System Functions
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RCD( ) |
Return Next Record |
RCD(chan[,fileopt])
Where:
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chan |
Channel or logical file number of the file from which to read the data. |
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fileopt |
Supported file options (see
File Options): |
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BSY=stmtref |
Traps Error #0: Record/file busy |
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DIR=num |
Direction indicator (not supported with [WDX] tag) |
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DOM=stmtref |
Missing record transfer |
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END=stmtref |
End-of-File transfer |
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ERR=stmtref |
Error transfer |
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IND=num |
Record index |
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KEY=string$/num |
Record key |
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KNO=num | name$ |
File access key number (num) or name (name$) |
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REC=name$ |
Record prefix (REC=VIS(string$) can also be used) |
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RNO=num |
Record number |
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RTY=num |
Number of retries (one second intervals) |
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SIZ=num |
Number characters to read |
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TBL=stmtref |
Data translation table |
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TIM=num |
Maximum time-out value in integer seconds |
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stmtref |
Program line number or statement label to which to transfer control |
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Contents of next or given record.
The RCD( ) function returns the contents of either the next record in the given file or of the record identified in a KEY=, RNO=, or IND= option. PxPlus effectively issues a READ RECORD directive when it encounters this function and returns the contents of the given record.
READ RECORD Read Record from File
0010 open (13)"\CONFIG.SYS"
0020 print rcd(13,end=0040)
0030 goto 0020
0040 stop
->run
rem device=c:\other\tools\ziptools\aspippm1.sys
FILE=NIBBLE.ILM
SPEED=10
QUIET