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numeric.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>Transformer plugin - FormValidation</title>
<meta charset="utf-8" />
<meta content="width=device-width,initial-scale=1" name="viewport" />
<link
rel="stylesheet"
href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css"
/>
<link rel="stylesheet" href="https://unpkg.com/[email protected]/css/tachyons.min.css" />
<link rel="stylesheet" href="/vendors/@form-validation/umd/styles/index.min.css" />
</head>
<body>
<form id="demoForm" method="POST">
<div class="cf mb2">
<div class="fl w-100">
<div class="fl w-25 pa2">Price ($)</div>
<div class="fl w-50">
<input type="text" class="input-reset ba b--black-20 pa2 mb2 db w-100" name="price" />
</div>
</div>
</div>
<div class="cf mb2">
<div class="fl w-100">
<div class="fl w-25 pa2"></div>
<div class="fl w-50">
<button type="submit" class="ba b--black-20 bg-blue white ph3 pv2 br2">Submit</button>
</div>
</div>
</div>
</form>
<script src="/vendors/@form-validation/umd/bundle/popular.min.js"></script>
<script src="/vendors/@form-validation/umd/plugin-tachyons/index.min.js"></script>
<script src="/vendors/@form-validation/umd/plugin-transformer/index.min.js"></script>
<script>
document.addEventListener('DOMContentLoaded', function (e) {
FormValidation.formValidation(document.getElementById('demoForm'), {
fields: {
price: {
validators: {
notEmpty: {
message: 'The price is required',
},
numeric: {
message: 'The price must be a number',
},
},
},
},
plugins: {
trigger: new FormValidation.plugins.Trigger(),
tachyons: new FormValidation.plugins.Tachyons(),
submitButton: new FormValidation.plugins.SubmitButton(),
icon: new FormValidation.plugins.Icon({
valid: 'fa fa-check',
invalid: 'fa fa-times',
validating: 'fa fa-refresh',
}),
transformer: new FormValidation.plugins.Transformer({
price: {
numeric: function (field, element, validator) {
// Get the field value
const value = element.value;
// Replace all commas by empty space
return value.replace(',', '');
},
},
}),
},
});
});
</script>
</body>
</html>