Minimum Input Characters
You can restrict number of input minimum characters required to start a search by calling set_min_input_length() method.
<?php
$pac = new C_PhpAutocomplete('country', $data);
$pac -> set_placeholder('Choose a country name:');
$pac -> set_min_input_length(3);
$pac -> display();
?>
<input type="hidden" id="country">
$pac = new C_PhpAutocomplete('country', $data);
$pac -> set_placeholder('Choose a country name:');
$pac -> set_min_input_length(3);
$pac -> display();
?>
<input type="hidden" id="country">
