Javascript foreach Examples Using jQuery

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//array used in the example
var userIds = [];

//iterate over object by class
$(".iterate_over_me").each(function(index, item )
{
	//do something       
});


//iterate over DOM objects using parent object and find method
$("#divOfUsers").find("input[type=checkbox]").each(function ()
{
	//check if checkbox is checked
	var checked = $(this).is(':checked');
	if (checked)
	{
		//add id to an array
		userIds.push($(this).attr("data-id"));
	}
});


//iterate over items in the array
$.each(userIds, function(index, value)
{
	var currentValue = value;
	
	//or
	
	currentValue = userIds[index];	
});