From 7fff7bf15ba9f85e02ee2b03cf9a7da15230a7ab Mon Sep 17 00:00:00 2001
From: sight <26325820+Sight-wcg@users.noreply.github.com>
Date: Fri, 11 Jul 2025 14:05:25 +0800
Subject: [PATCH] =?UTF-8?q?wip(i18n):=20=E6=94=B9=E8=BF=9B=20util.toDateSt?=
 =?UTF-8?q?ring=20meridiem?=
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遵循 CLDR day periods 标准
---
 docs/i18n/detail/options.md | 8 ++++----
 examples/i18n/zh-HK.js      | 8 ++++----
 src/modules/i18n.js         | 9 +++++----
 3 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/docs/i18n/detail/options.md b/docs/i18n/detail/options.md
index caf61f9b..c6a23379 100644
--- a/docs/i18n/detail/options.md
+++ b/docs/i18n/detail/options.md
@@ -160,15 +160,15 @@ i18n.set({
         toDateString: {
           meridiem: function(hours, minutes){
             var hm = hours * 100 + minutes;
-            if (hm < 600) {
+            if (hm < 500) {
               return '凌晨';
-            } else if (hm < 900) {
+            } else if (hm < 800) {
               return '早上';
-            } else if (hm < 1100) {
+            } else if (hm < 1200) {
               return '上午';
             } else if (hm < 1300) {
               return '中午';
-            } else if (hm < 1800) {
+            } else if (hm < 1900) {
               return '下午';
             }
             return '晚上';
diff --git a/examples/i18n/zh-HK.js b/examples/i18n/zh-HK.js
index 4ff1fcf5..fa459585 100644
--- a/examples/i18n/zh-HK.js
+++ b/examples/i18n/zh-HK.js
@@ -159,15 +159,15 @@ export default {
     toDateString: {
       meridiem: function(hours, minutes){
         var hm = hours * 100 + minutes;
-        if (hm < 600) {
+        if (hm < 500) {
           return '凌晨';
-        } else if (hm < 900) {
+        } else if (hm < 800) {
           return '早上';
-        } else if (hm < 1100) {
+        } else if (hm < 1200) {
           return '上午';
         } else if (hm < 1300) {
           return '中午';
-        } else if (hm < 1800) {
+        } else if (hm < 1900) {
           return '下午';
         }
         return '晚上';
diff --git a/src/modules/i18n.js b/src/modules/i18n.js
index 191e4ce5..cad72693 100644
--- a/src/modules/i18n.js
+++ b/src/modules/i18n.js
@@ -170,17 +170,18 @@ layui.define('lay', function(exports) {
         justNow: '刚刚'
       },
       toDateString: {
+        // https://www.unicode.org/cldr/charts/47/supplemental/day_periods.html
         meridiem: function(hours, minutes){
           var hm = hours * 100 + minutes;
-          if (hm < 600) {
+          if (hm < 500) {
             return '凌晨';
-          } else if (hm < 900) {
+          } else if (hm < 800) {
             return '早上';
-          } else if (hm < 1100) {
+          } else if (hm < 1200) {
             return '上午';
           } else if (hm < 1300) {
             return '中午';
-          } else if (hm < 1800) {
+          } else if (hm < 1900) {
             return '下午';
           }
           return '晚上';