Serialize variables into a WDDX packet

# wddx_serialize_vars

(PHP 4, PHP 5, PHP 7)

wddx_serialize_vars — Serialize variables into a WDDX packet

Warning

This function was REMOVED in PHP 7.4.0.

### Description

wddx_serialize_vars(mixed `$var_name`, mixed `...$var_names`): string

Creates a WDDX packet with a structure that contains the serialized representation of the passed variables.

### Parameters

This function takes a variable number of parameters.

`var_name`

  Can be either a string naming a variable or an array containing strings naming the variables or another array, etc.

`var_names`

### Return Values

Returns the WDDX packet, or `false` on error.

### Examples

Example #1 wddx_serialize_vars() example

`<?php
$a = 1;
$b = 5.5;
$c = array("blue", "orange", "violet");
$d = "colors";
$clvars = array("c", "d");
echo wddx_serialize_vars("a", "b", $clvars);
?>`

The above example will output:

    <wddxPacket version='1.0'><header/><data><struct><var name='a'><number>1</number></var>
    <var name='b'><number>5.5</number></var><var name='c'><array length='3'>
    <string>blue</string><string>orange</string><string>violet</string></array></var>
    <var name='d'><string>colors</string></var></struct></data></wddxPacket>

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