| THE META-HTML LANGUAGE REFERENCE MANUAL

| [TOC] |

## Manual Page Viewer

Name: DEFVAR

Section: Variables

Synopsis:

`<defvar NAME VALUE>`

Description:

DEFault the value of the VARiable named by NAME to VALUE.

`defvar` assigns VALUE to NAME if, and only if, NAME has a non-empty value.

`defvar` could have been defined in Meta-HTML using `define-tag`:

    <define-tag defvar>
      <if <not <get-var %0>> <set-var %0=%1>>
    </define-tag>

Edit Pointer
Function Index
Variable Index
Variable Editor

The META-HTML Reference Manual V1.4 Copyright © 1995, 1996, Brian J. Fox, 1996, 1997 Universal Access Inc.
Found a bug? Send mail to bug-manual@metahtml.com