JavaScript JSON stringify() Metode
Contoh
Merangkai objek JavaScript:
var obj = { "name":"John", "age":30, "city":"New York"};
var myJSON =
JSON.stringify(obj);
document.getElementById("demo").innerHTML = myJSON;
Lebih banyak contoh "Coba Sendiri" di bawah ini.
Definisi dan Penggunaan
Metode JSON.stringify() mengonversi objek JavaScript menjadi string.
Saat mengirim data ke server web, data harus berupa string.
Dukungan Peramban
Angka-angka dalam tabel menentukan versi browser pertama yang sepenuhnya mendukung metode ini.
| Method | |||||
|---|---|---|---|---|---|
| stringify() | 4.0 | 8.0 | 3.5 | 4.0 | 11.5 |
Sintaksis
JSON.stringify(obj, replacer, space)
Nilai Parameter
| Parameter | Description |
|---|---|
| obj | Required. The value to convert to a string |
| replacer | Optional. Either a function or an array used to transform the result. The replacer is called for each item. |
| space | Optional. Either a String or a Number. A string to be used as white space (max 10 characters), or a Number, from 0 to 10, to indicate how many space characters to use as white space. |
Detail Teknis
| Nilai Kembali: | Sebuah benang |
|---|---|
| Versi JavaScript: | ECMAScript 5 |
Lebih Banyak Contoh
Contoh
Menggunakan fungsi pengganti :
/*replace the value of "city" to upper case:*/
var obj = { "name":"John",
"age":"39", "city":"New York"};
var text = JSON.stringify(obj, function
(key, value) {
if (key == "city") {
return value.toUpperCase();
} else {
return value;
}
});
Contoh
Menggunakan parameter spasi :
/*Insert
10 space characters for each white space:*/
var obj = { "name":"John",
"age":"39", "city":"New York"};
var text = JSON.stringify(obj,
null, 10);
Contoh
Menggunakan parameter spasi :
/*Insert
the word SPACE for each white space:*/
var obj = { "name":"John",
"age":"39", "city":"New York"};
var text = JSON.stringify(obj,
null, "SPACE");
Halaman Terkait
Tutorial JSON: Pengenalan JSON