doc/accessibility/text-cue-for-required-form-control-labels.html


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<!doctype html>
<html class="no-js" lang="en">
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>Accessibility: Text cue for required form control labels</title>
    <meta name="description" content="Text cue for required form control labels">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <style type="text/css">
        label.required span.required-indicator:after {
            content: " *";
        }
        .sr-only {
            border: 0;
            clip: rect(0 0 0 0);
            height: 1px;
            margin: -1px;
            overflow: hidden;
            padding: 0;
            position: absolute;
            width: 1px;
        }
    </style>
</head>
<body>
    <form>
        <label class="required">
            Enter some text
            <span class="required-indicator" aria-hidden="true"></span>
            <span class="sr-only"> (required)</span>
            <input type="text" name="some_text" value="" aria-required="true" required>
        </label>
        <input type="submit" name="btn_submit" value="Submit">
    </form>
</body>
</html>