AO function precompiled objects

Precompiled function AO (Activation Object) Object

AO target load order

1. Create a target AOAO{}

AO{
 }
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2. All parameters and variables declared within the function (name) stored in the AO object, value is undefined

AO{
  a: undefined,
  b: undefined,
  c: undefined,
 }
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3. The parameter arguments and unified

AO{
  a: 1,
  b: 2,
  c: undefined,
 }
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4. The multi-function name some function declarations as AO object key, a function of the overall content value stored in the object ao

AO{
  a: function a(){},
  b: 2,
  c: undefined,
 }
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The above initialization is completed, the internal function code execution

• Print a // [Function: a]
• c = 3
• Print c // 3
• Printing b // 2
• b = function c(){}
• Print b // [Function: c]

Reproduced in: https: //juejin.im/post/5ced39ed51882530be7b190a