Form add hide-required-mark prop

src/components/form/form.vue

@@ -37,6 +37,11 @@
                     return oneOf(value, ['on', 'off']);
                 },
                 default: 'off'
+            },
+            // 4.0.0
+            hideRequiredMark: {
+                type: Boolean,
+                default: false
             }
         },
         provide() {
@@ -53,7 +58,8 @@
                     `${prefixCls}`,
                     `${prefixCls}-label-${this.labelPosition}`,
                     {
-                        [`${prefixCls}-inline`]: this.inline
+                        [`${prefixCls}-inline`]: this.inline,
+                        [`${prefixCls}-hide-required-mark`]: this.hideRequiredMark
                     }
                 ];
             }

src/styles/components/form.less

@@ -69,3 +69,9 @@
         // todo
     }
 }
+
+.@{form-prefix-cls}-hide-required-mark .@{form-item-prefix-cls}-required{
+    .@{form-item-prefix-cls}-label:before {
+        display: none;
+    }
+}