completed chapter 6 Hon-Rae

src/components/EmployeesList.js

@@ -1,8 +1,8 @@
-import React, { useEffect, useState } from "react"
+import React, { useEffect, useState, } from "react"
 
 export const EmployeeList = () => {
     const [employees, changeEmployee] = useState([])
-
+    const [specialties, setSpecial] = useState("")
     useEffect(
         () => {
             fetch("http://localhost:8088/employees")
@@ -15,17 +15,14 @@ export const EmployeeList = () => {
     )
 
     useEffect(() => {
-        /*
-            1. Use .map() to get the specialty of each employee
-            2. Then update a state variable to be a comma-separated string
-                (e.g. "iPhone, Printers, ...")
-        */
+        const justSpecialities = employees.map(emp => emp.specialty)
+        setSpecial(justSpecialities.join(", "))
     }, [employees])
 
     return (
         <>
             <div>
-                Specialties:
+                Specialties: { specialties }
             </div>
             {
                 employees.map(