echo ("<POSTFIELD value='"$"."$choice".""/' name='"$choice"'>");
echo ("<POSTFIELD value='"$choice"/' name='"choice"'>");
?>
</CARD>
</WML>
写查询代码
以下的文件负责处理查询。它的名字是query.wml,我们将更详细地分析它。
<?php
Header("Content-type: text/vnd.wap.wml");
printf("<?xml version="1.0"?>n");
printf("n");
printf("n");
// 以下各行是用来为查询授课时间构造SQL语句的
$consulting_tables =
"(professors left join teach on (professors.Id = teach.Id), subjects)";
$consulting_columns =
"professors.Surname, professors.Name, subjects.Subject , ";
$consulting_columns .=
"subjects.Cod_number, professors.Consulting_hour, professors.Consulting_place";
$consulting_query=
"subjects.Cod_Subject = teach.Cod_subject ";
// 以下各行是用来为查询测验时间构造SQL语句的
$exams_tables= "(exams left join professors ON (exams.Id = professors.Id), subjects)";
$exams_columns= "subjects.Subject , subjects.Cod_number, professors.Surname, ";
$exams_columns.= "professors.Name, exams.Date, exams.Time, exams.Room, exams.Test";
$exams_query= "exams.Cod_Subject = subjects.Cod_Subject ";
// 以下各行是用来为查询测验时间表的sql语句增加查询限制
if ($exams_data) {&nb
echo ("<POSTFIELD value='"$choice"/' name='"choice"'>");
?>
</CARD>
</WML>
写查询代码
以下的文件负责处理查询。它的名字是query.wml,我们将更详细地分析它。
<?php
Header("Content-type: text/vnd.wap.wml");
printf("<?xml version="1.0"?>n");
printf("n");
printf("n");
// 以下各行是用来为查询授课时间构造SQL语句的
$consulting_tables =
"(professors left join teach on (professors.Id = teach.Id), subjects)";
$consulting_columns =
"professors.Surname, professors.Name, subjects.Subject , ";
$consulting_columns .=
"subjects.Cod_number, professors.Consulting_hour, professors.Consulting_place";
$consulting_query=
"subjects.Cod_Subject = teach.Cod_subject ";
// 以下各行是用来为查询测验时间构造SQL语句的
$exams_tables= "(exams left join professors ON (exams.Id = professors.Id), subjects)";
$exams_columns= "subjects.Subject , subjects.Cod_number, professors.Surname, ";
$exams_columns.= "professors.Name, exams.Date, exams.Time, exams.Room, exams.Test";
$exams_query= "exams.Cod_Subject = subjects.Cod_Subject ";
// 以下各行是用来为查询测验时间表的sql语句增加查询限制
if ($exams_data) {&nb
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