global variable
noun[C]
ITukusasymbolused in acomputerprogramthat canrepresentanydata
Examplesofglobal variable
global variable
According to the analogy, the customers are threads, identified by the letter "i", obtained from aglobalvariable.
From
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This example is from Wikipedia and may be reused under a CC BY-SA license.The setting of aglobalvariablecan create side effects that are hard to locate and predict.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
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This example is from Wikipedia and may be reused under a CC BY-SA license.A situation like this usually calls for aglobalvariable.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
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This example is from Wikipedia and may be reused under a CC BY-SA license.Aglobalvariablewith a cloud type has, or will have, its value synchronized with storage provided in the cloud.
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This example is from Wikipedia and may be reused under a CC BY-SA license.Normally, a random canary is generated at program initialization, and stored in aglobalvariable.
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This example is from Wikipedia and may be reused under a CC BY-SA license.In theory, this function could affect aglobalvariable, call other non-runtime constant functions, etc.
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This example is from Wikipedia and may be reused under a CC BY-SA license.Thatglobalvariablemust be saved and restored, so that the scheme doesn't break under recursion: dynamic variable rebinding takes care of this.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
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This example is from Wikipedia and may be reused under a CC BY-SA license.A local variable of the same name can shield theglobalvariablefrom access, again leading to harder-to-understand code.
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This example is from Wikipedia and may be reused under a CC BY-SA license.The lastglobalvariablesubtree may be referenced indirectly by a caret and the last subscript; this is referred to as a naked reference.
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This example is from Wikipedia and may be reused under a CC BY-SA license.Careless replacement of the value of aglobalvariableis at the heart of bugs caused by use of global variables.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
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This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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