我在使用Laravelsput()函数时遇到问题,因为我想将JSON内容放入这一单一场景中。$datatable->GroupsCollection=$datatable->GroupsCollection->put($job,'{"grade":'.$grade.'}');但是当尝试创建“假”JSON时,插入的值将是:{\"等级\":'V
2023-09-09回答次数:1访问次数:192
这是我的函数。我在其中遇到了错误,请帮助我解决这个错误,并告诉我为什么会出现这个错误。publicfunctionupdate(Request$request){$id=$request->id;$grade=Grade::find($id);$grade=$request->validate(['title'=>'required|string','slig'=>'str
2023-08-25回答次数:1访问次数:321
<?phprequire 'connect.php';$sql="INSERT INTO 'student'('name','course','grade') VALUES ('jj','value','88')";---------------
2020-05-17回答次数:1访问次数:890
$sql="UPDATE 'student' SET 'course'='javascript','grade'=88,'WHERE 'id'=3";运行后提示;连接成功更新失败You have an error in your SQL syntax; check the manual th
2020-02-07回答次数:5访问次数:1101
求老师和大神解疑,如果去掉第一条数据能提交,不去掉提示不支持的数据表达式:/index/grade/doadd_html
2019-10-20回答次数:2访问次数:1033
<?phpheader("Content-Type:text/html; charset=utf8");$stu = [ ['name' =>'林熙蕾','grade'=> 90], ['name' =>'范冰冰','
2019-04-10评论:0访问次数:241
<?php $grade = 40; if($grade >= 90){ echo '你简直逆天了!'; } elseif($grade < 90 && $grade >= 80){ echo '你还
2018-12-21评论:0访问次数:217
<?php//条件语句//定义一个成绩变量$grade='80';if ($grade >60){ echo '恭喜你,及格了','<hr>';};$grade='50';if ($grade>60){ echo '恭喜你,及格了';}else{ &n
2018-11-26评论:0访问次数:265
$stu = [ ['name'=>'周天子', 'grade'=>'99'], ['name'=>'汉高祖', 'grade'=&g
2019-02-27评论:0访问次数:236
数组是特殊的变量,它可以保存一个或多个值,数组函数就是对值的操作。<?phplist($name,$course,$grade) = ['小龙女','php',80];echo $name . '的' . $course . '的课程成绩是' . $grade .'<hr>';echo "{
2019-01-05评论:0访问次数:440
Scenario: A school uses a detailed grading system that adjusts a student's grade based on participation and assignments completed, along with the test scores: The base grade is calculated from the test score: A (90-100), B (80-89), C (70-79), D (60-69),
2024-07-27评论:访问次数:940
Python 中的 grade 函数根据分数范围分配等级:90-100:A80-89:B70-79:C60-69:D0-59:F
2024-06-08评论:0访问次数:793
C 语言中的 grade 是一个用于定义变量的数据类型和范围的关键字。它可以指定整数类型、浮点数类型或字符类型,并使用圆括号指定变量可以存储的值的范围。例如,grade(1, 10) 定义了一个范围为 1 到 10 的整数变量。
2024-06-08评论:0访问次数:481
Hi, everyone! My name is Karan Mhetar, and I’m a 9th-grade student with a passion for coding and technology. My coding journey began in 7th grade when my dad took me to his office and set me up with a Zero to Mastery Udemy course. It was then that I disco
2024-08-01评论:访问次数:777
The grade of a coin can have a huge impact on how much coins sell for.
2024-07-28评论:访问次数:502