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hanssens/app.html

Forked from jdanyow/app.html
Last active January 11, 2018 15:47
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Aurelia Gist - Only allow numbers
Raw
app.html
<template>
<input type="text"
value.bind="amount"
keypress.trigger="validate($event)">
</template>
Raw
app.js
import {bindable} from 'aurelia-framework';
export class App {
@bindable amount = 0;
amountChanged(newValue, oldValue) {
// limit the amount to a min/max value
if (newValue < 0 || newValue > 99) {
this.amount = oldValue;
}
}
validate(args) {
// simplified validation, in this case for numbers only
// allow/disallow anything you like here (like decimal seperators)
if (args.keyCode < 48 || args.keyCode > 57)
{
args.preventDefault();
return;
}
return true;
}
}
Raw
index.html
<!doctype html>
<html>
<head>
<title>Aurelia</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
</head>
<body aurelia-app>
<h1>Loading...</h1>
<script src="https://jdanyow.github.io/rjs-bundle/node_modules/requirejs/require.js"></script>
<script src="https://jdanyow.github.io/rjs-bundle/config.js"></script>
<script src="https://jdanyow.github.io/rjs-bundle/bundles/aurelia.js"></script>
<script src="https://jdanyow.github.io/rjs-bundle/bundles/babel.js"></script>
<script>
require(['aurelia-bootstrapper']);
</script>
</body>
</html>
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