Top "Alphanumeric" questions

Alphanumeric refers to strings containing a combination of letters and digits.

How to remove all non-alpha numeric characters from a string in MySQL?

I'm working on a routine that compares strings, but for better efficiency I need to remove all characters that are …

mysql regex string alphanumeric
How do I sort strings alphabetically while accounting for value when a string is numeric?

I'm trying to sort an array of numbers that are strings and I'd like them to sort numerically. The catch …

c# linq sorting alphabetical alphanumeric
Check if User Inputs a Letter or Number in C

Is there an easy way to call a C script to see if the user inputs a letter from the …

c validation alphanumeric
Generate a random alphanumeric string in Cocoa

I want to call a method, pass it the length and have it generate a random alphanumeric string. Are there …

objective-c cocoa string random alphanumeric
Regex - Without Special Characters

I'm using regex to validate username ^[a-zA-Z]+\.[a-zA-Z]{4,10}^' Unfortunately it doesn't affect if the the value contains special characters …

special-characters username alphanumeric
Sorting strings with numbers in Bash

I've often wanted to sort strings with numbers in them so that, when sorting e.g. abc_2, abc_1, abc_10 the …

bash sorting alphanumeric
What is the regex to match an alphanumeric 6 character string?

I need regex for asp.net application to match an alphanumeric string at least 6 characters long.

regex alphanumeric
only allow English characters and numbers for text input

Live Demo: http://jsfiddle.net/thisizmonster/DveuB/ How can I change this so that the input only allows the characters …

javascript jquery input validation alphanumeric
How to strip all non alphanumeric characters from a string in c++?

I am writing a piece of software, and It require me to handle data I get from a webpage with …

c++ string libcurl strip alphanumeric
How to check if a string only contains alphanumeric characters in objective C?

I'm working on a small iphone project and i would need to check if the userName entered only contains alphanumerical …

iphone objective-c string alphanumeric