Node.js process.execPath Property

The process.execPath property is an inbuilt application programming interface of the process module which is used to get the absolute pathname of the node.js executable which started the node.js process.
Syntax: 
 

process.execPath

Return Value: This property returns a string signifies the absolute path of the node.js executable which started the node.js process.
Below examples illustrate the use of process.execPath property in Node.js:
Example 1: 
 

Output: 
 

C:\Program Files\nodejs\node.exe

Example 2: 
 

Output: 
 

C:\Program Files\nodejs\node.exe
[ 'C:', 'Program Files', 'nodejs', 'node.exe' ]

Note: The above program will compile and run by using the node filename.js command.
Reference: https://nodejs.org/api/process.html#process_process_execpath