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Convert a String to an Integer using Recursion | Recursive function to convert string to integer.
If the number represented as a string contains only a single digit then returns its value.
Recursive call for the sub - string starting at the second character.
First digit of the number.
First digit multiplied by the appropriate power of 10 and then add the recursive result For example , xy = ( ( x * 10 ) + y ).
Driver code"
Solution in Python:
assistant
#Here is code to convert a String to an Integer using Recursion and the other steps required.
 def stringToInt ( str ) :
	if ( len ( str ) == 1 ) :
		return ord ( str [ 0 ] ) - ord ( '0' ) ;
	y = stringToInt ( str [ 1 : ] ) ;
	x = ord ( str [ 0 ] ) - ord ( '0' ) ;
	x = x * ( 10 ** ( len ( str ) - 1 ) ) + y ;
	return int ( x ) ;
if __name__ == ' _ _ main _ _ ' :
	str = "1235" ;
	print ( stringToInt ( str ) ) ;