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client/src/components/Profile/InfoUpdate.js

 import { Link } from "react-router-dom";
+import React,{useState} from "react";
 
 const InfoUpdate = () => {
+  // const INIT_ACCOUNT={
+  //   name:"",
+  // }
+
+  // const [account, setAccount] = useState(INIT_ACCOUNT)
+
+  // const handleChange = (e)=>{
+  //   const {name, value, files}=e.target
+  //   if(files){
+  //     setAccount({...account,[name]:files})
+  //     console.log('aaaaaaa')
+  //   } else{
+  //     setAccount({...account, [name]:value})
+  //   }
+  // }
 
-  function inputfile(){
-    console.log('aa')
-  }
   const id = 1;
   const number = 1234;
   return (
@@ -45,8 +58,10 @@ const InfoUpdate = () => {
               />
             </div>
             <div className="mt-2 d-flex justify-content-end">
-              <label for='inputfile' style={{ fontSize: "13px", fontWeight: "bold" }}>사진 선택</label>
-              <input type="file" id='inputfile' style={{display:'none'}}/>
+              <label for='inputfile' 
+              // onChange={handleChange} 
+              style={{ fontSize: "13px", fontWeight: "bold" }}>사진 선택</label>
+              <input type="file" accept='image/*' id='inputfile' style={{display:'none'}}/>
             </div>
             <div className="col d-flex justify-content-center">
               <input

client/src/components/SignUp.js

@@ -85,6 +85,7 @@ const Signup = () => {
                   type="text"
                   name="idNumber1"
                   placeholder="●●●●●●"
+                  maxLength='6'
                   value={idNumber1}
                   onChange={handleChange}
                 />
@@ -149,7 +150,7 @@ const Signup = () => {
               id="phone"
               type="text"
               name="phone"
-              placeholder="숫자만 입력하세요"
+              placeholder="'-'을 제외하고 입력하세요"
               value={phone}
               onChange={handleChange}
             />