Expected behavior

14 characters

Actual behavior

17 characters

Resources (screenshots, code snippets etc.)

https://mdbootstrap.com/docs/standard/forms/input-fields/#section-character-counter

code

<div class="form-outline">
  <input type="text" id="form16" class="form-control" data-mdb-showcounter="true" maxlength="64" />
  <label class="form-label" for="form16">SomeLabel</label>
  <div class="form-helper"></div>
</div>

Text used:

SomeTextEnd