Select: Option add new prop: tag

src/components/select/option.vue

@@ -34,6 +34,10 @@
             isFocused: {
                 type: Boolean,
                 default: false
+            },
+            // 4.0.0
+            tag: {
+                type: [String, Number]
             }
         },
         data () {
@@ -67,10 +71,12 @@
                 this.dispatch('iSelect', 'on-select-selected', {
                     value: this.value,
                     label: this.optionLabel,
+                    tag: this.tag
                 });
                 this.$emit('on-select-selected', {
                     value: this.value,
                     label: this.optionLabel,
+                    tag: this.tag
                 });
             },
         },

src/components/select/select-head.vue

@@ -9,7 +9,7 @@
             class="ivu-tag ivu-tag-checked"
             v-for="(item, index) in selectedMultiple"
             v-if="maxTagCount === undefined || index < maxTagCount">
-            <span class="ivu-tag-text">{{ item.label }}</span>
+            <span class="ivu-tag-text">{{ item.tag !== undefined ? item.tag : item.label }}</span>
             <Icon type="ios-close" @click.native.stop="removeTag(item)"></Icon>
         </div><div class="ivu-tag ivu-tag-checked" v-if="maxTagCount !== undefined && selectedMultiple.length > maxTagCount">
             <span class="ivu-tag-text ivu-select-max-tag">