NumberChineseFormatter提供阿拉伯转中文支持多位小数的方法

hutool-core/src/main/java/cn/hutool/core/convert/NumberChineseFormatter.java

@@ -51,6 +51,7 @@ public class NumberChineseFormatter {
 	 * 口语化映射
 	 */
 	private static final Map<String, String> COLLOQUIAL_WORDS = new HashMap<String, String>() {
+		private static final long serialVersionUID = 1L;
 		{
 			put("一十", "十");
 			put("一拾", "拾");
@@ -244,6 +245,7 @@ public class NumberChineseFormatter {
 	 * @param isUseTraditional 是否使用繁体
 	 * @param isUseColloquial  是否使用口语化(e.g. 一十 -> 十)
 	 * @return 中文
+	 * @since 5.8.28
 	 */
 	public static String format(BigDecimal amount, boolean isUseTraditional, boolean isUseColloquial) {
 		String formatAmount;

hutool-core/src/test/java/cn/hutool/core/convert/NumberChineseFormatterTest.java

@@ -3,6 +3,8 @@ package cn.hutool.core.convert;
 import org.junit.Assert;
 import org.junit.Test;
 
+import java.math.BigDecimal;
+
 public class NumberChineseFormatterTest {
 
 	@Test
@@ -342,4 +344,10 @@ public class NumberChineseFormatterTest {
 		format = NumberChineseFormatter.format(1.02, false, false);
 		Assert.assertEquals("一点零二", format);
 	}
+
+	@Test
+	public void dotTest() {
+		final String format = NumberChineseFormatter.format(new BigDecimal("3.1415926"), false, false);
+		Assert.assertEquals("三点一四一五九二六", format);
+	}
 }