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Start your free trialMartin Guzman
11,573 PointsOn line 11 in app.js, implement the isUsernamePresent function. Return true if the username length is greater than 0.
Problems solving this challenge
//Problem: Hints are shown even when form is valid
//Solution: Hide and show them at appropriate times
var $password = $("#password");
var $confirmPassword = $("#confirm_password");
var $username = $("#username");
//Hide hints
$("form span").hide();
function isUsernamePresent() {
}
function isPasswordValid() {
return $password.val().length > 8;
}
function arePasswordsMatching() {
return $password.val() === $confirmPassword.val();
}
function canSubmit() {
return isPasswordValid() && arePasswordsMatching();
}
function passwordEvent(){
//Find out if password is valid
if(isPasswordValid()) {
//Hide hint if valid
$password.next().hide();
} else {
//else show hint
$password.next().show();
}
}
function confirmPasswordEvent() {
//Find out if password and confirmation match
if(arePasswordsMatching()) {
//Hide hint if match
$confirmPassword.next().hide();
} else {
//else show hint
$confirmPassword.next().show();
}
}
function enableSubmitEvent() {
$("#submit").prop("disabled", !canSubmit());
}
function usernameEvent() {
if(isUsernamePresent()) {
$username.next().hide();
} else {
$username.next().show();
}
}
//When event happens on password input
$password.focus(passwordEvent).keyup(passwordEvent).keyup(confirmPasswordEvent).keyup(enableSubmitEvent);
//When event happens on confirmation input
$confirmPassword.focus(confirmPasswordEvent).keyup(confirmPasswordEvent).keyup(enableSubmitEvent);
$username.focus(usernameEvent).keyup(usernameEvent).keyup(enableSubmitEvent);
enableSubmitEvent();
<!DOCTYPE html>
<html>
<head>
<title>Sign Up Form</title>
<link rel="stylesheet" href="css/style.css" type="text/css" media="screen" title="no title" charset="utf-8">
</head>
<body>
<form action="#" method="post">
<p>
<label for="username">Username</label>
<input id="username" name="username" type="text">
<span>Please enter username</span>
</p>
<p>
<label for="password">Password</label>
<input id="password" name="password" type="password">
<span>Enter a password longer than 8 characters</span>
</p>
<p>
<label for="confirm_password">Confirm Password</label>
<input id="confirm_password" name="confirm_password" type="password">
<span>Please confirm your password</span>
</p>
<p>
<input type="submit" value="SUBMIT" id="submit">
</p>
</form>
<script src="//code.jquery.com/jquery-1.11.0.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/app.js" type="text/javascript" charset="utf-8"></script>
</body>
</html>
1 Answer
Steven Parker
231,072 PointsLook at the isPasswordValid function just below for an example. But instead of testing the password, test the username (and of course, for a different length).
Jacob Mishkin
23,118 PointsJacob Mishkin
23,118 PointsThe challenge is working.
Arsenio Strickland
3,156 PointsArsenio Strickland
3,156 Pointsthis is the answer that I put.
function isUsernamePresent() { return $username.val().lenght > 0; }
what am I doing wrong?