前端开发问题

What are the rules around whitespace in attribute selectors?(属性选择器中的空格规则是什么?)
CSS class repetition to increase specificity(CSS 类重复以增加特异性)
How to select all elements whose ID starts and ends with specific strings?(如何选择 ID 以特定字符串开头和结尾的所有元素?)
Can I use an attribute selector for CONTAINS in queryselector()?(我可以在 queryselector() 中为 CONTAINS 使用属性选择器吗?)
CSS Selector for not a child of element type?(CSS选择器不是元素类型的孩子?)
Is there a CSS not equals selector?(是否有 CSS 不等于选择器?)
What is caret symbol ^ used for in css when selecting elements?(选择元素时在css中使用的插入符号^是什么?)
Is there a CSS selector for element without any class?(没有任何类的元素是否有 CSS 选择器?)