removeCss

(function ($) {
    //删除元素行内style中单个style和多个style
    //示例：
    //$(".b").removeCss("color");
    //$(".b").removeCss(["color", "border", "width"]);
    $.fn.removeCss = function (options) {
        var type = typeof (options);
        if (type === "string") {
            this.each(function () {
                var style = $(this).attr("style");
                var arr = style.split(";");
                style = "";
                for (var i = 0; i < arr.length; i++) {
                    if ($.trim(arr[i]) == "") {
                        continue;
                    }
                    var att = arr[i].split(":");
                    if ($.trim(att[0]) == $.trim(options)) {
                        continue;
                    }
                    style += $.trim(arr[i]) + ";";
                }
                $(this).attr("style", style);
            });
        } else if ($.isArray(options)) {
            this.each(function () {
                var style = $(this).attr("style");
                var arr = style.split(";");
                style = "";
                for (var i = 0; i < arr.length; i++) {
                    for (var j = 0; j < options.length; j++) {
                        if ($.trim(arr[i]) == "") {
                            break;
                        }
                        var att = arr[i].split(":");
                        if ($.trim(att[0]) == $.trim(options[j])) {
                            arr[i] = "";
                            continue;
                        }
                    }
                }
                for (var i = 0; i < arr.length; i++) {
                    if ($.trim(arr[i]) != "") {
                        style += $.trim(arr[i]) + ";";
                    }
                }
                if ($.trim(style) == "") {
                    $(this).removeAttr("style");
                } else {
                    $(this).attr("style", style);
                }
            });
        }
    };
})(jQuery)