var_representation
Returns a short, readable, parsable string representation of a variable
&reftitle.description;
stringvar_representation
mixedvalue
intflags0
var_representation (from the var_representation PECL) returns a string with structured information about the
given variable. It is similar to var_export with differences in indentation, string escaping, and array representations.
&reftitle.parameters;
value
The variable to generate a representation of.
flags
Bitmask consisting of
VAR_REPRESENTATION_SINGLE_LINE,
VAR_REPRESENTATION_UNESCAPED.
The behaviour of these constants is described on the
var_representation constants page.
&reftitle.returnvalues;
Returns the variable representation.
&reftitle.examples;
<function>var_representation</function> Examples
'value']];
echo var_representation($a), "\n";
echo var_representation($a, VAR_REPRESENTATION_SINGLE_LINE), "\n";
?>
]]>
&example.outputs;
'value',
],
]
[1, 2, ['key' => 'value']]
]]>
Escaping control characters
&example.outputs;
Exporting <classname>stdClass</classname>
name = 'ElePHPant ElePHPantsdotter';
$person->website = 'https://php.net/elephpant.php';
echo var_representation($person);
]]>
&example.outputs;
'ElePHPant ElePHPantsdotter',
'website' => 'https://php.net/elephpant.php',
]
]]>
Exporting classes
var = 5;
echo var_representation($a);
?>
]]>
&example.outputs;
5,
])
]]>
Using <link linkend="object.set-state">__set_state()</link>
var1 = $an_array['var1'];
$obj->var2 = $an_array['var2'];
return $obj;
}
}
$a = new A;
$a->var1 = 5;
$a->var2 = 'foo';
eval('$b = ' . var_representation($a) . ';'); // $b = \A::__set_state([
// 'var1' => 5,
// 'var2' => 'foo',
// ]);
var_dump($b);
?>
]]>
&example.outputs;
int(5)
["var2"]=>
string(3) "foo"
}
]]>
&reftitle.seealso;
var_export