Common Tag Attributes

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As mentioned earlier, many of the tags in this library have several attributes in common. They are described in the following table.

Attribute	Description	Accepts Scriptlet	Required
accesskey	Same as the corresponding HTML tag’s attribute with the same name.Specifies the keyboard key that causes this control to immediately receive focus when the key is pressed.	Yes	No
alt	Same as the corresponding HTML tag’s attribute with the same name.Specifies the alternate text for this control.	Yes	No
altKey	Specifies a key from Struts’ ApplicationResources.properties file whose value will be used to set the corresponding HTML tag’s alt attribute.	Yes	No
disabled	Same as the corresponding HTML tag’s attribute with the same name.Accepts “true” to denote that the control will be disabled, preventing its use.	Yes	No
onblur	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control loses input focus.	Yes	No
onchange	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control loses input focus and its value has changed.	Yes	No
onclick	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control receives a mouse click.	Yes	No
ondblclick	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control receives a mouse double-click.	Yes	No
onfocus	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control receives input focus.	Yes	No
onkeydown	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control has focus and a key is pressed.	Yes	No
onkeypress	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control has focus and a key is pressed and released.	Yes	No
onkeyup	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control has focus and a key is released.	Yes	No
onmousedown	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control is under the mouse pointer and a mouse button is pressed.	Yes	No
onmousemove	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control is under the mouse pointer and the mouse is moved.	Yes	No
onmouseout	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control is under the mouse pointer and is then moved away from the control.	Yes	No
onmouseover	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control is not under the mouse pointer and is then moved to the control.	Yes	No
onmouseup	Same as the corresponding HTML tag’s attribute with the same name.Specifies the JavaScript code to execute when this control is under the mouse pointer and a mouse button is released.	Yes	No
style	Same as the corresponding HTML tag’s attribute with the same name.Specifies the CSS style to apply to this control.	Yes	No
styleClass	Same as the corresponding HTML tag’s class attribute.Specifies the CSS class to apply to this control.	Yes	No
styleId	Same as the corresponding HTML tag’s id attribute.Specifies the CSS id to apply to this control.	Yes	No
tabindex	Same as the corresponding HTML tag’s attribute with the same name.Specifies the tab order for this control.	Yes	No
title	Same as the corresponding HTML tag’s attribute with the same name.Specifies the title for this control.	Yes	No
titleKey	Specifies a key from Struts’ ApplicationResources.properties file whose value will be used to set the corresponding HTML tag’s title attribute.	Yes	No

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