补全下面代码，判断变量 a 是否为 array 数组。 <!doctype html> <html> <head> <meta charset="utf-8"> <title>instanceof 类型判断</title> </head> <body> <script> var a = new array(); if( a==array() ){ document.write("a 是一个数组类型"); } else { document.write("a 不是一个数组类型"); } </script> </body> </html>
<!doctype html> <html> <head> <meta charset="utf-8"> <title>instanceof 类型判断</title> </head> <body> <script> var a = new Array(); // 修改此行，将array改为Array if(a instanceof Array){ document.write("a 是一个数组类型"); } else { document.write("a 不是一个数组类型"); } </script> </body> </html> [2024-05-20 21:58:29 | AI写代码神器 | 115点数解答]
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