GoFiler Legato Script Reference   Legato v 1.4j Application v 5.22b

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Chapter Five — General Functions (continued)

IsAlpha Function

Overview

The IsAlpha function tests if a string or character contains only alphabetic characters (ASCII).

Syntax/Parameters

Syntax

boolean = IsAlpha ( mixed value );

Parameters

value

A string or

a char to test. The character can be any type that will resolve to an integer.

Return Value

Returns TRUE if value contains only alphabetic characters (ASCII) or FALSE if it does not.

Remarks

The IsAlpha function checks for only ASCII alphabetic characters. For a broader test, use the IsAlpha8859 function.

Related Functions

IsANSI — Tests a string for non-ANSI characters (allows some control characters, no UNICODE).

IsANSICharacters — Tests a string for non-ANSI characters (no control characters, no UNICODE).

IsANSISpace — Tests a character as white space including backspace (back tab, 0x08) and tab (0x09).

IsASCII — Tests a string for non-ASCII characters allowing for return and tab characters.

IsASCIICharacters — Tests a string for non-ASCII (no control characters).

IsAlpha8859 — Tests a character or string for ASCII Letters and ISO-8859 Latin letter character(s).

IsAlphaNumeric — Tests a character for character ASCII letters or numbers.

IsAlphaNumeric8859 — Tests a character or string for ASCII letters, numbers and ISO-8859 Latin letter character(s).

IsExtendedAlpha — Tests a character to see if it is part of ISO-8859 latin alpha set commonly used in English.

Platform Support

Go13, Go16, GoFiler Complete, GoFiler Corporate, GoFiler, GoFiler Lite, GoXBRL

Legato IDE, Legato Basic

 

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GoFiler Legato Script Reference — Generated on 04/22/2024

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