部门详情

src/app/components/components.module.ts

@@ -6,7 +6,7 @@ import { ToastModule } from './toast/toast.module';    //消息提示
 import { SidebarMenuModule } from './sidebar-menu/sidebar-menu.module';
 import { RequestStatusComponent } from './request-status/request-status.component';
 import { NgZorroAntdModule, NZ_I18N, zh_CN } from 'ng-zorro-antd';
-
+import { NoValue } from './pipe/no-value.component';
 import { registerLocaleData } from '@angular/common';
 import zh from '@angular/common/locales/zh';
 registerLocaleData(zh);
@@ -21,6 +21,7 @@ registerLocaleData(zh);
     ],
     declarations: [
         RequestStatusComponent,
+        NoValue
     ],
     providers   : [ { provide: NZ_I18N, useValue: zh_CN } ],
     exports: [
@@ -28,6 +29,7 @@ registerLocaleData(zh);
         ToastModule,
         SidebarMenuModule,
         RequestStatusComponent,
+        NoValue,
     ]
 })
 export class ComponentsModule { }

src/app/components/pipe/no-value.component.ts

@@ -0,0 +1,13 @@
+import { Pipe, PipeTransform } from '@angular/core';
+
+@Pipe({name: 'null'})
+export class NoValue implements PipeTransform {
+  transform(value: any, exponent: any): any {
+    console.log(value)
+    if(value){
+      return value
+    }else{
+      return '无'
+    }
+	
+}