Instructions for using the fs.existsSync method in node.js_node.js

Method description:

Synchronized version of fs.exists() .

Grammar:

Copy code The code is as follows:

fs.existsSync(path)

Since this method belongs to the fs module, the fs module needs to be introduced before use (var fs= require(“fs”) )

Receive parameters:

path The path of the file to be detected.

Source code:

Copy code The code is as follows:

fs.existsSync = function(path) {
try {
​ nullCheck(path);
Binding.stat(pathModule._makeLong(path));
Return true;
} catch (e) {
Return false;
}
};