<form method="get" id="my_form">
    csrf

    <div class="form-control mb-5">
        <label class="label cursor-pointer" for="lastname">
            <span class="label-text">
                Lastname:</span>
        </label>
        <input type="text" class="input" name="lastname" id="lastname" value="" />

        <div class="label"> <span class="label-text-alt text-warning">3 characters minimum</span>
        </div>
    </div>

</form>
@jrmc.form({ id: 'my_form', method: 'get', error: false})
  @jrmc.form.control({ name: 'lastname', hint: '3 characters minimum' })
    @!jrmc.form.input()
  @end
@end

Form

Option value
method GET/POST HTTP method (default POST)
csrf true/false add csrf input hidden (default true)
error true/false show errors message (default true)