Example

Example – Example for the usage of Stream_Var

Registering the wrapper

The following example shows you how to register Stream_Var as a wrapper for the stream functions.

Registering Stream_Var

<?php
require_once "Stream/Var.php";
stream_wrapper_register"var""Stream_Var" );
?>

Accessing scalar variables

The following example show you how to access scalar variables with fopen(), fread(), frwite() and fclose().

Accessing scalar variables

<?php
require_once "Stream/Var.php";
stream_wrapper_register"var""Stream_Var" );
$foo "I really like tomatoes.";

echo 
"Content of foo: $foo<br />";

$fp fopen('var://GLOBALS/foo','r+');

$data fread($fp9);
echo 
"Read from stream: $data<br />";

fwrite($fp,"hate");
   
fclose($fp);

echo 
"Content of foo: $foo<br />";
?>

Accessing an array

The following example shows how to use opendir() to access an array.

Accessing an array

<?php
require_once "Stream/Var.php";
stream_wrapper_register"var""Stream_Var" );
$dirname 'var://_SERVER';
$dir opendir($dirname);
echo    
"<strong>opening directory '$dirname'</strong><br><br>";

while (
$entry readdir($dir)) {
    echo 
"opening file $dirname/$entry<br />";
    if (!
$fp = @fopen($dirname."/".$entry,"r")) {
        echo 
"seems to be a directory<br /><br />";
        continue;
    }
       
    echo 
"reading from $entry<br />";
    while (!
feof($fp)) {
        echo 
fread($fp16);
    }
    
fclose($fp);
    echo    
"<br /><br />";
}
closedir($dir);
?>

More examples

If you want to take a look at some more examples, just install the package and they will be installed in the docs directory.

Introduction to Stream_Var (Previous) Structures (Next)
Last updated: Tue, 16 Sep 2014 — Download Documentation
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