質問編集履歴
2
エラー内容の詳細化
title
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File without changes
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body
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@@ -5,6 +5,17 @@
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5
5
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しかし、
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6
6
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```エラー内容
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7
7
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A non-numeric value encountered
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8
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+
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9
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+
at C:\Users\○○\git\minlabo\database\seeds\Lab_evaluationTableSeeder.php:59
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10
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+
55| 'prof_friendly' => rand(1.0, 5.0),
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11
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+
56| 'prof_jobhunt' => rand(1.0, 5.0),
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12
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+
57| 'prof_network' => rand(1.0, 5.0),
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13
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+
58| 'prof_experience' => rand(1.0, 5.0),
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14
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+
> 59| 'prof_average' => ('prof_care'+'prof_friendly'+'prof_jobhunt'+'prof_network'+'prof_experience') / 5.0,
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15
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+
60| 'job_major' => rand(1.0, 5.0),
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16
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+
61| 'job_small' => rand(1.0, 5.0),
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17
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+
62| 'job_jobhunt' => rand(1.0, 5.0),
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18
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+
63| 'job_recommendation' => rand(1.0, 5.0),
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8
19
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```
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9
20
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というエラーが出て実装できません。
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10
21
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1
ソースコードの添付
title
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File without changes
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body
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@@ -10,4 +10,47 @@
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10
10
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11
11
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上手く複数カラムの平均値をinsertする方法はないでしょうか。
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12
12
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13
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+
```ここに言語を入力
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14
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+
<?php
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15
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+
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16
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+
use Illuminate\Database\Seeder;
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17
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+
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13
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-
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18
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+
class Lab_evaluationTableSeeder extends Seeder
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19
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+
{
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20
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+
/**
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21
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+
* Run the database seeds.
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22
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+
*
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23
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+
* @return void
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24
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+
*/
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25
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+
public function run()
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26
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+
{
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27
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+
$univ_array = [
|
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28
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+
"東京大学","山形大学","北海道大学","徳島大学","島根大学","東北大学",
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|
29
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+
"岡山大学","鳥取大学","新潟大学","熊本大学","佐賀大学","九州大学",
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30
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+
"神戸大学","大阪大学","京都大学","関西大学","慶應大学","早稲田大学",
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31
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+
"岡山理科大学","香川大学","愛媛大学","高知大学","広島大学","近畿大学",
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32
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+
];
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33
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+
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34
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+
$lab_array = [
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35
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+
"佐藤研究室","谷口研究室","田中研究室","神戸研究室","中田研究室","斎藤研究室","神谷研究室","見城研究室",
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36
|
+
"南波研究室","梶崎研究室","服部研究室","坂口研究室","田口研究室","高橋研究室","清水研究室","新見研究室",
|
|
37
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+
"南研究室","東研究室","手塚研究室","多田研究室","古賀研究室","六条研究室","灰田研究室","馬場研究室",
|
|
38
|
+
];
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39
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+
|
|
40
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+
DB::table('lab_evaluation')->insert([
|
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41
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+
[
|
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42
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+
'lab_name' => $lab_array[rand(0, 23)],
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43
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+
'lab_univ' => $univ_array[rand(0, 23)],
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44
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+
'user_id' => rand(1, 19),
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|
45
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+
'prof_care' => rand(1.0, 5.0),
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|
46
|
+
'prof_friendly' => rand(1.0, 5.0),
|
|
47
|
+
'prof_jobhunt' => rand(1.0, 5.0),
|
|
48
|
+
'prof_network' => rand(1.0, 5.0),
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|
49
|
+
'prof_experience' => rand(1.0, 5.0),
|
|
50
|
+
'prof_average' => ('prof_care'+'prof_friendly'+'prof_jobhunt'+'prof_network'+'prof_experience') / 5.0,
|
|
51
|
+
],
|
|
52
|
+
]);
|
|
53
|
+
}
|
|
54
|
+
}
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|
55
|
+
|
|
56
|
+
```
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