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javascript object 操作メモ

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appendHasAry
var tempObj = {Area:["tiyodaku","minatoku","tyuuouku"], range: "0km-10km"};
// 配列だった場合の追加の作法
if(tempObj.Area instanceof Array) {
  console.log( tempObj.Area.length + 'array' );
  tempObj.Area[tempObj.Area.length] = "add area";
  console.log( tempObj );
} else {
  console.log('tempObj.Area not array');
}

// 配列じゃなかった場合の追加の作法
if(tempObj.range instanceof Array) {
  console.log( tempObj.range.length + 'array' );
} else {
  console.log( tempObj.range + 'array' );
  tempObj.range = [tempObj.range,"add range"];
  console.log( tempObj );
}
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