Clone array php

Php copy array

// PHP will copy the array by default.
$a = array(1,2);

$b = $a; // $b will be a different array

$c = &$a; // $c and $a will be the same array (same reference)

Clone array php

$b = $a
  
$b = array_merge(array(), $a); // reindex the array

Copy php array to another

$arr1 = ['a'=>1, 'b'=>2, 'c'=>3];
$arr2 = $arr1;

unset($arr2['a'];
print_r($arr1);
//['b'=>2, 'c'=>3]
// ------- OR -------
$arr2 = clone $arr1;

unset($arr2['a'];
print_r($arr1);
//['a'=>1, 'b'=>2, 'c'=>3]

Similar codes

0 vote252 views2 answers
Php access key stdClass object
PHP
8 votes276 views6 answers
Relationship in laravel
PHP Laravel
1 vote272 views1 answer
Laravel failed jobs retry
PHP
0 vote262 views1 answer
Laravel denny request by ip
PHP
0 vote292 views4 answers
Wordpress get current taxonomy
PHP
0 vote250 views1 answer
Php include file path
PHP
0 vote271 views2 answers
Count rows mysql limit php
PHP
0 vote267 views2 answers
Hide .php from url .htaccess
PHP
1 vote276 views1 answer
Php counting number of chars excluding newlines
PHP
0 vote312 views1 answer
Wordpress disable file mods
PHP Wordpress