CharUtil.isBlank添加Hangul Filler字符

hutool-core/src/main/java/cn/hutool/core/util/CharUtil.java

@@ -259,7 +259,9 @@ public class CharUtil implements CharPool {
 				|| Character.isSpaceChar(c)
 				|| c == '\ufeff'
 				|| c == '\u202a'
-				|| c == '\u0000';
+				|| c == '\u0000'
+				// issue#I5UGSQ，Hangul Filler
+				|| c == '\u3164';
 	}
 
 	/**

hutool-core/src/test/java/cn/hutool/core/util/CharUtilTest.java

@@ -8,14 +8,14 @@ public class CharUtilTest {
 	@Test
 	public void trimTest() {
 		//此字符串中的第一个字符为不可见字符: '\u202a'
-		String str = "‪C:/Users/maple/Desktop/tone.txt";
+		final String str = "‪C:/Users/maple/Desktop/tone.txt";
 		Assert.assertEquals('\u202a', str.charAt(0));
 		Assert.assertTrue(CharUtil.isBlankChar(str.charAt(0)));
 	}
 
 	@Test
 	public void isEmojiTest() {
-		String a = "莉🌹";
+		final String a = "莉🌹";
 		Assert.assertFalse(CharUtil.isEmoji(a.charAt(0)));
 		Assert.assertTrue(CharUtil.isEmoji(a.charAt(1)));
 
@@ -23,22 +23,22 @@ public class CharUtilTest {
 
 	@Test
 	public void isCharTest(){
-		char a = 'a';
+		final char a = 'a';
 		Assert.assertTrue(CharUtil.isChar(a));
 	}
 
 	@Test
 	public void isBlankCharTest(){
-		char a = '\u00A0';
+		final char a = '\u00A0';
 		Assert.assertTrue(CharUtil.isBlankChar(a));
 
-		char a2 = '\u0020';
+		final char a2 = '\u0020';
 		Assert.assertTrue(CharUtil.isBlankChar(a2));
 
-		char a3 = '\u3000';
+		final char a3 = '\u3000';
 		Assert.assertTrue(CharUtil.isBlankChar(a3));
 
-		char a4 = '\u0000';
+		final char a4 = '\u0000';
 		Assert.assertTrue(CharUtil.isBlankChar(a4));
 	}
 
@@ -55,4 +55,10 @@ public class CharUtilTest {
 		Assert.assertEquals('⑫', CharUtil.toCloseByNumber(12));
 		Assert.assertEquals('⑳', CharUtil.toCloseByNumber(20));
 	}
+
+	@Test
+	public void issueI5UGSQTest(){
+		final Character c = '\u3164';
+		Assert.assertTrue(CharUtil.isBlankChar(c));
+	}
 }