HTML Block

Purpose

Defines how a Web page is to be presented. The name of the HTML block to be executed is specified on the URL when Net.Data is invoked. The HTML block can contain most Net.Data macro language statements and any valid presentation statements, such as HTML and Javascript.

Syntax

                             .--------------------------.
                             V                          |
>>-%HTML----(--name--)----{-----+--------------------+--+---%}--><
                                +-variable reference-+
                                +-if block-----------+
                                +-function call------+
                                +-HTML statement-----+
                                +-include statement--+
                                '-while block--------'
 

Values

%HTML
The keyword that specifies the block that contains HTML tags and text to be displayed on the client's browser.

name
An alphabetic or numeric string that begins with an alphabetic character or underscore and contains any combination of alphabetic, numeric, or underscore characters, including periods.

variable reference
Returns the value of a variable and is specified with $ and (). For example: if VAR='abc', then $(VAR) returns the value 'abc'. See Variable Reference for syntax information.

if block
The IF block. Performs conditional string processing. String values in the condition list are treated as numeric for comparisons if they are strings that represent integers and have no leading or trailing white space. They can have a single leading plus (+) or minus (-) sign. See IF Block for syntax and examples.

function call
Invokes one or more FUNCTION or MACRO_FUNCTION blocks, or a Net.Data built-in function with specified arguments. See Function Call (@) for syntax and examples.

HTML statements
Includes any alphabetic or numeric characters, as well as HTML tags to be formatted for the client's browser.

include statement
The INCLUDE statement. Reads and incorporates a file into the Net.Data macro. See INCLUDE Statement for syntax and examples.

while block
The WHILE block. Performs looping with conditional string processing. See WHILE Block for syntax and examples.

Context

The HTML block can be found in these contexts:

Restrictions

The HTML block can contain these elements:

Examples

Example 1: HTML block with include files for headings and footings

%HTML(example1){
%INCLUDE "header.html"
<p>You can put <em>any</em> HTML in an HTML block.
An SQL function call is made like this:
@xmp1()
%INCLUDE "footer.html"
%}

Example 2: HTML block with a name that contains a period

%HTML(my.report){
%INCLUDE "header.html"
<p>You can put <em>any</em> HTML in an HTML block.
An SQL function call is made like this:
@xmp1()
%INCLUDE "footer.html"
%}


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