Example of jQuery judging that multiple input files cannot be empty_jquery

For example, if there are two inputs for image upload, images must be uploaded:

html

Copy code The code is as follows:

Select file 1:
Select file 2:

js

Copy code The code is as follows:

if($(".myfile").length == 2){

$(".myfile").each(function(){

　if($(this).val() == "") {

alert("Please upload pictures!");
flag = 0;
      }
});

}else if($(".myfile").length !=2 ){
 
alert("No less than 2 pictures!");
}