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var_export()

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<?php
ob_start();

$mixed = var_export (
    , // mixed $expression
     ✓?  // [bool $return = false]
);

$contents = ob_get_contents();
ob_end_clean();
?>
Result
$mixed = '3.1'
$contents = ''
Examples
#1 var_export  ([0 => 1, 1 => 2, 2 => [0 => "a", 1 => "b", 2 => "c"]])
#2 var_export  (3.1,
 true)
See also
print_r, serialize, var_dump
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