How to check if a character will display in the browser
133241
Detect browser character support in javascript?
53061
How do I make an HTML text box show a hint when empty?
65026
Detect browser language in Rails
62585
How to check if a URL is valid
26017
Character Limit in HTML
39128
Count characters in textarea
20446
How do I construct a "named character" programmatically?
67617
How do I know what symbols/characters are available in a font package?
98141
How to detect the language of a string?
112828
How to display text in the browser status bar?
19732
How can I remove a character from a string using JavaScript?
47246
How can I decode HTML characters in C#?
21682
Link renders differently on client and server side when preceded by a special character
89762
How can I determine the type of an HTML element in JavaScript?
139409
Quick way to find a value in HTML (Java)
156069
Several unicode characters are not displaying on many big sites (like this: ⁠)
105633
What characters are valid for JavaScript variable names?