DIY: Valid Number
Explore how to validate if a given string represents a valid decimal number. Learn to analyze numeric strings using characters such as digits, signs, decimal points, and exponents. This lesson helps you implement a function to return whether the input is a valid number, preparing you for similar coding interview questions.
We'll cover the following...
We'll cover the following...
Problem statement
Validate if a given string can be interpreted as a decimal number or not. Here is a list of characters that can appear in a valid decimal number:
-
Numbers -
0-9 -
Exponent -
"e" -
Positive/negative sign -
"+"/"-"...