How to add elements to an empty array in PHP

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I define an array in PHP :

$cart = array();

Can  I simply add elements to it using the following?

$cart[] = 13;
$cart[] = "foo";
$cart[] = obj;

Is this the right way? or is there another way to do this?

Jun 3, 2022 in PHP by Kichu
• 19,040 points
301 views

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