Files
harbour-core/harbour/website/samples/codebloc.prg.html
Viktor Szakats 300160d8b0 2012-09-22 12:05 UTC+0200 Viktor Szakats (harbour syenar.net)
+ website
    + Added Harbour website (except art, docs and stat subdirs)
    ; TODO: configure automatic mechanism to extract site from
            here and regularly updload to sf.net web area
    ; TODO: Clean HTML code, remove unused picture/files, avoid JS
            Any takers?
    ; NOTE: Please make modifications to website code only in
            SVN, then upload the content to web server manually.
            IOW never update on web server directly.
2012-09-22 10:17:39 +00:00

144 lines
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3c.org/TR/1999/REC-html401-19991224/loose.dtd">
<HTML xmlns="http://www.w3.org/1999/xhtml"><HEAD><TITLE>codebloc.prg</TITLE>
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<META content="MSHTML 6.00.6000.16386" name=GENERATOR>
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<PRE><CODE><SPAN style="FONT: 10pt Courier New"><SPAN class=any1-comment>// codeblocks test
</SPAN><SPAN class=any1-reservedword>function</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-variable>Main</SPAN><SPAN class=any1-symbol>()
</SPAN><SPAN class=any1-reservedword>local</SPAN><SPAN class=any1-space> B := </SPAN><SPAN class=any1-string>"this will never print"
</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-reservedword>local</SPAN><SPAN class=any1-space> a := { |b,c| </SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-string>"I am a codeblock"</SPAN><SPAN class=any1-space> + b + c ) }
</SPAN><SPAN class=any1-reservedword>local</SPAN><SPAN class=any1-space> d
</SPAN><SPAN class=any1-reservedword>local</SPAN><SPAN class=any1-space> de
</SPAN><SPAN class=any1-reservedword>local</SPAN><SPAN class=any1-space> ar := { </SPAN><SPAN class=any1-number>1</SPAN><SPAN class=any1-symbol>, </SPAN><SPAN class=any1-number>2</SPAN><SPAN class=any1-space> }
</SPAN><SPAN class=any1-reservedword>local</SPAN><SPAN class=any1-space> crlf:=</SPAN><SPAN class=any1-function>CHR</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-number>13</SPAN><SPAN class=any1-symbol>)+</SPAN><SPAN class=any1-function>chr</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-number>10</SPAN><SPAN class=any1-symbol>)
</SPAN><SPAN class=any1-reservedword>local</SPAN><SPAN class=any1-space> YY, X
</SPAN><SPAN class=any1-reservedword>local</SPAN><SPAN class=any1-space> x1, x2
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-string>"this should print first"</SPAN><SPAN class=any1-space> )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
</SPAN><SPAN class=any1-function>Eval</SPAN><SPAN class=any1-symbol>( a, </SPAN><SPAN class=any1-string>" with parameters"</SPAN><SPAN class=any1-symbol>, </SPAN><SPAN class=any1-string>" ... and it works!"</SPAN><SPAN class=any1-space> )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
d =</SPAN><SPAN class=any1-string>"with access to local variables"
</SPAN><SPAN class=any1-space> a ={ |b,c| </SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-string>"I am a second codeblock "</SPAN><SPAN class=any1-space> +d +b +;
</SPAN><SPAN class=any1-variable>IIF</SPAN><SPAN class=any1-symbol>(c==NIL, </SPAN><SPAN class=any1-string>' empty second parameter '</SPAN><SPAN class=any1-symbol>, c)), </SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>(crlf), </SPAN><SPAN class=any1-string>"WITH return value"</SPAN><SPAN class=any1-space> }
</SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( a, </SPAN><SPAN class=any1-string>", codeblock parameters"</SPAN><SPAN class=any1-space> )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
</SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( a, </SPAN><SPAN class=any1-string>", codeblock parameters "</SPAN><SPAN class=any1-symbol>, </SPAN><SPAN class=any1-string>"and with second parameter"</SPAN><SPAN class=any1-space> )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-variable>MyEval</SPAN><SPAN class=any1-symbol>( a ) )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
</SPAN><SPAN class=any1-variable>OtherTest</SPAN><SPAN class=any1-symbol>( a )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
</SPAN><SPAN class=any1-variable>AnotherTest</SPAN><SPAN class=any1-symbol>( a, </SPAN><SPAN class=any1-string>"==&gt; Another "</SPAN><SPAN class=any1-space> )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
a ={|c| </SPAN><SPAN class=any1-variable>IIF</SPAN><SPAN class=any1-symbol>( c=NIL, {|a| </SPAN><SPAN class=any1-string>"First "</SPAN><SPAN class=any1-symbol>+a}, {|a| </SPAN><SPAN class=any1-string>"Second "</SPAN><SPAN class=any1-symbol>+a}) }
a =</SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( a )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( a, </SPAN><SPAN class=any1-string>"codeblock created in a codeblock"</SPAN><SPAN class=any1-space> ) )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( ar[ </SPAN><SPAN class=any1-number>1</SPAN><SPAN class=any1-space> ] )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
a :={|| ar[ </SPAN><SPAN class=any1-number>1</SPAN><SPAN class=any1-space> ]++}
</SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( a )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( ar[ </SPAN><SPAN class=any1-number>1</SPAN><SPAN class=any1-space> ] )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
yy :=</SPAN><SPAN class=any1-number>5
</SPAN><SPAN class=any1-space> x :={|xx| </SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-variable>LTRIM</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-function>STR</SPAN><SPAN class=any1-symbol>(xx))), </SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-string>"+"</SPAN><SPAN class=any1-symbol>), </SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-variable>LTRIM</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-function>STR</SPAN><SPAN class=any1-symbol>(yy))), </SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-string>"="</SPAN><SPAN class=any1-symbol>), xx + yy }
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( x, </SPAN><SPAN class=any1-number>1</SPAN><SPAN class=any1-space> ) ) </SPAN><SPAN class=any1-comment>//this is OK
</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( CRLF )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( x, </SPAN><SPAN class=any1-number>1</SPAN><SPAN class=any1-symbol>, </SPAN><SPAN class=any1-number>2</SPAN><SPAN class=any1-space> ) ) </SPAN><SPAN class=any1-comment>//this should ignore unnecesary parameters
</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-function>QOut</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-variable>RetBlock</SPAN><SPAN class=any1-symbol>(), </SPAN><SPAN class=any1-number>5</SPAN><SPAN class=any1-space> ) )
</SPAN><SPAN class=any1-comment>// BugToFix()
</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-string>"Trying to use detached variable ..."</SPAN><SPAN class=any1-space> )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
x1 :=</SPAN><SPAN class=any1-number>5
</SPAN><SPAN class=any1-space> x2 :=</SPAN><SPAN class=any1-number>6
</SPAN><SPAN class=any1-space> de =</SPAN><SPAN class=any1-variable>DetachLocal</SPAN><SPAN class=any1-symbol>( x1, x2 )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( de ) )
</SPAN><SPAN class=any1-comment>//changing the value of variables
</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( crlf )
x1 := </SPAN><SPAN class=any1-number>10
</SPAN><SPAN class=any1-space> x2 := </SPAN><SPAN class=any1-number>11
</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-function>QOut</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( de ) )
de =</SPAN><SPAN class=any1-variable>DetachLocal</SPAN><SPAN class=any1-symbol>( x1, x2 )
</SPAN><SPAN class=any1-function>QOut</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( de ) )
</SPAN><SPAN class=any1-reservedword>return</SPAN><SPAN class=any1-space> nil
</SPAN><SPAN class=any1-reservedword>FUNCTION</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-variable>MyEval</SPAN><SPAN class=any1-symbol>( bCodeBlock )
</SPAN><SPAN class=any1-reservedword>LOCAL</SPAN><SPAN class=any1-space> D:=</SPAN><SPAN class=any1-string>"this is another variable"
</SPAN><SPAN class=any1-reservedword>RETURN</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>(bCodeBlock, </SPAN><SPAN class=any1-string>" from "</SPAN><SPAN class=any1-symbol>, </SPAN><SPAN class=any1-string>"MyEval Function"</SPAN><SPAN class=any1-space> ) )
</SPAN><SPAN class=any1-reservedword>PROCEDURE</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-variable>OtherTest</SPAN><SPAN class=any1-symbol>( cblock )
</SPAN><SPAN class=any1-reservedword>LOCAL</SPAN><SPAN class=any1-space> cb
cb :={|a,b| </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( cblock,a,b ) }
</SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( cb, </SPAN><SPAN class=any1-string>"--&gt; with nested "</SPAN><SPAN class=any1-symbol>, </SPAN><SPAN class=any1-string>"EVAL"</SPAN><SPAN class=any1-space> )
</SPAN><SPAN class=any1-reservedword>RETURN
PROCEDURE</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-variable>AnotherTest</SPAN><SPAN class=any1-symbol>( cb, a )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( cb, a ) )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>chr</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-number>13</SPAN><SPAN class=any1-symbol>)+</SPAN><SPAN class=any1-function>chr</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-number>10</SPAN><SPAN class=any1-symbol>) )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( cb, a, </SPAN><SPAN class=any1-string>"again and again"</SPAN><SPAN class=any1-space> ) )
</SPAN><SPAN class=any1-function>OutStd</SPAN><SPAN class=any1-symbol>( </SPAN><SPAN class=any1-function>chr</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-number>13</SPAN><SPAN class=any1-symbol>)+</SPAN><SPAN class=any1-function>chr</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-number>10</SPAN><SPAN class=any1-symbol>) )
</SPAN><SPAN class=any1-reservedword>RETURN
FUNCTION</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-variable>DetachLocal</SPAN><SPAN class=any1-symbol>( x, y )
</SPAN><SPAN class=any1-comment>//NOTE! this should work
</SPAN><SPAN class=any1-reservedword>LOCAL</SPAN><SPAN class=any1-space> z:=x+y
</SPAN><SPAN class=any1-reservedword>LOCAL</SPAN><SPAN class=any1-space> cb:={|| </SPAN><SPAN class=any1-function>QOut</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-string>"z=x+y="</SPAN><SPAN class=any1-symbol>), </SPAN><SPAN class=any1-function>QOut</SPAN><SPAN class=any1-symbol>(z), </SPAN><SPAN class=any1-function>QOut</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-string>"x*x="</SPAN><SPAN class=any1-symbol>), </SPAN><SPAN class=any1-function>QOut</SPAN><SPAN class=any1-symbol>(x*x), </SPAN><SPAN class=any1-function>QOut</SPAN><SPAN class=any1-symbol>(</SPAN><SPAN class=any1-string>"x*x+z="</SPAN><SPAN class=any1-symbol>), x*x+z}
</SPAN><SPAN class=any1-reservedword>RETURN</SPAN><SPAN class=any1-symbol>( cb )
</SPAN><SPAN class=any1-reservedword>PROCEDURE</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-variable>BugToFix</SPAN><SPAN class=any1-symbol>()
</SPAN><SPAN class=any1-reservedword>LOCAL</SPAN><SPAN class=any1-space> b, a := {|| a+b }
b =</SPAN><SPAN class=any1-string>"bug "
</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-function>EVAL</SPAN><SPAN class=any1-symbol>( a )
</SPAN><SPAN class=any1-reservedword>RETURN
FUNCTION</SPAN><SPAN class=any1-space> </SPAN><SPAN class=any1-variable>RetBlock</SPAN><SPAN class=any1-symbol>()
</SPAN><SPAN class=any1-reservedword>RETURN</SPAN><SPAN class=any1-symbol>( {|x| x*x} )
</SPAN></SPAN>
</CODE></PRE></BODY></HTML>