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JSON 值轉換

key ole str code gif 正常 color stringify obj

 1     var Txt = ‘{"a":"1","b":"5","c":"5","d":"6"}‘;
 2     var arr1 = JSON.parse(Txt);
 3     console.log(arr1)
 4 //    Object {a: "1", b: "5", c: "5", d: "6"}
 5 //    parse轉換的必須是正宗json值   如上
 6     var txt = {"a":"1","b":"5","c":"5","d":"6"};
 7     var arr = JSON.stringify(txt);
 8     console.log(arr)
9 // {"a":"1","b":"5","c":"5","d":"6"} 10 // stringify可以正常轉對象 11 var ttt = {a:"1",b:"5",c:"5",d:"6"} 12 var arr2 = Object.keys(ttt) 13 console.log(arr2) 14 // ["a", "b", "c", "d"] 15 // Object.keys吧對象值都拿出來

JSON 值轉換