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| const themeMap = { | |
| dark: "light", | |
| light: "dark", | |
| }; | |
| const theme = localStorage.getItem('theme') || Object.keys(themeMap)[0]; | |
| const bodyClass = document.body.classList; | |
| bodyClass.add(theme); | |
| function toggleTheme() { | |
| const current = localStorage.getItem('theme'); | |
| const next = themeMap[current]; | |
| bodyClass.replace(current, next); | |
| localStorage.setItem('theme', next); | |
| } | |
| document.getElementById('themeButton').onclick = toggleTheme; |