File: examples/define.php

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File: examples/define.php
Role: Example script
Content type: text/plain
Description: Example script
Class: Variable Store
Store key value pairs in array variables
Author: By
Last change:
Date: 4 years ago
Size: 1,069 bytes
 

Contents

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<?php
   
/****************************************************************************************************

        This example demonstrates how to define, check for existence and undefine environment
        variables in a VariableStore object.

     ****************************************************************************************************/

   
require_once ( '../Variables.phpclass' ) ;

    if (
php_sapi_name ( ) != 'cli' )
        echo
"<pre>" ;

   
$store = new VariableStore ( ) ;
    echo
"Defining variable 'VAR'...\n" ;

   
// Define the 'VAR' variable in the variable store
   
$store [ 'VAR' ] = 'value of the VAR variable' ; // We could
   
echo "Value of variable VAR : \"" . $store [ 'VAR' ] . "\"\n" ;
   
   
// Check if the 'VAR' variable is defined
   
echo "Is variable VAR defined ? " . ( ( $store -> IsDefined ( 'VAR' ) ) ? 'yes' : 'no' ) . "\n" ;

   
// Undefine variable 'VAR'
   
$store -> Undefine ( 'VAR' ) ;
    echo
"Is variable VAR still defined after a call to Undefine('VAR') ? " . ( ( $store -> IsDefined ( 'VAR' ) ) ? 'yes' : 'no' ) . "\n" ;


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