JSFiddle - React, Tailwind, and code Playground

HTML

<input type="text" mark="am-be" />
<input type="text" mark="ami-be" />
<input type="text" mark="sam-be" />
<input type="text" mark="am-bo" />
<input type="text" mark="am-bi" />

JavaScript

$('input').on('change',function(){
	let be = $('input[mark*="be"]')
 	be.val() ? alert('true') : alert('false');
});