技术问答string杞璞?濡備綍楂樻晥瀹炵幇 - 扬州沐宇科技

鍦↗avaScript涓紝鍙互浣跨敤JSON.parse()鏂规硶灏嗗瓧绗︿覆杞崲涓哄璞°€傝繖鏄竴绉嶉珮鏁堢殑鏂规硶锛屽洜涓哄畠鍐呯疆鍦↗avaScript璇█涓紝骞朵笖鍏锋湁寰堝ソ鐨勬€ц兘銆傜ず渚嬪涓嬶細

let jsonString = '{"name": "John", "age": 30}';
let obj = JSON.parse(jsonString);
console.log(obj); // {name: "John", age: 30}

鍙﹀锛屽鏋滆灏嗗瓧绗︿覆杞崲涓篔avaScript瀵硅薄锛岃繕鍙互浣跨敤eval()鏂规硶銆備絾鏄渶瑕佹敞鎰忕殑鏄紝eval()鏂规硶浼氭墽琛屽瓧绗︿覆涓殑浠讳綍JavaScript浠ｇ爜锛屽洜姝ゅ彲鑳藉瓨鍦ㄥ畨鍏ㄩ闄╋紝搴旀厧鐢ㄣ€傜ず渚嬪涓嬶細

let jsonString = '{"name": "John", "age": 30}';
let obj = eval(`(${jsonString})`);
console.log(obj); // {name: "John", age: 30}

寤鸿浼樺厛浣跨敤JSON.parse()鏂规硶杩涜瀛楃涓插埌瀵硅薄鐨勮浆鎹紝鍥犱负瀹冩槸鏇村姞瀹夊叏鍜岄珮鏁堢殑鏂规硶銆?/p>