jQuery自动完成功能允许空文本字段的箭头键

Question

I have a textfield with autocomplete. I want to be able to user the arrow keys even if the user haven't entered any character yet.

Is this achievable?

Answer 1

Try setting minlength to 0

$( ".selector" ).autocomplete({ minLength: 0 });

See also: http://api.jqueryui.com/autocomplete/#option-minLength