带有hasClasses的jQuery classList

$.fn.extend({ hasClasses: function (classArray) { var $this = $(this); var classList = '.' + classArray.join('.'); console.log(classList); //Use .is() to check if the classes are present in the selector if ($this.is(classList)) { return true; } return false; }});var classArray = $('#post').attr('class').split(/\s+/);console.log("Comma separated classes:" + classArray);var result = $('#post').hasClasses(classArray);alert("Selector contains these classes? " + result); 这篇关于带有hasClasses的jQuery classList的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持！