10.07.2015 Views

Programming Guide - Actian

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procedureprocedure handle (ProcHandle object)procedure statementreference variablescriptselect loopsimple variablesource breakpointstatementA procedure is a named piece of code that performs a single task.A procedure handle (ProcHandle object) represents a global or local procedureand the scope in which to execute it.The procedure statement defines a 4GL procedure. This statement declares theparameters for the procedure and provides the actual processing statements.A reference variable is a variable that points to an object of a given class,letting you access the value of an object.A script is a set of statements that define the actions performed by aprocedure or frame.A select loop is a block of 4GL statements that are performed on each rowreturned by the select statement. The loop ends when there are no more rowsor an endloop statement is encountered.A simple variable is a single data item. It contains only one value.A source breakpoint is a defined place in a script where the application passescontrol to the Debugger. Source breakpoints can pass control to the Debuggeronly between statements.A statement is an operation that you place within a program or calledprocedure.Glossary 497

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