rehash Rebuilds the hash based on the current hash values for each key. : rehash « Hash « Ruby

1. Ruby
2. Hash
3. rehash

rehash Rebuilds the hash based on the current hash values for each key.

a = [ "a", "b" ]
c = [ "c", "d" ]
h = { a => 100, c => 300 }
h[a]  
a[0] = "z"
h[a]  
h.rehash
h[a]  

 

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