html code for reservation form

Java code: Public class captcharender implements serializable { Private Static final long serialversionuid =-916701543933591834l;Private Static final int width = 62, Height = 20;Private Static final string [] strarr = {"3", "4", "5", "6", "7", "8", "9 ", "A", "B", "C", "D", "E", "F", "g", "H", "J", "K ", "M", "n", "P", "Q", "r", "S", "T", "U", "V", "W ", "X", "Y "};Private string randomcodekey;Public captch

Package com.blue.common.util;Import java.util.ArrayList;Import Java.util.HashSet;Import java.util.List;Import Java.util.Set;Import Java.util.regex.Matcher;Import Java.util.regex.Pattern;public class Getimagepathutil {/*** Get the address of the picture on the webpage*/public static setSetString img = "";Pattern P_image;Matcher M_image;String regex_img = "]*?> "; Image link AddressString regex_img = "]*?> ";P_image = Pattern.compile(Regex_img, pattern.case_insensitive);M_image = P_image.matcher (

I used thinkphp to write an upload image backstage but how to show it in the HTML code $upload = new \think\upload (); Instantiate upload class $upload->maxsize = 3145728;//Set attachment upload size $upload->exts = array (' jpg ', ' gif ', ' PNG ', ' jpeg ');//settings attached Item upload type $upload->savepath = ' 1/';//Set Attachments upload directory