calculation the same value my array

Question

function checkmysize(){
var values = [];
var inputs = $('.size-col');
for(var i = 0; i < inputs.length; i++){
 values.push($(inputs[i]).val());
 alert(values);
}
}

my intention is count the same value in my array , i know i had to check the length and the value of each and push into a array , but how i count the same value in my array?

lets said if i got 3 s and 1 m , i want it to alert to like this s=3 , m=1, L=0. can any one give me a help ?

Demo

• ergonaut: Possible duplicate of Counting the occurrences of JavaScript array elements

Answer 1

function checkmysize() {
 var values = [];
 var inputs = $('.size-col');
 for (var i = 0; i < inputs.length; i++) {
 values.push($(inputs[i]).val());
 }
 alert(values);
}
checkmysize();

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div>
 <label>1.</label>
 <select class="size-col">
 <option value="s">S</option>
 <option value="m">M</option>
 <option selected value="l">L</option>
 </select>
</div>
<div>
 <label>2.</label>
 <select class="size-col">
 <option value="s">S</option>
 <option selected value="m">M</option>
 <option value="l">L</option>
 </select>
</div>
<div>
 <label>3.</label>
 <select class="size-col">
 <option value="s">S</option>
 <option selected value="m">M</option>
 <option value="l">L</option>
 </select>
</div>
<div>
 <label>4.</label>
 <select class="size-col">
 <option value="s">S</option>
 <option value="m">M</option>
 <option value="l">L</option>
 </select>
</div>