📅  最后修改于: 2023-12-03 15:03:02.833000             🧑  作者: Mango
In Javascript, the innerHTML
property of an element is used to get or set the HTML content inside an element. It is a powerful tool that allows for easy manipulation of the content inside an HTML element.
To mount innerHTML
in Javascript, you can use the following syntax:
document.getElementById("myDiv").innerHTML = "<p>Hello World!</p>";
This code will select an element with the id
of myDiv
and set its innerHTML
to a new <p>
element containing the text "Hello World!".
You can also use innerHTML
to append new content to an element. For example:
document.getElementById("myDiv").innerHTML += "<p>Goodbye World!</p>";
This code will append a new <p>
element containing the text "Goodbye World!" to the content that already exists inside the myDiv
element.
It is important to note that setting innerHTML
can potentially introduce security risks, as it allows for the injection of external content into your webpage. When using innerHTML
, always be sure to validate any external content before adding it to your HTML.
In conclusion, mounting innerHTML
in Javascript is a simple and powerful way to manipulate the content inside an HTML element. Just be sure to use it carefully to avoid any security risks.