trying to send array through GET variable, when printed, var equals string of 'Array'

[abnehmen]

Whenever i build a URL i.e.\[code\]cart.php?action=add&p[]=29&qty[]=3&p[]=5&qty[]=13\[/code\]and try to grab the p variable and the qty variable, they = 'Array'var_dump = \[code\]array(3) { ["action"]=> string(3) "add" ["p"]=> string(5) "Array" ["qty"]=> string(5) "Array" } \[/code\]i create half the url with php, and the other half is concatenated with javascript.If more code is needed please let me know!