VarADDTOHEAD < TWiki

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#VarADDTOHEAD
---+++ ADDTOHEAD -- add HTML to the HTML head section of the current page
   * Useful for TWiki applications to add custom CSS or !JavaScript to the HTML head section of a topic. Supplied TWiki variables will be expanded. =%<nop>ADDTOHEAD{}%= expands in-place to an empty string, unless there is an error in which case the variable expands to an error string.
   * Syntax: =%<nop>ADDTOHEAD{ "..." text="..." }%=
   * Supported parameters:
     | *Parameter:* | *Description:* | *Comment:* |
     | ="..."= | ID of the head block, such as ="MY_CSS"= | Optional but recommended |
     | =text="..."= | HTML text to add to the head section | Mutually exclusive with =topic=""= |
     | =topic="Web.TopicName"= | Name of topic that contains the full HTML text to add to the head section, such as =topic="%USERSWEB%.MyCssTopic"= | Mutually exclusive with =text=""= |
     | =section="name"= | If topic parameter is used, includes only the specified named section, as defined in the topic by the [[%IF{"'%INCLUDINGTOPIC%'='TWikiVariables'" then="#"}%VarSTARTSECTION][STARTSECTION]] and [[%IF{"'%INCLUDINGTOPIC%'='TWikiVariables'" then="#"}%VarENDSECTION][ENDSECTION]] variables. Nothing is shown if the named section does not exists. =section=""= is equivalent to not specifying a section | Optional |
     | =requires="..., ..."= | Comma-separated list of other IDs this one depends on | Optional |
   * Category: ApplicationsAndComponentsVariables, DevelopmentVariables
   * Example: =%<nop>ADDTOHEAD{ "MYBOX_CSS" text="&lt;style type=\"text/css\"&gt; .myBox { height: 22px; background-color: #AFB3C5; } &lt;/style&gt;" }%=

Topic revision: r2 - 2013-09-13 - TWikiContributor

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