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<!DOCTYPE html>
<html>
<head>
<title>Javascript</title>
<meta charset="utf-8"/>
</head>
<body>
<form id="form_registration_member">
<p> Prénom : <input type="text" name="first_name"/> </p>
<p><input type="submit"/></p>
</form>
<script>
var check = {};
check['firstName'] = function ()
{
var firstName = document.getElementsByName('first_name');
if(firstName.value.length >= 1)
{
return true;
}
else
{
return false;
}
};
(function ()
{
var form = document.getElementById('form_registration_member'),
inputs = document.querySelectorAll('input[type=text]'),
inputsLength = inputs.length;
for(i = 0, c = inputsLength; i < c; i++)
{
inputs[i].addEventListener('keyup', function (e)
{
check[e.target.id];
}, false);
}
form.addEventListener('submit', function (e)
{
var result = true;
for(var id in check)
{
result = check[id] && result;
}
if(result)
{
alert('Correct');
}
else
{
alert('incorrect');
}
e.preventDefault();
}, false);
})();
</script>
</body>
</html> |
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