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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"/> | |
<title>Unique Array Based on Property #jsbench #jsperf</title> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/benchmark/1.0.0/benchmark.min.js"></script> | |
<script src="./suite.js"></script> | |
</head> | |
<body> | |
<h1>Open the console to view the results</h1> |
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import React from "react"; | |
import { useGlobalState } from "./GlobalStateProvider"; | |
const PageTwo = () => { | |
const { state } = useGlobalState(); | |
return ( | |
<div> | |
<h1>State from PageOne:</h1> |
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import React from "react"; | |
import { useHistory } from "react-router-dom"; | |
import { useForm } from "react-hook-form"; | |
import { useGlobalState, GlobalStateInterface } from "./GlobalStateProvider"; | |
const PageOne = () => { | |
const history = useHistory(); | |
const { handleSubmit, register } = useForm(); | |
const { setState } = useGlobalState(); |
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import React from "react"; | |
import { Route, Switch } from "react-router-dom"; | |
import { GlobalStateProvider } from "./GlobalStateProvider"; | |
import PageOne from "./PageOne"; | |
import PageTwo from "./PageTwo"; | |
function App() { | |
return ( | |
<Switch> |
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import React, { createContext, useState, useContext, Dispatch, SetStateAction } from "react"; | |
export interface GlobalStateInterface { | |
firstname: string; | |
lastname: string; | |
age: string; | |
} | |
const GlobalStateContext = createContext({ | |
state: {} as Partial<GlobalStateInterface>, |
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const useGlobalState = () => { | |
const context = useContext(GlobalStateContext); | |
if (!context) { | |
throw new Error("useGlobalState must be used within a GlobalStateContext"); | |
} | |
return context; | |
}; |
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const GlobalStateProvider = ({ | |
children, | |
value = {} as GlobalStateInterface, | |
}: { | |
children: React.ReactNode; | |
value?: Partial<GlobalStateInterface>; | |
}) => { | |
const [state, setState] = useState(value); | |
return ( | |
<GlobalStateContext.Provider value={{ state, setState }}> |
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const GlobalStateContext = createContext({ | |
state: {} as Partial<GlobalStateInterface>, | |
setState: {} as Dispatch<SetStateAction<Partial<GlobalStateInterface>>>, | |
}); |
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export interface GlobalStateInterface { | |
firstname: string; | |
lastname: string; | |
age: string; | |
} |
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