Underscore _.toPath() Function

Last Updated : 07 Dec, 2021

The Underscore.js _.toPath() function is used to convert the given value to a property path array.
Syntax:

_.toPath('key')

Parameters: This method accepts a single parameter as mentioned above and described below.

key: The key value that need to convert to path array.

Return Value: The new property path array.

Below example illustrates the _.getPath() function is Underscore.js.

Example 1:

HTML

<!DOCTYPE html> 
<html> 
  
<head> 
    <script src= 
"https://cdn.jsdelivr.net/npm/underscore@latest/underscore-umd-min.js"> 
    </script> 
</head> 
  
<body> 
    <script type="text/javascript"> 
  
        // Use of _.toPath() method  
        let gfg = _.toPath(['geeks', 'for', 'geeks']); 
  
        // Printing the output   
        console.log(gfg); 
    </script> 
</body> 
  
</html>

Output:

["geeks","for","geeks"]

Example 2:

HTML

<!DOCTYPE html> 
<html> 
  
<head> 
    <script src= 
"https://cdn.jsdelivr.net/npm/underscore@latest/underscore-umd-min.js"> 
    </script> 
</head> 
  
<body> 
    <script type="text/javascript"> 
        var originalToPath = _.toPath; 
        _.mixin({ 
            toPath: function (path) { 
                return _.isString(path) ?  
                    path.split('.') : originalToPath(path); 
            } 
        }); 
        console.log({ 
            a: [{ 
                b: 5 
            }] 
        }, 'a.0.b'); 
    </script> 
</body> 
  
</html>