Apache Struts 2 Documentation > Home > Guides > Tag Developers Guide > Struts Tags > Tag Reference > UI Tag Reference > fielderror |
Render field errors if they exists. Specific layout depends on the particular theme.
Name |
Required |
Default |
Evaluated |
Type |
Description |
---|---|---|---|---|---|
accesskey | false | true | String | Set the html accesskey attribute on rendered html element | |
cssClass | false | true | String | The css class to use for element | |
cssStyle | false | true | String | The css style definitions for element ro use | |
disabled | false | true | String | Set the html disabled attribute on rendered html element | |
id | false | true | String | id for referencing element. For UI and form tags it will be used as HTML id attribute | |
key | false | true | String | Set the key (name, value, label) for this particular component | |
label | false | true | String | Label expression used for rendering a element specific label | |
labelposition | false | true | String | Define label position of form element (top/left) | |
name | false | true | String | The name to set for element | |
onblur | false | true | String | Set the html onblur attribute on rendered html element | |
onchange | false | true | String | Set the html onchange attribute on rendered html element | |
onclick | false | true | String | Set the html onclick attribute on rendered html element | |
ondblclick | false | true | String | Set the html ondblclick attribute on rendered html element | |
onfocus | false | true | String | Set the html onfocus attribute on rendered html element | |
onkeydown | false | true | String | Set the html onkeydown attribute on rendered html element | |
onkeypress | false | true | String | Set the html onkeypress attribute on rendered html element | |
onkeyup | false | true | String | Set the html onkeyup attribute on rendered html element | |
onmousedown | false | true | String | Set the html onmousedown attribute on rendered html element | |
onmousemove | false | true | String | Set the html onmousemove attribute on rendered html element | |
onmouseout | false | true | String | Set the html onmouseout attribute on rendered html element | |
onmouseover | false | true | String | Set the html onmouseover attribute on rendered html element | |
onmouseup | false | true | String | Set the html onmouseup attribute on rendered html element | |
onselect | false | true | String | Set the html onselect attribute on rendered html element | |
required | false | false | true | Boolean | If set to true, the rendered element will indicate that input is required |
requiredposition | false | true | String | Define required position of required form element (left|right) | |
tabindex | false | true | String | Set the html tabindex attribute on rendered html element | |
template | false | true | String | The template (other than default) to use for rendering the element | |
templateDir | false | true | String | The template directory. | |
theme | false | true | String | The theme (other than default) to use for rendering the element | |
title | false | true | String | Set the html title attribute on rendered html element | |
tooltip | false | true | String | Set the tooltip of this particular component | |
tooltipConfig | false | true | String | Set the tooltip configuration | |
value | false | true | String | Preset the value of input element. |
<!-- example 1 --> <s:fielderror /> <!-- example 2 --> <s:fielderror> <s:param>field1</s:param> <s:param>field2</s:param> </s:fielderror> <s:form .... >> .... </s:form> OR <s:fielderror> <s:param value="%{'field1'}" /> <s:param value="%{'field2'}" /> </s:fielderror> <s:form .... >> .... </s:form>
Example 1: display all field errors
Example 2: display field errors only for 'field1' and 'field2'