JS實現將二維陣列轉為json格式字串操作示例
js 線上工具: https://www.w3schools.com/js/tryit.asp?filename=tryjson_stringify_array
https://www.itread01.com/article/1531366877.html
https://www.w3schools.com/js/js_json_stringify.asp
https://blog.xuite.net/dizzy03/murmur/561072542-%5BJavascript%5D+array+to+json%E3%80%81json+to+array
https://codertw.com/%E7%A8%8B%E5%BC%8F%E8%AA%9E%E8%A8%80/602383/
https://www.itread01.com/content/1517477936.html
<!doctype html>
<html lang="en"><head> <meta charset="utf-8"> <title>json</title> <script> $(function(){ /*******遍歷二維陣列*********/ //定義陣列 var arr=new Array(); arr =[[1,2],[1,2],[1,2],[1,2]]; //初始化二維陣列 var i,j; for(i=0;i<arr.length;i++){ var arr_l=new Array();//獲取二維陣列中的一維陣列 arr_1=arr[i]; //遍歷一維陣列 for(j=0;j<arr_1.length;j++){ //alert(arr_1[j]); // arr_1:表示一位陣列中的值 document.write(arr_1[j]); } } document.write("<br>"); var array = [[10, 100, 1000], [1000, 100, 10]]; // encodeArray2D方法 var jsonStr = encodeArray2D(array); //alert(jsonstr); document.write(jsonStr); document.write("<br>"); // arrayToJson方法 var jsonStr2 = arrayToJson(array); document.write(jsonStr2); }); /** * 將二維陣列轉為 json 字串 */ function encodeArray2D(obj) { var array = []; for (var i = 0; i < obj.length; i++) { array[i] = '[' + obj[i].join(',') + ']'; } return '[' + array.join(',') + ']'; } /** * 將二維陣列轉為 json 字串 */ function arrayToJson(o) { var r = []; if (typeof o == "string") return "\"" + o.replace(/([\'\"\\])/g, "\\$1").replace(/(\n)/g, "\\n").replace(/(\r)/g, "\\r").replace(/(\t)/g, "\\t") + "\""; if (typeof o == "object") { if (!o.sort) { for (var i in o) r.push(i + ":" + arrayToJson(o[i])); if (!!document.all && !/^\n?function\s*toString\s*\{\n?\s*\[native code\]\n?\s*\}\n?\s*$/.test(o.toString)) { r.push("toString:" + o.toString.toString()); } r = "{" + r.join() + "}"; } else { for (var i = 0; i < o.length; i++) { r.push(arrayToJson(o[i])); } r = "[" + r.join() + "]"; } return r; } return o.toString(); }</script></head><body></body></html>
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