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Synergy DBL Statements

A statement is the smallest standalone unit in Synergy DBL that directs the computer to take a specific action.

Introduction to statements

Statement syntax

ACCEPT – Receive a character from a specified channel

ADDHANDLER – Register a method as an event handler for an event

AWAIT – Wait for an asynchronous task to complete

BEGINEND – Begin and end a compound statement

CALL – Call an internal subroutine

CASEENDCASE – Select a statement from a set of statements

CLASSENDCLASS – Define a class

CLEAR – Clear a variable

CLOSE – Close a channel

COMMONENDCOMMON – Define a shared data record

DATA – Add a local stack variable declaration

DECR – Decrement a numeric variable

DELEGATEENDDELEGATE – Declare a delegate

DELETE – Delete a record from an ISAM file

DETACH – Disconnect program from terminal

DISPLAY – Send output to a device or file

DO FOREVER – Repeatedly execute a statement

DOUNTIL – Repeatedly execute a statement

END – End a routine

ENDPARAMS – End parameter list

ENUM – Declare an enumeration

EVENT – Declare an event

EXIT – Terminate a BEGINEND block

EXITLOOP – Terminate a loop

EXITTRY – Exit a TRY statement

EXTERNAL FUNCTIONENDEXTERNAL – Declare an external function

FIND – Find a record

FLUSH – Flush all buffers

FORDO – Repeatedly execute a statement

FORFROMTHRU – Repeatedly execute a statement

FORUNTILDO – Repeatedly execute a statement (alternate)

FOREACH – Iterate sequentially through elements in a collection

FORMS – Process ASCII control codes

FRETURN – Return a value to the calling routine

FUNCTIONENDFUNCTION – Define a function

GET – Receive data from a channel

GETS – Get sequential binary data

GLOBALENDGLOBAL – Define a global data section

GOTO – Transfer program control

GROUPENDGROUP – Define a group

IF – Conditionally execute a statement

IFTHENELSE – Conditionally execute one of two statements (alternate)

IMPORT – Import namespaces

INCR – Increment a numeric variable

INIT – Initialize a named data structure to its default values

INTERFACEENDINTERFACE – Declaring an interface

LAMBDA – Declare a lambda function

LITERALENDLITERAL – Define a literal

LOCASE – Convert uppercase characters to lowercase

LPQUE – Queue a file for printing by the system

MAINENDMAIN – Explicitly define a main routine

MERGE – Combine two or more files

METHODENDMETHOD – Define a method

MRETURN – Return control from a method

NAMESPACEENDNAMESPACE – Define a namespace

NEXTLOOP – Terminate current loop iteration

NOP – Perform no operation

OFFERROR – Disable runtime errors traps

ONERROR – Enable trapping of runtime errors

OPEN – Open a channel

PROCEND – Begin and end the procedure division

PROPERTYENDPROPERTY – Declaring a property

PURGE – Purge a channel

PUT – Write fixedlength data

PUTS – Write sequential fixedlength data

RAISEEVENT – Execute all registered event handlers

READ – Read a specified record

READS – Read the next sequential record

RECORDENDRECORD – Define a data record

RECV – Receive a message

REMOVEHANDLER – Unregister a registered event handler

REPEAT – Repeatedly execute a statement

RETURN – Return control from a subroutine

SEND – Send a message

SET – Assign a value to a set of variables

SLEEP – Suspend program execution

SORT – Sort a file

STOP – Terminate program execution

STORE – Store a record to an ISAM file

STRUCTUREENDSTRUCTURE – Define how data is laid out

SUBROUTINEENDSUBROUTINE – Define an external subroutine

THROW – Throw an exception

TRYCATCHFINALLYENDTRY – Handle exceptions

UNLOCK – Release a record lock on a channel

UPCASE – Convert lowercase characters to uppercase

USINGENDUSING – Conditionally execute a statement

USINGRANGE – Conditionally execute a statement with a range

WHILE – Repeatedly execute a statement

WRITE – Write a record to a file

WRITES – Write the next sequential record to a channel

XCALL – Call an external subroutine or function

XRETURN – Return control to a calling routine

YIELD – Signal an iterator block

Input and output statement qualifiers

ALLOC – Preallocate a number of blocks

BKTSIZ – Set bucket size

BLKSIZ – Set block size

BUFNUM – Set number of process local I/O buffers

BUFSIZ – Set buffer size

CONTIG – Allocate contiguity of a file

DEQ – Set number of blocks to add

DIRECTION – Set direction of a READS

FDL – Specify an FDL or XDL string or file specification

GETRFA – Return a record’s RFA

GUIWND – Open a new application window

KEYNUM – Specify a key of reference

LOCK – Control record locking

MASK – Specify activation characters

MATCH – Define how a record is located

NOFILL – Prevent the data area from being padded with blanks

OPTIONS – Specify runtime options

POSITION – Define the file position

RECSIZ – Specify a record size for a file

RECTYPE – Define the type of records to write to a file

RFA – Locate record with the specified RFA

SHARE – Control file access

TEMPFILE – Define an intermediate file for output mode

WAIT – Specify wait time for an I/O statement to finish processing

Record locking

Record file addresses (RFAs)