STRING::ISALPHA 1g 2024-04-10 laplante@plcb.ca GOWEB/STRING — Check Alphabetic Content

title: “STRING::ISALPHA” version: “1.0.0” date: 2024-04-10 author: “laplante@plcb.ca” section: “1g”

category: “GOWEB/STRING”

Name

string::isalpha Check Alphabetic Content

Synopsis

string::isalpha(string[, error: variable, string...])
isalpha(string[, error: variable, string...])

Description

The isalpha function checks whether the provided string contains only letter characters.

• Returns true if all characters are alphabetic
  
• Returns false if the string contains any non-letter characters (digits, punctuation, spaces, etc.)

Examples

res={{
    isalpha("abc123ABC"); "\n";
    isalpha("abcABC"); "\n";
    isalpha("abcABcéé"); "\n";
    isalpha("abc_éé"); "\n";
    isalpha("abc_"); "\n";
    isalpha("abc"); "\n";
    isalpha("abcéè"); "\n";
}}.

Returns:

res=false
true
true
false
false
true
false

Author

laplante@plcb.ca

See Also

• String functions
  
• Index
  

Version

• 1.0.0 — 2024-04-10 — Initial version