how to get screen size in jquery code example

Example 1: jquery check if screen size

if ($(window).width() < 960) {
   alert('Less than 960');
}
else {
   alert('More than 960');
}

Example 2: get the size of the browser jquery

$(window).height();
$(window).width();

Example 3: get page resolution jquery

$( window ).width()

Example 4: get screen resolution jquery

window.screen.width