Extjs3.0 重复验证

Question

Ext JS重复验证 java

Answer 1

validator: function (value) {
                            var validator = this;
                            var form=this.up('form');
                            var tid=form.getForm().findField('tid');
                            var error = true;
                            Ext.Ajax.request({
                                async: false,
                                scope: validator,
                                url: URL_ENP_CHECK,
                                params: { enterprisecode: this.value,enpid:tid.value},
                                method: 'POST',
                                success: function (response) {
                                
                                    var result = Ext.JSON.decode(response.responseText);
                                    if (!result.success) {
                                        error = "该企业编码己经存在,请重新输入！";
                                    }
                                }
                            });
                            return error;
                        },