在 AdvancED DOM 脚本中的代码片段中:
调用delete(classes[i]);
这是数组还是对象方法?我无法通过 Google 搜索答案。
/**
* remove a class from an element
*/
function removeClassName(element, className) {
if(!(element = $(element))) return false;
var classes = getClassNames(element);
var length = classes.length
//loop through the array in reverse, deleting matching items
// You loop in reverse as you're deleting items from
// the array which will shorten it.
for (var i = length-1; i >= 0; i--) {
if (classes[i] === className) { delete(classes[i]); }
}
element.className = classes.join(' ');
return (length == classes.length ? false : true);
};
window['ADS']['removeClassName'] = removeClassName;
最佳答案
Mozilla 引用文档对删除运算符有以下说明:
The delete operator deletes an object, an object's property, or an element at a specified index in an array.
有关详细信息,请参阅以下文章:
关于JavaScript 删除方法?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/8538907/