checking string is number or not in python
6282
How do I check if a string is a number (float)?
121612
Finding all numbers in a string
87552
How to test if a string is basically an integer in quotes using Ruby
36929
Why does comparing strings using either '==' or 'is' sometimes produce a different result?
17652
Compare two strings by ignoring certain characters
66950
Remove characters except digits from string using Python?
120169
Expected identifier, string or number
27492
Testing if given number is integer
97240
How can I check if a string represents an int, without using try/except?
94488
How to compare strings ignoring the case
30955
Check if a string contains an element from a list (of strings)
135114
Strip all non-numeric characters from string in JavaScript
156837
JavaScript string and number conversion
106634
Check if a value from scanf is a number?
134315
How to test if a string is JSON or not?
101155
How to check if a string in Python is in ASCII?
150982
Java String - See if a string contains only numbers and not letters