REF
NAME
ref - Return the value of a variable
SYNOPSIS
ref (string);
DESCRIPTION
This function is used to return the content of a variable.
The parameter string containt the name of the variable.
EXAMPLES
         a=5;
        b1 = "a";
        ref("b" .+ "1");
return a
        a=5;
        b1 = "a";
        ref(ref("b" .+ "1"));
ruturn res=5.
        a="/html/test8.sn";
        b = "a";
        if ref(b) eq a then
            "ok";
        else
            "beeug";
        endif
return res=ok.
        a="/html/test8.sn";
        b = "a";
        if ref("a") eq a then
            "ok";
        else
            "beeug";
        endif
return res=ok.
        a="/html/test8.sn";
        b = "a";
        if a eq ref("a") then
            "ok";
        else
            "beeug";
        endif
return res=ok.
        a="/html/test8.sn";
        b = "a";
        if -e ref(b) then
            "ok";
        else
            "beeug";
        endif
return res=ok.
        abc = 5;
        a = "a";
        b = "b";
        c = "c";
        ref(a .+ b .+ c);
return res=5.
        abc = 5;
        a = "a";
        b = "b";
        c = "c";
        d = "d";
        ref(a .+ b .+ c .+ d);
return res=.
        abc = 5;
        a = "5";
        b = "1";
        c = "2";
        d = "3";
        ref(a .+ b .+ c .+ d);
return res=.
SEE ALSO
AUTHOR
Written by Pierre Laplante, <laplante@sednove.com>
MODIFICATIONS
1.0 2014-09-09 21:24:14 laplante@sednove.com
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