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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" |
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"http://www.w3.org/TR/html4/strict.dtd"> |
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<HTML> |
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<HEAD> |
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> |
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<TITLE>Identifiers and reserved words</TITLE> |
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<META http-equiv="Content-Style-Type" content="text/css"> |
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<link rel="stylesheet" href="../../style.css" type="text/css"> |
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</HEAD> |
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<BODY> |
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<h1>Identifiers and reserved words</h1> |
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<h2>1) Variable identifiers</h2> |
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<p> |
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The first character must be an alphabetic (A-Z, a-z) or an underscore character "_". Subsequent characters can be alphabetic, underscore or numeric (0-9). Variable identifiers are not case sensitive. The maximum length is 32. |
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</p> |
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<pre> |
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Example: |
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VARIABLE |
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_flag |
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</pre> |
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<h2>2) Label identifiers</h2> |
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<p> |
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Label identifiers consist of alphabetic, underscore or numeric characters, and are not case sensitive. The maximum length is 32. |
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</p> |
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<pre> |
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Example: |
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label1 |
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100 |
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</pre> |
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<h2>3) Reserved words</h2> |
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<p> |
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The following words are reserved: |
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</p> |
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<pre> |
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[Command] |
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bplusrecv, bplussend, changedir... (see the <A HREF="../command/index.html">command list</A>) |
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[Operator] |
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and, not, or, xor |
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[System variable] |
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groupmatchstr1, groupmatchstr2, groupmatchstr3, groupmatchstr4, groupmatchstr5, |
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groupmatchstr6, groupmatchstr7, groupmatchstr8, groupmatchstr9, inputstr, |
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matchstr, param2, param3, param4, param5, param6, param7, param8, param9, |
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result, timeout |
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</pre> |
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</BODY> |
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</HTML> |
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