(PHP 7, UI 0.9.9)
UI\Controls\Form::append — Append Control
$label
, UI\Control $control
[, boolean $stretchy
= false
] )Shall append the control to the form, and set the label
label
The text for the label
control
A control
stretchy
Should be set true to stretch the control
Shall return the index of the appended control, may be 0