JSFiddle - React, Tailwind, and code Playground

HTML

<input class="startblur">
<input class="startblur">
<input class="startblur">

JavaScript

jQuery(function () {
    
    // code start here
    (function () {
        var focusing = null,
            handler = function () {
            
                var self = $(this);
                self.off('.leftalign').removeData('leftalign_flag');
            
                this.setSelectionRange(0,0);
                if (!!focusing) {
                    focusing.focus();
                    focusing = null;
                }
            };
        
        $(document).on('focus', '*', function () {
            if (!focusing) { focusing = $(this); }
        });
        
        $('input.startblur').on('change', function () {
            var self = $(this);
            
            if (!self.data('leftalign_flag')) {
                self.data('leftalign_flag', true);
                $(this).on('blur.leftalign', handler);
            }
        });
    })();
    // code end here
    
});