JSFiddle - React, Tailwind, and code Playground

HTML

<div tabindex="0" id="test">
    <div>Click</div>
</div>

CSS

div {
    border:1px solid #000;
    padding:20px;
    background-color:red;
}
div div {
    padding:8px;
    background-color:#FFF;
    cursor:default;
    width:200px;
}

JavaScript

var json = {
	"heytck" : ["0371","0372"],
  "haytck" : ["0379","0388"]
}
$.each(json,function(i,v){
	console.log(i);
  console.log(v);
  if(v.indexOf("0371") != -1) {
  	console.log("test1");
  } else {
  	console.log("test2");
  }
});