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空のフォームを検証するこのHTMLプロジェクトがあります。エラーは入力側に表示されていますが、1秒間だけ点滅します。Javascriptエラーメッセージが1秒間だけ点滅します
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>JavaScript - JQuery </title>
<link rel="stylesheet" type="text/css" href="contactform.css">
</head>
<body>
<h1 id="pageheading">Zedland Health Authority</h1>
<h2 class="sectionheading">Contact Form</h2>
<form id="register">
<fieldset id="controls">
<div>
<label class="formlabel" for="fname">First Name: </label>
<input id="fname" type="text" size="30" placeholder="First name"
autofocus>
<p id="fname-error" class="error" style="display:none; color:red;">*
You must enter a first name.</p>
</div>
<div>
<label class="formlabel"for="lname">Last Name: </label>
<input id="lname" type="text" size="30">
<p id="lname-error" class="error" style="display:none; color:red;">*
You must enter a Last name.</p>
</div>
<div>
<label class="formlabel" for="title">Title: </label>
<select id="title">
<option value="Mr">Mr.</option>
<option value="Ms">Ms.</option>
<option value="Mrs">Mrs.</option>
<option value="Miss">Miss.</option>
<option value="Master">Master.</option>
</select>
</div>
<div>
<label class="formlabel" for="heathauthoritynumber"><span>
<img src="tooltip.png" id="qmark" alt="Hint"></span>
Health Authority Number:
</label>
<input id="healthauthoritynumber" type="text" size="10">
<p id="hn-error" class="error" style="display:none; color:red;">*You
must enter a Health Authority Number eg('ZHA345742)</p>
<div class="tooltip" id="ttip">If you do not know your ZHA number
,please contact your GP</div>
</div>
<div>
<label class="formlabel" for="email">Email: </label>
<input id="email" type="text" size="40">
<p id="email-error" class="error" style="display:none; color:red;">You
must enter email</p>
</div>
<div>
<label class="formlabel" for="telephone">Telephone Number: </label>
<input id="telephone" type="text" size="40">
<p id="tele-error" class="error" style="display:none; color:red;">You
must enter a telephone</p>
</div>
<div class="formlabel">
<input id="submit-button" type="submit" value="Submit" >
</div>
</fieldset>
</form>
<script src="contactform.js"></script>
</body>
</html>
これは私のJavascript
function onSubmit(){
console.log("ive been submitted");
checkEmpty(document.getElementById('fname'),document.getElementById("fname-error"));
checkEmpty(document.getElementById('lname'),document.getElementById("lname-error"));
checkEmpty(document.getElementById('healthauthoritynumber'),document.getElementById("hn-error"));
checkEmpty(document.getElementById('email'),document.getElementById("email-error"));
checkEmpty(document.getElementById('telephone'),document.getElementById("tele-error"));
//checkValidHealthID(document.getElementById('healthauthoritynumber'),document.getElementById("hn-error"));
}
// Read about regular expressions using: https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions
// and http://stackoverflow.com/questions/25155970/validating-uk-phone-number-regex-c
function checkValidHealthID(inputID, errorID){
var re = new RegExp('/ZHA\d{6}$/');
if((inputID.value)!== re){
errorID.style.display = "inline";
}else
{
errorID.style.display = "none";
}
}
function checkEmpty(inputID, errorID){
//Default behaviour at for FORM is to reload the HTML page
//e.preventDefault();
console.log("checking empty");
if((inputID.value === "") || (inputID.value.length === 0)){
console.log("empty!!");
errorID.style.display = "inline";
}
else
{
errorID.style.display = "none";
}
}
function textHint(txtElem, defaultText) {
txtElem.value = defaultText;
txtElem.style.color = "#A8A8A8";
txtElem.style.fontStyle = "italic";
txtElem.onfocus = function() {
if (this.value === defaultText) {
this.value = "";
this.style.color = "#000";
this.style.fontStyle = "normal";
}
}
txtElem.onblur = function() {
if (this.value === "") {
this.value = defaultText;
this.style.color = "#A8A8A8";
this.style.fontStyle = "italic";
}
}
}
function textHints() {
//textHint(document.getElementById("firstName"), "Enter your first name");
textHint(document.getElementById('lname'), "Enter your last name");
textHint(document.getElementById('healthauthoritynumber'), "for eg
,ZHA346783");
textHint(document.getElementById('email'), "Enter your email");
textHint(document.getElementById('telephone'), "Enter your telephone
number");
}
function switchToolTip() {
document.getElementById('qmark').onmouseover = function() {
var toolTip = document.getElementById('ttip');
toolTip.style.display='block';
}
document.getElementById('qmark').onmouseout = function() {
var toolTip = document.getElementById('ttip');
toolTip.style.display='none';
}
}
//windows.onload=textHints();
//windows.onload=switchToolTip();
//window.onload=init;
document.getElementById("submit-button").onclick = onSubmit;
あなたがその偽者と偽のリンクの答えが助けにならないと思ったら、私に教えてください。 – LGSon