GetWebVariableLength (open)

Get the total length of the contents of a variable

Syntax

LOADLIB "mod::system/lib/webserver.whlib";

INTEGER FUNCTION GetWebVariableLength(STRING name)

Parameters

STRING name

Name of a variable passed through the URL or a POST request

Return value

INTEGER

The length of the contents of the variable, in bytes

Description

GetWebVariableLength() is used to find the length of the contents of a variable passed through the URL or a POST request. This function can be very usefull to check whether a variable's content is bigger than 4096 bytes, in which case the GetWebVariable() function is of no use, and the GetWebBlobVariable() function should be used.