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<!DOCTYPE html> <html> <body> <h2>将以 JSON 格式编写的字符串转换为 JavaScript 对象。</h2> <p id="demo"></p> <script> var myJSON = '{"name":"John", "age":31, "city":"New York"}'; var myObj = JSON.parse(myJSON); document.getElementById("demo").innerHTML = myObj.name; </script> </body> </html>