What's the difference between str.isdigit (), isnumeric () and ...
The Python documentation notes the difference between the three methods. str.isdigit Return true if all characters in the string are digits and there is at least one character, false otherwise. …
How to take the nth digit of a number in python - Stack Overflow
Sep 23, 2016 · This solution solves many more "digit of a number" problems than the one using integer division and modulus. Try to find the leading (left-most) digit of the following numbers …
regex - How do I write a Regular Expression to match any three …
May 14, 2013 · How do I write a Regular Expression to match any three digit number value? Asked 14 years, 11 months ago Modified 5 years, 6 months ago Viewed 131k times
python - Does "\d" in regex mean a digit? - Stack Overflow
Decimal digit character: \d \d matches any decimal digit. It is equivalent to the \p {Nd} regular expression pattern, which includes the standard decimal digits 0-9 as well as the decimal digits …
math - C: how to break apart a multi digit number into separate ...
Feb 3, 2018 · Say I have a multi-digit integer in C. I want to break it up into single-digit integers. 123 would turn into 1, 2, and 3. How can I do this, especially if I don't know how many digits …
t sql - Check if a varchar is a number - Stack Overflow
Dec 16, 2019 · Is there an easy way to figure out if a varchar is a number? Examples: abc123 --> no number 123 --> yes, its a number
Regular expression to match standard 10 digit phone number
Regular expression to match standard 10 digit phone number Asked 12 years, 5 months ago Modified 1 year, 7 months ago Viewed 1.0m times
Shorter way to check if a string is not isdigit () - Stack Overflow
May 2, 2013 · For the sake of learning, is there a shorter way to do: if string.isdigit() == False : I tried: if !string.isdigit() : and if !(string.isdigit()) : which both didn't work.
How to extract numbers from a string in Python? - Stack Overflow
Nov 27, 2010 · I would like to extract all the numbers contained in a string. Which is better suited for the purpose, regular expressions or the isdigit() method? Example: line = "hello 12 hi …
How to check if a character in a string is a digit or letter?
I have the user entering a single character into the program and it is stored as a string. I would like to know how I could check to see if the character that was entered is a letter or a digit. I ...