var_export

(PHP 4 >= 4.2.0, PHP 5)

var_export -- Outputs or returns a parsable string representation of a variable

Beschreibung

mixed var_export ( mixed expression [, bool return] )

var_export() gets structured information about the given variable. It is similar to var_dump() with one exception: the returned representation is valid PHP code.

Parameter Liste

expression

The variable you want to export.

return

If used and set to TRUE, var_export() will return the variable representation instead of outputing it.

Rückgabewerte

Returns the variable representation when the return parameter is used and evaluates to TRUE. Otherwise, this function will return NULL.

Beispiele

Beispiel 1. var_export() Examples

<?php
$a
= array (1, 2, array ("a", "b", "c"));
var_export($a);
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

array (
  0 => 1,
  1 => 2,
  2 => 
  array (
    0 => 'a',
    1 => 'b',
    2 => 'c',
  ),
)
<?php

$b
= 3.1;
$v = var_export($b, true);
echo
$v;

?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

3.1

Anmerkungen

Anmerkung: Variables of type resource and arrays or objects containing objects couldn't be exported by this function.

Siehe auch

var_dump()
print_r()

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Generated: 2007-01-26 17:57:09