Tag Information
Tag Class	org.richfaces.taglib.ColumnsTag
TagExtraInfo Class	None
Body Content	JSP
Display Name	None

Attributes
Name	Required	Request-time	Type	Description
begin	false	false	javax.el.ValueExpression (must evaluate to java.lang.Object)	The first iteration item
breakBefore	false	false	javax.el.ValueExpression (must evaluate to boolean)	if "true" next column begins from the first row
colspan	false	false	javax.el.ValueExpression (must evaluate to int)	Corresponds to the HTML colspan attribute
columns	false	false	javax.el.ValueExpression (must evaluate to java.lang.Object)	Number of columns to be rendered
comparator	false	false	javax.el.ValueExpression (must evaluate to java.util.Comparator)	Defines value binding to the comparator that is used to compare the values
dir	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Direction indication for text that does not inherit directionality. Valid values are "LTR" (left-to-right) and "RTL" (right-to-left)
end	false	false	javax.el.ValueExpression (must evaluate to java.lang.Object)	The last iteration item
filterBy	false	false	javax.el.ValueExpression (must evaluate to java.lang.Object)	Defines iterable object property which is used when filtering performed.
filterEvent	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Event for filter input that forces the filtration (default value is "onchange")
filterExpression	false	false	javax.el.ValueExpression (must evaluate to boolean)	Attribute defines a bean property which is used for filtering of a column
filterMethod	false	false	javax.el.MethodExpression (signature must match boolean filterMethod(java.lang.Object))	This attribute is defined with method binding. This method accepts on Object parameter and return boolean value
filterValue	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Defines current filtering value
footerClass	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Space-separated list of CSS style class(es) that are be applied to any footer generated for this table
headerClass	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Space-separated list of CSS style class(es) that are be applied to any header generated for this table
id	false	false	java.lang.String	Every component may have a unique id that is automatically created if omitted
index	false	false	javax.el.ValueExpression (must evaluate to java.lang.Object)	The current counter
label	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Column label for drag indicator. Usable only for extendedDataTable component
lang	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Code describing the language used in the generated markup for this component
rendered	false	false	javax.el.ValueExpression (must evaluate to boolean)	Attribute defines if component should be rendered. Default value is "true".
rowspan	false	false	javax.el.ValueExpression (must evaluate to int)	Corresponds to the HTML rowspan attribute
selfSorted	false	false	javax.el.ValueExpression (must evaluate to boolean)	Manages if the header of the column is clickable, icons rendered and sorting is fired after click on the header. You need to define this attribute inside <rich:dataTable> component. Default value is "true"
sortBy	false	false	javax.el.ValueExpression (must evaluate to java.lang.Object)	Defines a bean property which is used for sorting of a column. This attribute used with <rich:dataTable>
sortExpression	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Defines a bean property which is used for sorting of a column and used only with <rich:scrollableDataTable>.
sortIcon	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Defines sort icon. The value for the attribute is context related.
sortIconAscending	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Defines sort icon for ascending order. The value for the attribute is context related.
sortIconDescending	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Defines sort icon for descending order. The value for the attribute is context related.
sortOrder	false	false	javax.el.ValueExpression (must evaluate to org.richfaces.model.Ordering)	SortOrder is an enumeration of the possible sort orderings. Default value is "UNSORTED"
sortable	false	false	javax.el.ValueExpression (must evaluate to boolean)	Boolean attribute. If "true" it's possible to sort the column content after click on the header. Default value is "true"
style	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	CSS style(s) is/are to be applied when this component is rendered
styleClass	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Corresponds to the HTML class attribute
title	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Advisory title information about markup elements generated for this component
value	false	false	javax.el.ValueExpression (must evaluate to java.lang.Object)	The current value for this component
var	false	false	javax.el.ValueExpression (must evaluate to java.lang.Object)	The current variable
visible	false	false	javax.el.ValueExpression (must evaluate to boolean)	The attribute is used to define whether the component is visible or not. The default value is "true".
width	false	false	javax.el.ValueExpression (must evaluate to java.lang.String)	Attribute defines width of column.