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DarkMistyRoom
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Oct 24, 2023
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| if (action.type === 'addProperties') { | ||
| Object.assign(state, action.extraData); | ||
| } | ||
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| if (action.type === 'removeProperties') { | ||
| for (let i = 0; i < action.keysToRemove.length; i++) { | ||
| if (action.keysToRemove[i] in state) { | ||
| delete state[action.keysToRemove[i]]; | ||
| } | ||
| } | ||
| } | ||
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| if (action.type === 'clear') { | ||
| for (const value in state) { | ||
| delete state[value]; | ||
| } | ||
| } |
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If you have predetermined amount of options it is better to use switch/case structure instead of multiple
if/else blocks
| */ | ||
| function transformState(state, actions) { | ||
| // write code here | ||
| for (let key = 0; key < actions.length; key++) { |
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you can use for of here as far you don't need to know the index
| } | ||
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| if (action.type === 'removeProperties') { | ||
| for (let i = 0; i < action.keysToRemove.length; i++) { |
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