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Commands are shown in a combination of uppercase and lowercase letters, where the capital letters indicate the minimum abbreviation.
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Note:
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This convention does not mean that the second part of the command must be typed in lowercase letters; commands may be entered in any combination of uppercase and lowercase letters.
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Command arguments are shown in lowercase letters. These are just descriptions of what you need to enter. For example:
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Points marked with a plus sign (+) are option junctions which allow you to input any one of the commands to the right of the junction. For example:
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means you can type in ABC or PQR or any command allowed by the syntax given in diagram <dia> or just press Enter to get the default option.
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Points marked with an asterisk (*) are loop back junctions. Command options following these may be repeated as required. For example:
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means that you can enter any combination of option1 and/or option2 and/or option3, where the options can be commands, other syntax diagrams, or command arguments.
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