问题描述
以下是我要上传的数据集的链接:https://www.kaggle.com/zynicide/wine-reviews?select=winemag-data-130k-v2.csv
我将数据集和R Notebook保存到了桌面上的同一文件夹中。
这是我的代码:
$features = $surrender->character->image->features()->get();
$totalCost = 0;
foreach ($features as $traits) {
$rarity = Rarity::where('id',$traits->rarity_id)->first();
switch ($rarity->name) {
// e.g if the rarity name returns rare,the cost is 100
case 'rare':
$totalCost += 100;
break;
}
}
这是我的错误:file(file,“ rt”)中的错误:无法打开连接
解决方法
我们需要带有扩展名的完整文件名
wine <- read.table("winemag.data_first150k.csv",sep = ",",header = TRUE,quote = "",fill = TRUE)
下载数据后尝试代码
wine <- read.csv(file.choose(),fill = TRUE)
dim(wine)
#[1] 150930 11