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Sep 19th, 2019
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  1. // array //
  2.  
  3. // remove
  4. state.filter(element => element !== condition)
  5.  
  6. // add
  7. [...state, element]
  8.  
  9. // replace
  10. state.map(element > element === condition ? newElement : element)
  11.  
  12. // Object //
  13.  
  14. // remove
  15. {...state, key: undefined} // not ideal way
  16. _.omit(state, "key") // using lodash lib
  17.  
  18.  
  19. // add
  20. {...state, key: value}
  21.  
  22. // replace
  23. {...state, key: value}
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