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PHP ArrayObject serialize () function

Syntax:
string ArrayObject::serialize (void)
Parameters:This function takes no parameters.Return value:This function returns a serialized representation of the ArrayObject.The following program illustrates the ArrayObject function::serialize() in PHP:Program :
// PHP illustration program
// ArrayObject::serialize() function  
// Declare an associative array $arr = array ( "a" = > "Welcome" , "b" = > "to" , "c" = > "GeeksforGeeks");  
// Create array object $arrObject = new ArrayObject ( $arr );  
// Using the ArrayObject::serialize() function
// to see the flags behavior $serialize1 = serialize ( $arrObject ); $serialize2 = $arrObject -> serialize();  
// Show result var_dump ( $serialize1 ); var_dump ( $serialize2 );  
?>
Exit:
string (113 ) "C: 11:" ArrayObject ": 89: {x: i: 0; a: 3: {s: 1:" a "; s: 7:" Welcome "; s: 1:" b "; s: 2: "to"; s: 1: "c"; s: 13: "GeeksforGeeks";}; m: a: ​​0: {}} "string (89)" x: i: 0; a: 3 {s : 1: "a"; s: 7: "Welcome"; s: 1: "b"; s: 2: "to"; s: 1: "c"; s: 13: "GeeksforGeeks";}; m : a: 0: {} "
Link: https://www.php.net/manual/en/arrayobject.serialize.php

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