JavaScript利用物件去重複值
阿新 • • 發佈：2019-02-01
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Object Test2</title> <script type="text/javascript" charset="utf-8"> function unique(arr) { var obj = {}; for(var i=0; i<arr.length; i++){ obj[arr[i]] = arr[i]; } document.write(obj + '<br>'); var res = []; debugger; for(var attribute in obj){ res.push(obj[attribute]); } return res; } document.write(unique([1,2,3,4,2,4,5,44,3,555])); </script> </head> <body> </body> </html>