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name="TWikiVariables" |
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| | URLPARAM{"name"} -- get value of a URL parameter
- Returns the value of a URL parameter.
- Syntax:
%URLPARAM{"name"}%
- Supported parameters:
| Parameter: | Description: | Default: | "name" | The name of a URL parameter | required | default="..." | Default value in case parameter is empty or missing | empty string | newline="<br />" | Convert newlines in textarea to other delimiters | no conversion |
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encode="entity" |
Encode special characters into HTML entities. See ENCODE for more details. |
no encoding |
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encode="entity" |
Encode special characters into HTML entities. See ENCODE for more details. |
no encoding |
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encode="url" |
Encode special characters for URL parameter use, like a double quote into %22 |
no encoding |
encode="quote" |
Escape double quotes with backslashes (\"), does not change other characters; required when feeding URL parameters into other TWiki variables |
no encoding |
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 |
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
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 Note: URL parameters passed into HTML form fields must be entity ENCODEd.
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- Note: URL parameters passed into HTML form fields must be entity ENCODEd.
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- Note: Double quotes in URL parameters must be escaped when passed into other TWiki variables.
Example: %SEARCH{ "%URLPARAM{ "search" encode="quotes" }%" noheader="on" }%
- 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.
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Note If you have %URLPARAM{ in the value of a URL parameter, it will be modified to %<nop>URLPARAM{. This is to prevent an infinite loop during expansion. |
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