The problem of each function parameter passing in jquery

All know that each function is a good way to traverse, but sometimes it is necessary to pass some parameters in, then there is a problem.

1. Pass the array.

var obj = {one:1, two:2, three:3}; Each (obj, function (key, Val) {alert (key); alert (val);}); Where obj is the array of arguments we want to pass, key is the index of the array, Val is the value of the array

2.dom element Parameters

If you have a code like this in the DOM
?

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< input name = "AAA" type = "hidden" value = "111"/> < input name = "BBB" type = "hidden" value = "222"/> &L T Input name = "CCC" type = "hidden" value = "333"/> < input name