HTML DOM isSameNode method
Examples
Check whether two nodes are the same node:
var item1=document.getElementById("myList1");
var item2=document.getElementsByTagName("UL")[0];
item1.isSameNode(item2);
var item2=document.getElementsByTagName("UL")[0];
item1.isSameNode(item2);
Output:
true
try it"
Definition and Usage
isSameNode () method returns true when a node is the same node in a given node, otherwise it returns false.
Tip: Use isEqualNode () method to check whether two nodes are equal, but not necessarily the same node.
Browser Support
In addition to Firefox all major browsers support isSameNode () method.
Note: Firefox 10 after the first version is no longer supported isSameNode method, because the method in DOM 4 after having abandoned this method, you can use === to compare two elements.
Note: Internet Explorer 8 has an earlier version of IE does not support this method.
grammar
node.isSameNode(node)
parameter
| 参数 | 类型 | 描述 |
|---|---|---|
| node | Node object | 必须。你想要比较的节点。 |
return value
| 类型 | 描述 |
|---|---|
| Boolean | 如果两个节点相等返回 true, 否则返回 false。 |
technical details
| DOM version | Core Level 3 Node Object |
|---|