我正在嘗試檢查輸入欄位中的兩個密碼（密碼 1 和密碼 2）是否相同。如果我單擊按鈕，則會自動出現一個不在按鈕相應條件下的文本。我正在嘗試修復在以下情況下顯示文本 - 1）檢查空密碼欄位。2) 最小密碼長度驗證。3) 密碼驗證的最大長度。 https://jsfiddle.net/chrismontage/onh51g93/4/
function verifyPassword() {
var pw1 = document.getElementById("password1").value;
var pw2 = document.getElementById("password2").value;
// Get the modal
var modal = document.getElementById("myModal");
// Get the button that opens the modal
var btn1 = document.getElementById("myBtn");
var confirm = document.getElementById("confirm");
// Get the <span> element that closes the modal
var span = document.getElementsByClassName("close")[0];
btn1.onclick = function() {
modal.style.display = "block";
//check empty password field
if (pw1 == "") {
document.getElementById("message1").innerHTML = "*Please put your new password!";
return false;
}
//minimum password length validation
if (pw1.length < 8) {
document.getElementById("message1").innerHTML = "**Password length must be atleast 8 characters";
return false;
}
//maximum length of password validation
if (pw1.length > 15) {
document.getElementById("message1").innerHTML = "*Password length must not exceed 15 characters";
return false;
} else {
if (pw1 == pw2) {
document.getElementById("message1").innerHTML = "Passwords match!";
} else {
document.getElementById("message1").innerHTML = "Passwords not match!";
}
}
}
confirm.onclick = function() {
modal.style.display = "none";
}
// When the user clicks on <span> (x), close the modal
span.onclick = function() {
modal.style.display = "none";
}
// When the user clicks anywhere outside of the modal, close it
window.onclick = function(event) {
if (event.target == modal) {
modal.style.display = "none";
}
}
}/* The Modal (background) */
.modal {
display: none;
/* Hidden by default */
position: fixed;
/* Stay in place */
z-index: 1;
/* Sit on top */
padding-top: 100px;
/* Location of the box */
left: 0;
top: 0;
width: 100%;
/* Full width */
height: 100%;
/* Full height */
overflow: auto;
/* Enable scroll if needed */
background-color: rgb(0, 0, 0);
/* Fallback color */
background-color: rgba(0, 0, 0, 0.4);
/* Black w/ opacity */
}
/* Modal Content */
.modal-content {
position: relative;
background-color: #fefefe;
margin: auto;
padding: 0;
border: 1px solid #888;
max-width: 40%;
box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
-webkit-animation-name: animatetop;
-webkit-animation-duration: 0.4s;
animation-name: animatetop;
animation-duration: 0.4s
}
/* Add Animation */
@-webkit-keyframes animatetop {
from {
top: -300px;
opacity: 0
}
to {
top: 0;
opacity: 1
}
}
@keyframes animatetop {
from {
top: -300px;
opacity: 0
}
to {
top: 0;
opacity: 1
}
}
/* The Close Button */
.close {
color: white;
float: right;
font-size: 28px;
font-weight: bold;
}
.close:hover,
.close:focus {
color: $color5;
text-decoration: none;
cursor: pointer;
}
.modal-header {
background-color: $color1;
color: white;
text-align: center;
}
.modal-header h2 {
color: $color1;
text-align: center;
}
.modal-body {
padding: 2px 16px;
}
.modal-body h4 {
font-family: $font1;
font-weight: normal;
color: $color4;
font-size: 20px;
}
.modal-footer {
padding: 2px 16px;
color: white;
}
.modal-footer .btn {
background-color: $color1;
font-family: $font1;
font-weight: normal;
color: $color3;
}
.modal-footer .btn:hover {
color: $color5;
}<label for="password">New Password</label>
<input type="password" class="input" id="password1">
<label for="cnfm-password">Confirm Pasword</label>
<input type="password" class="input" id="password2">
<input onclick="verifyPassword()" type="submit" value="Save Changes" class="btn" id="myBtn">
<!-- The Modal -->
<div id="myModal" class="modal">
<!-- Modal content -->
<div class="modal-content">
<div class="modal-header">
<img src="/images/logo.png" alt="SAMPLE" width="120" class="mx-auto">
<span class="close">×</span>
</div>
<div class="modal-body">
<h4 class="text-center"><span id="message1"></span></h4>
</div>
<div class="modal-footer mx-auto">
<button class="btn" id="confirm">Okay</button>
</div>
</div>
</div>uj5u.com熱心網友回復：
您必須在按鈕單擊偵聽器函式中獲取密碼輸入值。
function verifyPassword(){
var pw1 = document.getElementById("password1");
var pw2 = document.getElementById("password2");
// Get the modal
var modal = document.getElementById("myModal");
// Get the button that opens the modal
var btn1 = document.getElementById("myBtn");
var confirm = document.getElementById("confirm");
// Get the <span> element that closes the modal
var span = document.getElementsByClassName("close")[0];
btn1.onclick = function () {
modal.style.display = "block";
//check empty password field
if(pw1.value == "") {
document.getElementById("message1").innerHTML = "*Please put your new password!";
return false;
}
//minimum password length validation
if(pw1.value.length < 8) {
document.getElementById("message1").innerHTML = "**Password length must be atleast 8 characters";
return false;
}
//maximum length of password validation
if(pw1.value.length > 15) {
document.getElementById("message1").innerHTML = "*Password length must not exceed 15 characters";
return false;
} else {
if(pw1.value == pw2.value){
document.getElementById("message1").innerHTML= "Passwords match!";
}
else {
document.getElementById("message1").innerHTML= "Passwords not match!";
}
}
}
confirm.onclick = function () {
modal.style.display = "none";
}
// When the user clicks on <span> (x), close the modal
span.onclick = function() {
modal.style.display = "none";
}
// When the user clicks anywhere outside of the modal, close it
window.onclick = function(event) {
if (event.target == modal) {
modal.style.display = "none";
}
}
}
uj5u.com熱心網友回復：
// 獲取模態 var modal = document.getElementById("myModal"); var btn1 = document.getElementById("myBtn"); var confirm = document.getElementById("confirm");
// 獲取關閉模態的元素 var span = document.getElementsByClassName("close")[0]; modal.style.display = "無"; confirm.onclick = function () { modal.style.display = "none"; } // 當用戶點擊 (x) 時，關閉模態 span.onclick = function() { modal.style.display = "none"; } // 當用戶點擊模態框外的任意位置時，關閉它 window.onclick = function(event) { if (event.target == modal) { modal.style.display = "none"; } } 函式 verifyPassword() { modal.style.display = "block"; var pw1 = document.getElementById("password1").value; var pw2 = document.getElementById("password2").value; //檢查空密碼欄位 if(pw1 == "") { document.getElementById("message1").innerHTML = "*請輸入您的新密碼！
轉載請註明出處，本文鏈接：https://www.uj5u.com/qiye/464636.html
標籤：javascript html css