Python recursion save value

def to_string(node):
    def actual_recursive(node):
        nonlocal a_str		# ~global, can modify surrounding function's scope.
        a_str += str(node.val)
        if node.next != None:
            actual_recursive(node.next)
    a_str = ''
    actual_recursive(node)
    return a_str

Source: stackoverflow.com

Similar codes

0 vote130 views1 answer
How to count to 1billion in python
Python
3 votes131 views1 answer
Pandas show top 10 rows
Python
11 votes125 views1 answer
In between in python
Python
1 vote133 views1 answer
Python: convert variable as character
Python
2 votes153 views2 answers
Random dice python
Python
1 vote154 views2 answers
Check db calls django
Python Django
0 vote163 views2 answers
Matplotlib increase tick frequency
Python
0 vote131 views1 answer
Django 2.2 disable cache settings.STATIC_URL
Python
1 vote125 views1 answer
Keras ensure equal class representation during traingin
Python
0 vote128 views1 answer
Typing multiple types
Python