如何使用JavaScript解析JSON数据

本文介绍了如何使用JavaScript解析JSON数据的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！ 问题描述

有人可以告诉我如何获取JSON数据并将其用于javascript吗?

Can someone please show me how I can get my JSON data and use it in javascript?

我的数据看起来像这样...

My data looks like this...

[{ "id": "1", "0": "1", "filename": "CONFIG 1", "1": "CONFIG 1", "setting_name": "Parameter 501", "2": "Parameter 501", "setting_value": "true", "3": "true" }, { "id": "1", "0": "1", "filename": "CONFIG 1", "1": "CONFIG 1", "setting_name": "Parameter 502", "2": "Parameter 502", "setting_value": "true", "3": "true" }, { "id": "1", "0": "1", "filename": "CONFIG 1", "1": "CONFIG 1", "setting_name": "Parameter 503", "2": "Parameter 503", "setting_value": "false", "3": "false" }, { "id": "1", "0": "1", "filename": "CONFIG 1", "1": "CONFIG 1", "setting_name": "Parameter 504", "2": "Parameter 504", "setting_value": "6", "3": "6" }, { "id": "1", "0": "1", "filename": "CONFIG 1", "1": "CONFIG 1", "setting_name": "Parameter 505", "2": "Parameter 505", "setting_value": "16", "3": "16" }, { "id": "1", "0": "1", "filename": "CONFIG 1", "1": "CONFIG 1", "setting_name": "Parameter 506", "2": "Parameter 506", "setting_value": "17", "3": "17" }, { "id": "1", "0": "1", "filename": "CONFIG 1", "1": "CONFIG 1", "setting_name": "Parameter 507", "2": "Parameter 507", "setting_value": "3", "3": "3" }, { "id": "1", "0": "1", "filename": "CONFIG 1", "1": "CONFIG 1", "setting_name": "Parameter 508", "2": "Parameter 508", "setting_value": "19", "3": "19" }, { "id": "1", "0": "1", "filename": "CONFIG 1", "1": "CONFIG 1", "setting_name": "Parameter 509", "2": "Parameter 509", "setting_value": "19", "3": "19" }, { "id": "2", "0": "2", "filename": "CONFIG 2", "1": "CONFIG 2", "setting_name": "Parameter 502", "2": "Parameter 502", "setting_value": "false", "3": "false" }, { "id": "2", "0": "2", "filename": "CONFIG 2", "1": "CONFIG 2", "setting_name": "Parameter 503", "2": "Parameter 503", "setting_value": "true", "3": "true" }, { "id": "2", "0": "2", "filename": "CONFIG 2", "1": "CONFIG 2", "setting_name": "Parameter 504", "2": "Parameter 504", "setting_value": "6", "3": "6" }, { "id": "2", "0": "2", "filename": "CONFIG 2", "1": "CONFIG 2", "setting_name": "Parameter 505", "2": "Parameter 505", "setting_value": "16", "3": "16" }, { "id": "2", "0": "2", "filename": "CONFIG 2", "1": "CONFIG 2", "setting_name": "Parameter 506", "2": "Parameter 506", "setting_value": "17", "3": "17" }, { "id": "2", "0": "2", "filename": "CONFIG 2", "1": "CONFIG 2", "setting_name": "Parameter 507", "2": "Parameter 507", "setting_value": "3", "3": "3" }, { "id": "2", "0": "2", "filename": "CONFIG 2", "1": "CONFIG 2", "setting_name": "Parameter 508", "2": "Parameter 508", "setting_value": "18", "3": "18" }, { "id": "2", "0": "2", "filename": "CONFIG 2", "1": "CONFIG 2", "setting_name": "Parameter 509", "2": "Parameter 509", "setting_value": "19", "3": "19" }, { "id": "2", "0": "2", "filename": "CONFIG 2", "1": "CONFIG 2", "setting_name": "Parameter 501", "2": "Parameter 501", "setting_value": "false", "3": "false" }, false]

基本上我有四个领域... ID，文件名，设置名称和设置值.

Basically I have four fields... id, filename, setting_name and setting_value.

我需要知道如何获取并将其转换为javascript数组，以便可以与逻辑结合使用. N

I need to know how I can get this and convert it into a javascript array, so that I may use it withing my logic. N

推荐答案

o = JSON.parse('your string here'); console.log(o);

jsfiddle/Lenuk/