global variable


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global variable

[¦glō·bəl ′ver·ē·ə·bəl]
(computer science)
A variable which can be accessed (used or changed) throughout a computer program and is not confined to a single block.

global variable

In programming, a variable that can be used by all modules and functions in the program. The common practice is to keep global variables to a minimum, because they can be manipulated by any routine in the program at any time. Contrast with local variable.
References in periodicals archive ?
GLOBAL variable frequency drives (VFD) manufacturer Invertek Drives has strengthening its presence in North America with a new headquarters near Chicago.
Welshpool firm invests in new US headquarters WELSHPOOL-BASED global variable frequency drives (VFD) innovator and manufacturer, Invertek Drives, has announced it is strengthening its presence in North America with a new US headquarters near Chicago.
118 synchrophasors, iec 61850 mms and mms server file services, mirrored bits, network global variable list (ngvl), iec 61850 goose, and 33 eia-232/eia-485 serial ports.
com)-- Future Market Insights (FMI) delivers key insights on the global variable frequency drive market in its latest report titled "Variable Frequency Drive (VFD) Market: Global Industry Analysis and Opportunity Assessment, 2016 - 2026.
The global variable frequency drives market is estimated to be at USD 19.
Also, the VARX* includes a global variable (oil prices) and deterministic variables (an intercept and trend).
It is a bit dangerous, but some special limitations, such as prohibited change of value of a global variable until a current step of Petri net is not complete, let to avoid hidden links or cyclic references.
php, which uses the php code filters for parsing country type and adds the value in the form of two lower case letter strings to the super global variable.
The first global variable records the level in the explanation tree.
The decision module near the end of the logic diagram routes licensed drivers to an assignment module (octagonal box) that increments a global variable modeling a driver waiting in a queue to move a finished vehicle at Station 3 of the DED through the rest of the decontamination line.
The records of a program (database) provide the code, forms, global variable data and other resources that make up the application.

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