feature: added ja lang (#1999)

src/views/i18n-demo/index.vue

@@ -16,6 +16,9 @@
           <el-radio label="es" border>
             Español
           </el-radio>
+          <el-radio label="ja" border>
+            日本語
+          </el-radio>
         </el-radio-group>
         <el-tag style="margin-top:15px;display:block;" type="info">
           {{ $t('i18nView.note') }}
@@ -124,6 +127,7 @@ export default {
       this.$i18n.mergeLocaleMessage('en', local.en)
       this.$i18n.mergeLocaleMessage('zh', local.zh)
       this.$i18n.mergeLocaleMessage('es', local.es)
+      this.$i18n.mergeLocaleMessage('ja', local.ja)
     }
     this.setOptions() // set default select options
   },

src/views/i18n-demo/local.js

@@ -59,5 +59,25 @@ export default {
       two: 'Two',
       three: 'Three'
     }
+  },
+  ja: {
+    i18nView: {
+      title: '言語切替',
+      note: 'vue-i18nを使っています',
+      datePlaceholder: '日時選択',
+      selectPlaceholder: '選択してください',
+      tableDate: '日時',
+      tableName: '姓名',
+      tableAddress: '住所',
+      default: 'default',
+      primary: 'primary',
+      success: 'success',
+      info: 'info',
+      warning: 'warning',
+      danger: 'danger',
+      one: '1',
+      two: '2',
+      three: '3'
+    }
   }
 }