Way to test if a string is valid identifier name in JavaScript
105633
What characters are valid for JavaScript variable names?
42559
(Built-in) way in JavaScript to check if a string is a valid number
67584
Verifying that a string contains only letters in C#
41380
How to check if a given Regex is valid?
64111
Is my JavaScript validating enough?
27647
How to check whether a string is a valid HTTP URL?
114378
How to check if the string is empty?
14256
How to form a regex to recognize correct declaration of variable names
24282
Valid characters in a Java class name
3086
How to check if it's a string or json
68337
Is there a wildcard selector for identifiers (id)?
5640
How to check a string against null in java?
76870
Internal Representation of ?name and ??name
39705
Is there a way to access a javascript variable using a string that contains the name of the variable?
10246
How to execute a JavaScript function when I have its name as a string
14800
How do I check if a string contains a specific word?
148755
How to check if string contents have any HTML in it?