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1. Dark Theme Hooks with Local Storage ...Dark Theme Hooks with Local Storage for Tailwind css

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   import{useEffect,useState}from"react"

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   exportfunctionuseToggleTheme(){

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   const[theme,setTheme]=useState('dark')

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2. Rupiah number formatterRupiah number formatter

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   exportconstconvertToRupiah=(angka)=>{

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   varrupiah='';

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   varangkarev=angka.toString().split('').reverse().join('');

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   for(vari=0;i<angkarev.length;i++)if(i%3==0)rupiah+=angkarev.substr(i,3)+'.';

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   returnrupiah.split('',rupiah.length-1).reverse().join('');