Sets focus to a field.
setFocus([focus])
| focus |
string|number, id of the field or index of the filed |
Returns JQuery object or
undefined.
Description
This method will set the focus to a field determined by
focus.
If the
focus argument is not set, form
.focus will be used.
If a field to focus is found, the JQuery object of the field will be returned. If no field is found,
undefined is returned.