Encode special characters into HTML entities. See ENCODE for more details.
no encoding
encode="url"
Encode special characters for URL parameter use, like a double quote into %22
no encoding
newline="<br />"
Convert newlines in textarea to other delimiters
no conversion
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
default="..."
Default value in case parameter is empty or missing
empty string
separator=", "
Separator between multiple selections. Only relevant if multiple is specified
"\n" (new line)
Example: %URLPARAM{"skin"}% returns print for a .../view/TWiki/VarURLPARAM?skin=print URL
Note: URL parameters passed into HTML form fields must be entity ENCODEd
Note: When used in a template topic, this variable will be expanded when the template is used to create a new topic. See TWikiTemplates#TemplateTopicsVars for details.
Note: There is a risk that this variable could be misused for cross-site scripting.