodeblock-of-method-with-example.aspx