check if element in view with jquery - for infinite scroll

inview.js

$.fn.inView = function(){
    if(!this.length) return false;
    var rect = this.get(0).getBoundingClientRect();

    return (
        rect.top >= 0 &&
        rect.left >= 0 &&
        rect.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
        rect.right <= (window.innerWidth || document.documentElement.clientWidth)
    );

};

$(window).on('scroll',function(){ 

    if( $(<element>).inView() ) {
        console.log('Visible');
  
    };

});