Understanding

Function CurryingJavascript / AS3

Thomas BurlesonDigital Solutions Architect

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Anonymous Functions

Function CurryingClosures

Partial Applications

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Combine function with variables to create new function.

Function Currying:

Variables are cached [captured] as function argumentsOuter variables are accessed via closure scope by inner Function

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Explore existing Javascript code

Function Currying But how/why do we use

Refactor code (to remove verbosity)

Apply DRY concept

Concise Code, Easy Maintenance

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Anonymous Functions

Function Currying

Closures

Existing Code

Refactoring with DRY

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REST Service (asynchronous)

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Not DRY Verbose!Difficult to maintain

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Uses 'function currying'at two (2) levels :

onSuccess()

forClass()

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Video Tutorial (click to run)

Source Code

(click to download)

Sunday, April 29, 12