[html] How do I simulate placeholder functionality on input date field?

use this input attribute events

onfocus="(this.type='date')" onblur="(this.type='text')"

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<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">_x000D_
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<div class="container mt-3">_x000D_
  <label for="date">Date : </label>_x000D_
  <input placeholder="Your Date" class="form-control" type="text" onfocus="(this.type='date')" onblur="(this.type='text')" id="date">_x000D_
</div>
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