View the z-index of elements on a page

zindex_all

// To see all elements and their z-index on a page
(function(){
    // To see all elements and their z-index on a page
    var forEach = function (array, callback, scope) {
      for (var i = 0; i < array.length; i++) {
        callback.call(scope, i, array[i]);
      }
    };

    forEach(document.querySelectorAll('*'), function (index, element) {
      zindex = getComputedStyle(element).getPropertyValue("z-index")
      if (zindex > 1) {
        console.log(element)
        console.log('zindex: ', zindex)
      }
    });    
}())

// Alternate version
// (requires jQuery)
//$('*').each(function(i, el){
//    if ($(el).css('z-index') > 1) {
//        console.log(el)
//        console.log($(el).css('z-index'))
//    }
//});