Self test in the second week of major 4

PHP Basics

1、 There are now several students taking the three subjects of language, mathematics and English , After the exam, I got the scores of three subjects , Suppose the student is 5 name , Please use the program to calculate the average score of each subject of the five students , Output

1. Define a two-dimensional array , The format can be like this ：

$arr=array(

“ Student 1”=>array(“ Chinese language and literature ”=>90,” mathematics ”=>88,” English ”=>77),

....

1. Each student's grades are in the order of language, number and English , If the format is not , It can be stored correctly （5 branch ）
2. Build a loop to process traversal （5 branch ）
3. Accumulate the corresponding values （5 branch ）
4. Find the average , Put it into an array and return （5 branch ）

1、 There is such an array [' today ',' It's a ',' a sunny day '], Please use php Function to convert it to a string

• Set custom functions , To deal with , The conversion method is correct （5 branch ）
• Call function , The output is correct （5 branch ）

2、 Convert the above question into a string , Repartition into arrays

• Set custom functions , To deal with , The conversion method is correct （5 branch ）
• Call function , The output is correct （5 branch ）

laravel Framework practice

（ Figure 1 ）

1. Use laravel frame , Configure the domain name and access it normally （5 branch ）
2. Use artisan Command generation controller and model （5 branch ）
3. Create add page , Add the data and use the built-in validator of the framework to verify （5 branch ）
4. When the data is submitted , To prevent 419 Error of , Please think about the solution , And solve （5 branch ）
5. Verify the unqualified data , Error messages are displayed in the view （5 branch ）
6. Verify that the uploaded file type is an image and upload it to the specified directory /public/img（5 branch ）
7. Add successfully jump to the list page （5 branch ）
8. The display page displays data in pages , A delete button is added to the back of each data （5 branch ）
9. Click Delete to delete data normally （5 branch ）
10. Verify on deletion id Is the number （5 branch ）
11. Delete successfully jump to the list page （5 branch ）
12. All core code should be annotated , After the function is completed, there should be a demonstration effect , otherwise 0 branch （5 branch ）