jquery gets a set of checkbox values ​​​​(example code)_jquery

As shown below:

Copy the code The code is as follows:

$("#btn5"). click(function()
{
var str="";
$("[name='checkbox'][checked]").each(function() 'Used to get the array
{
str =$(this).val() ","; 'Used to traverse the array
//alert($(this).val());
})