📄 update.java
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package classes;
public class update {
String password;
String tel;
String e_mail;
String stu_id;
public String getStu_id(){return stu_id;}
public void setStu_id(String id){this.stu_id=id;}
public void setPassword(String password){this.password=password;}
public String getPassword(){return password;}
public void setTel(String tel){this.tel=tel;}
public String getTel(){return tel;}
public void setE_mail(String e_mail){this.e_mail=e_mail;}
public String getE_mail(){return e_mail;}
public void update(){
sqlBean db = new sqlBean();
String sql="update student set password='"+password+"', "+
"tel='"+tel+"' ,e_mail='"+e_mail+"' "+
"where id='"+stu_id+"' ";
db.executeInsert(sql);
}
}
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