Check if a String is Integer
24937
What's the best way to check if a String represents an integer in Java?
141415
How to parseInt a string with leading 0
6282
How do I check if a string is a number (float)?
124479
Check if a String contains a special character
150982
Java String - See if a string contains only numbers and not letters
64542
Convert a string/integer to superscript in C#
92808
How to convert a string of bytes into an int?
67476
Convert string to int and test success in C#
3800
How do I check to see if a value is an integer in MySQL?
14782
Determining if an Object is of primitive type
60608
Test whether string is a valid integer
125449
Detecting if a string is all CAPS
90517
How to convert an integer to a string in any base?
121215
How do I not raise a Python exception when converting an integer-as-string to an int
139466
How to test if a double is an integer
103811
Can I determine if an argument is string literal?
150196
C++ to check if user input is a number, not a character or a symbol