Parameter: | Description: | Default: |
"name" | The name of a URL parameter | required |
default="..." | Default value in case parameter is empty or missing. The format parameter is not applied. | empty string |
encode="entity" | Encode special characters into HTML entities. See ENCODE for details. | encode="safe" |
encode="html" | Encode special characters into HTML entities. In addition to encode="entity" , it also encodes space, newline (\n ) and linefeed (\r ). Useful to encode text properly in HTML input fields. | encode="safe" |
encode="moderate" | Encode special characters into HTML entities for moderate cross-site scripting protection: "<" , ">" , single quote (' ) and double quote (" ) are encoded. Useful to allow TWiki variables in comment boxes. | encode="safe" |
encode="off" | Turn off encoding. See important security note below | encode="safe" |
encode="quote" | Escape double quotes with backslashes (\" ), does not change other characters; required when feeding URL parameters into other TWiki variables. This encoding does not protect against cross-site scripting. | encode="safe" |
encode="safe" | Encode special characters into HTML entities for cross-site scripting protection: "<" , ">" , "%" , single quote (' ) and double quote (" ) are encoded. | (this is the default) |
encode="url" | Encode special characters for URL parameter use, like a double quote into %22 | encode="safe" |
format="..." | Format the result. $value expands to the URL parameter. If multiple is specified, $value expands to the result of the concatenated items. | "$value" |
multiple="on" multiple="[[$item]]" | If set, gets all selected elements of a <select multiple="multiple"> tag. A format can be specified, with $item indicating the element, e.g. multiple="Option: $item" | first element |
newline="$br" | Convert newlines in textarea to other delimiters. Variables $br (for <br /> tag), $n (for newline) are expanded. Other text is encoded based on encode parameter. | no conversion |
separator=", " | Separator between multiple selections. Only relevant if multiple is specified | "\n" (newline) |