Read Environment Text Area Variables

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# Read Environment Text Area Variables

Subroutine Name | Executable Example | Viewable Example
--- | --- | ---
W3READ-ENVIRONMENT-TEXTAREA | E3ENVTX | E3ENVTX E3ENVTX1

> Description

>   Reads a variable set by a text area tag and separates the text lines.

> Parameters

>       1 W3START            (I4)       /* io/m : Offset to be started at
>       *                               /*        out: 0 no occurrences
>       *                               /*        out: >0 more occurrences
>       1 W3NAME             (A072)     /* i /m : Name of variable
>       1 W3VALUESERVER      (A1)       /* i /m : Search for variables in
>       *                               /*        'S' server
>       *                               /*        'P' page or URL
>       *                               /*        ' ' both
>       1 W3ARRAYCOUNTER     (A250/1:V) /* io/m : Length of array,
>                                       /*        returned values
>       1 W3ARRAYVALUE       (I4/1:V)   /*  o/m : Value of variables
>       1 W3ARRAYVALUELENGTH (I4)       /*  o/m : Length of variables
>       1 W3ARRAYMAXIMUM                /*  o/m : Total number of variables

> How To Invoke

>       PERFORM W3READ-ENVIRONMENT-TEXTAREA W3START W3NAME
>               W3VALUESERVER W3ARRAYCOUNTER(*)
>               W3ARRAYVALUE(*) W3ARRAYVALUELENGTH(*)
>               W3ARRAYMAXIMUM