主要用到了unity内置的WWW类和WWWForm类，运用WWWForm.AddField(String fieldName, String value)方法通过post的表单提交方式把表单参数传递给服务器端的逻辑业务层。（我用的是JSP，在逻辑层上request.getParameter(fiedlName);就能得到AddField中传递的参数，接下来就是服务器的逻辑处理了。PHP貌似是$_POST[fieldName]吧，好久没写过php了，ASP.NET不着咋写...)
客户端的demo效果图:
imei是手机的唯一识别id，用imei表示可能不恰当...
客户端代码：
1 using UnityEngine; 2 using System.Collections; 3 using System.Text.RegularExpressions; 4 5 public class Client : MonoBehaviour 6 { 7 WWW www; 8 WWWForm form; 9 string url; 10 11 string username_label = "username:"; 12 string username_input = ""; 13 14 string password_label = "password:"; 15 string password_input = ""; 16 17 string password_label2 = "password2:"; 18 string password_input2 = ""; 19 20 string email_label = "email:"; 21 string email_input = ""; 22 23 string callback_label = "result:"; 24 string callback_label2 = ""; 25 26 void OnStart() 27 { 28 29 } 30 31 void OnGUI() 32 { 33 GUI.Label(new Rect(0, 0, 80, 20), username_label); 34 username_input = GUI.TextField(new Rect(80, 0, 100, 20), username_input); 35 36 GUI.Label(new Rect(0, 30, 80, 20), password_label); 37 password_input = GUI.TextField(new Rect(80, 30, 100, 20), password_input); 38 39 GUI.Label(new Rect(0, 60, 80, 20), password_label2); 40 password_input2 = GUI.TextField(new Rect(80, 60, 100, 20), password_input2); 41 42 GUI.Label(new Rect(0, 90, 80, 20), email_label); 43 email_input = GUI.TextField(new Rect(80, 90, 100, 20), email_input); 44 45 GUI.Label(new Rect(0, 160, 80, 20), callback_label); 46 callback_label2 = GUI.TextField(new Rect(50, 160, 160, 20), callback_label2); 47 48 if (GUI.Button(new Rect(0, 120, 100, 30), "Login")) 49 { 50 form = new WWWForm(); 51 form.AddField("name", username_input); 52 form.AddField("password", password_input); 53 string url = ":8084/ddt/UserLogin.jsp"; 54 www = new WWW(url, form); 55 StartCoroutine(WaitForRequestUserNameLogin(www)); 56 } 57 58 if (GUI.Button(new Rect(120, 120, 100, 30), "Register")) 59 { 60 form = new WWWForm(); 61 //form.AddField("id", "phone_id_str"); 62 form.AddField("id", SystemInfo.deviceUniqueIdentifier); 63 form.AddField("name", username_input); 64 form.AddField("password", password_input); 65 form.AddField("retry_password", password_input2); 66 form.AddField("email", email_input); 67 url = ":8084/ddt/registerUser.jsp"; 68 www = new WWW(url, form); 69 StartCoroutine(WaitForRequestRegister(www)); 70 } 71 72 if (GUI.Button(new Rect(240, 120, 100, 30), "non-reg to play")) 73 { 74 form = new WWWForm(); 75 form.AddField("id", SystemInfo.deviceUniqueIdentifier); 76 //form.AddField("name", username_input); 77 //form.AddField("password", password_input); 78 //form.AddField("retry_password", password_input2); 79 //form.AddField("email", email_input); 80 url = ":8084/ddt/NonRegPlay.jsp"; 81 www = new WWW(url, form); 82 StartCoroutine(WaitForRequestPhoneIdLogin(www)); 83 } 84 85 if (GUI.Button(new Rect(200, 0, 130, 20), "Check UserName")) 86 { 87 form = new WWWForm(); 88 form.AddField("name", username_input); 89 Debug.Log("username_input...." + username_input); 90 url = ":8084/ddt/CheckUserIsExist.jsp"; 91 www = new WWW(url, form); 92 StartCoroutine(WaitForRequestCheck(www)); 93 } 94 95 if (GUI.Button(new Rect(0, 200, 50, 30), "IMEI")) 96 { 97 callback_label2 = SystemInfo.deviceUniqueIdentifier; 98 } 99 100 } 101 102 IEnumerator WaitForRequestUserNameLogin(WWW www) 103 { 104 yield return www; 105 if ( != null) 106 Debug.Log("fail to request..." + ); 107 else 108 { 109 if () 110 { 111 string ex = @"<span>([\S\s\t]*?)</span>"; 112 Match m = Regex.Match(, ex); 113 if (m.Success) 114 { 115 string result = m.Value; 116 result = result.Substring(result.IndexOf(">") + 1, result.LastIndexOf("<") - result.IndexOf(">") - 1).Trim(); 117 if (result == "success") 118 { 119 callback_label2 = "登录成功"; 120 } 121 else if (result == "empty") 122 { 123 callback_label2 = "用户名或密码为空"; 124 } 125 else if (result == "fail") 126 { 127 callback_label2 = "找不到指定用户"; 128 } 129 else 130 { 131 callback_label2 = "未知错误"; 132 } 133 } 134 } 135 } 136 } 137 138 IEnumerator WaitForRequestRegister(WWW www) 139 { 140 yield return www; 141 if ( != null) 142 Debug.Log("fail to request..." + ); 143 else 144 { 145 if () 146 { 147 string ex = @"<span>([\S\s\t]*?)</span>"; 148 Match m = Regex.Match(, ex); 149 if (m.Success) 150 { 151 string result = m.Value; 152 result = result.Substring(result.IndexOf(">") + 1, result.LastIndexOf("<") - result.IndexOf(">") - 1).Trim(); 153 if (result == "success") 154 { 155 callback_label2 = "注册成功"; 156 } 157 else if (result == "empty") 158 { 159 callback_label2 = "用户名或密码为空"; 160 } 161 else if (result == "equals") 162 { 163 callback_label2 = "两次输入密码不一致"; 164 } 165 else if (result == "fail") 166 { 167 callback_label2 = "更新数据库失败"; 168 } 169 else 170 { 171 callback_label2 = "未知错误"; 172 } 173 } 174 } 175 } 176 177 } 178 179 IEnumerator WaitForRequestCheck(WWW www) 180 { 181 yield return www; 182 if ( != null) 183 Debug.Log("fail to request..." + ); 184 else 185 { 186 if () 187 { 188 Debug.Log("data-->" + ); 189 string ex = @"<span>([\S\s\t]*?)</span>"; 190 Match m = Regex.Match(, ex); 191 if (m.Success) 192 { 193 string result = m.Value; 194 result = result.Substring(result.IndexOf(">") + 1, result.LastIndexOf("<") - result.IndexOf(">") - 1).Trim(); 195 if (result == "empty") 196 { 197 callback_label2 = "用户名为空"; 198 } 199 else if (result == "nothing") 200 { 201 callback_label2 = "用户名不存在,可以注册"; 202 } 203 else if (result == "exist") 204 { 205 callback_label2 = "用户名已存在"; 206 } 207 else 208 { 209 callback_label2 = "未知错误"; 210 } 211 } 212 } 213 } 214 } 215 216 IEnumerator WaitForRequestPhoneIdLogin(WWW www) 217 { 218 yield return www; 219 if ( != null) 220 Debug.Log("fail to request..." + ); 221 else 222 { 223 if () 224 { 225 string ex = @"<span>([\S\s\t]*?)</span>"; 226 Match m = Regex.Match(, ex); 227 if (m.Success) 228 { 229 string result = m.Value; 230 result = result.Substring(result.IndexOf(">") + 1, result.LastIndexOf("<") - result.IndexOf(">") - 1).Trim(); 231 if (result == "ok") 232 { 233 callback_label2 = "手机ID登录成功"; 234 } 235 else if (result == "error") 236 { 237 callback_label2 = "手机ID登录成功"; 238 } 239 else 240 { 241 callback_label2 = "未知错误"; 242 } 243 } 244 } 245 } 246 } 247 248 249 }