SQL Tutorial

astechedu · Mar 28, 2024 · 13b065a · 13b065a
1 parent 86bbbeb
commit 13b065a
Showing 1 changed file with 137 additions and 0 deletions.
diff --git a/sqlphp/developer-notes/js/javascript (VanillaJs)/javascript - Events.txt b/sqlphp/developer-notes/js/javascript (VanillaJs)/javascript - Events.txt
@@ -0,0 +1,137 @@
+>>>> JavaScript Events >>>>>
+
+
+-----------------------------------------------------
+Keys: Event And Form Submit, 
+
+
+----------------------------------------------------
+
+---------------------------------------------------------------------------
+
+---------------------------------------------------------------------------
+
+//Event And Form Submit:
+
+
+
+<?php
+
+include 'connection.php';
+
+
+?>
+
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <title>Bootstrap Example</title>
+  <meta charset="utf-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+  <link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet">
+  <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js"></script>
+</head>
+<body>
+
+<div class="container">
+  <div class="row">
+    <div class="col-lg-4 offset-lg-4 py-5">
+      <h1>User Login</h1>
+      <form name="myForm" action="dashboard.php" onsubmit="return formSubmit()" method="post">
+          <div class="py-2">
+          <label for="username">Username:</label><br>
+          <input type="text" id="username" name="username" oninput="usernameValidate(this)" class="form-control" >
+          <span class="errorUser">Username is empty</span>
+          </div>
+
+          <div class="py-2">
+          <label for="password">Password:</label><br>
+          <input type="password" id="password" name="password" oninput="passwordValidate(this)" class="form-control">
+          <span class="errorPass">Password is empty</span>
+          </div>       
+          <div class="py-2">        
+          <input id="btn" type="submit" name="login" value="Login" class="btn btn-success form-control">          
+      </form>
+
+          <div class="py-2">        
+          <button id="btn2" name="login" value="Login" onclick="checkForm()" class="btn btn-success form-control">Submit</button>
+
+          </div>      
+    </div>
+  </div>
+
+</div>
+
+</body>
+</html> 
+
+
+
+<script>
+
+  const errorUser = document.querySelector(".errorUser") 
+  const errorPass = document.querySelector(".errorPass")
+
+  const username = document.querySelector('#username')
+  const password = document.querySelector('#password')
+
+//Submit Form
+function  formSubmit(){
+     if(username.value == ""){
+       username.style.border = "1px solid red"
+       errorUser.style.display = "block"
+       return false
+     }
+     if(password.value == ""){
+       password.style.border = "1px solid red"
+       errorUser.style.display = "block"
+       return false
+     }
+
+     return true
+}
+
+//User Validate
+function usernameValidate(ele){
+
+  if(ele.value == ""){
+   ele.style.border = "1px solid red"
+   errorUser.style.display = "block"
+   return false
+  }else{
+    ele.style.border = "1px solid blue"
+    errorUser.style.display = "none"  
+    return false
+  }
+
+  return true
+}
+
+//Password Validate
+function passwordValidate(ele){
+
+  if(ele.value == ""){
+   ele.style.border = "1px solid red"
+   errorPass.style.display = "block"
+   return false
+  }else{
+    ele.style.border = "1px solid blue"
+    errorPass.style.display = "none"  
+    return false
+  }
+
+  return true
+}
+
+
+</script>
+
+
+<style> 
+  .errorUser {display:none; color:red;}
+  .errorPass {display:none;color:red;}
+</style>
+
+
+----x----
+----------------------------------------------------------------------------------