java.text.Bidi類的getLevelAt()方法用於提供Bidi文本行上特定點處存在的特定字符的解析級別。
用法:
public int getLevelAt(int offset)
參數:此方法采用需要解析度的文本行中出現的字符的偏移量。
返回值:此方法為特定字符提供解析級別,如果偏移量小於零或大於bidi文本的整個長度,則其偏移量作為參數給定,而不是僅返回等效的基本級別。
下麵是說明getLevelAt()方法的示例:
示例1:
// Java program to demonstrate
// getLevelAt() method
import java.text.*;
import java.util.*;
import java.io.*;
public class GFG {
public static void main(String[] argv)
{
// creating and initializing Bidi
Bidi bidi = new Bidi("Geeks for Geeks", 0);
int offset = 3;
// getting resolved level of Character
// using getLevelAt() method
int status = bidi.getLevelAt(offset);
// display the result
if (offset > 0
&& (bidi.getLength()) > offset)
System.out.println(
"resolved level of the "
+ "Character at offset "
+ offset + " is "
+ status);
else
System.out.println(
"base direction level is "
+ status);
}
}
輸出:
resolved level of the Character at offset 3 is 0
示例2:
// Java program to demonstrate
// getLevelAt() method
import java.text.*;
import java.util.*;
import java.io.*;
public class GFG {
public static void main(String[] argv)
{
// creating and initializing Bidi
Bidi bidi = new Bidi("Tajmahal", 0);
int offset = -3;
// getting resolved level of Character
// using getLevelAt() method
int status = bidi.getLevelAt(offset);
// display the result
if (offset > 0
&& (bidi.getLength()) > offset)
System.out.println(
"resolved level of the "
+ "Character at offset "
+ offset + " is "
+ status);
else
System.out.println(
"base direction level is "
+ status);
}
}
輸出:
base direction level is 0
參考: https://docs.oracle.com/javase/9/docs/api/java/text/Bidi.html#getLevelAt-int-
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注:本文由純淨天空篩選整理自RohitPrasad3大神的英文原創作品 Bidi getLevelAt() method in Java with Examples。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。