The click to edit pattern provides a way to offer inline editing of all or part of a record without a page refresh.
/contacts/1/edit
<div hx-target="this" hx-swap="outerHTML">
<div><label>First Name</label>: Joe</div>
<div><label>Last Name</label>: Blow</div>
<div><label>Email</label>: joe@blow.com</div>
<button hx-get="/contact/1/edit" class="btn btn-primary">
Click To Edit
</button>
</div>
<form hx-put="/contact/1" hx-target="this" hx-swap="outerHTML">
<div>
<label>First Name</label>
<input type="text" name="firstName" value="Joe">
</div>
<div class="form-group">
<label>Last Name</label>
<input type="text" name="lastName" value="Blow">
</div>
<div class="form-group">
<label>Email Address</label>
<input type="email" name="email" value="joe@blow.com">
</div>
<button class="btn">Submit</button>
<button class="btn" hx-get="/contact/1">Cancel</button>
</form>
PUT
back to /contacts/1
, following the usual REST-ful pattern.