How to convert php url to array

How to convert php url to an array: First create a PHP sample file; then define a url parameter string; finally use the "parse_str($str, $arr);" method to convert the url to an array. .

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parse_str()—Convert the url parameter string into an array

Convert url parameter string into array

$str = 'a=1&b=2&c=3';
parse_str($str, $arr);
var_dump($arr);
//输出 
array (size=3)
  'a' =>  '1' (length=1)
  'b' =>  '2' (length=1)
  'c' =>  '3' (length=1)

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