$.inArray search
$.inArray search
HTML
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<input type="text" class="seach">
<button onclick="getSearch(this)">Search</button>
<script>
var list = [
{"name":"Shahan"},
{"name":"Khadeer"},
{"name":"Samreen"}
]
function getSearch(e){
var thisValue = $('.seach').val();
alert($.inArray(thisValue.toLowerCase(), list));
}
</script>