将数据发送到服务器目前我正在试图从我的Xcode项目将数据发送给我做了,但数据似乎并没有出现在我的表,当我跑我的应用程序的服务器。在的ObjectiveC
这是很简单的,允许用户输入一个名称,当按下一个按钮,发送消息。我不知道我做错了什么,有什么建议吗?
这里是我的PHP代码:
<?php
$username = "root";
$database = "testdb";
mysql_connect('localhost', $username);
@mysql_select_db($database) or die ("Unable to find database");
$name = @$_GET["name"];
$message = @$_GET["message"];
$query = "INSERT INTO test VALUES ('', '$name', '$message')";
mysql_query($query) or die (mysql_error("error"));
mysql_close();
?>
和我的obj的C代码:
.H
#import <UIKit/UIKit.h>
#define kPostURL @"http://localhost/TESTCONNECT.php" //variable to use whenever
#define kName @"name"
#define kMessage @"message"
@interface FirstViewController : UIViewController{
IBOutlet UITextField *nameText;
IBOutlet UITextView *messageText;
NSURLConnection *postConnection;
}
-(IBAction)post:(id)sender;
@end
.M
#import "FirstViewController.h"
@interface FirstViewController()
@end
@implementation FirstViewController
- (void)viewDidLoad {
[super viewDidLoad];
}
-(void) postMessage:(NSString*) message withName:(NSString *) name{
if(name !=nil && message !=nil){
NSMutableString *postString = [NSMutableString stringWithString:kPostURL];
[postString appendString:[NSString stringWithFormat:@"?%@=%@", kName, name]];
[postString appendString: [NSString stringWithFormat:@"&%@=%@", kMessage, message]];
[postString setString:[postString stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
NSMutableURLRequest *request =[[NSMutableURLRequest alloc] initWithURL:[NSURL URLWithString: postString]];
[request setHTTPMethod:@"POST"];
postConnection =[[NSURLConnection alloc]initWithRequest:request delegate:self startImmediately:YES];
}
}
-(IBAction)post:(id)sender{
[self postMessage:messageText.text withName:nameText.text];
[messageText resignFirstResponder];
messageText.text=nil;
nameText.text=nil;
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
}
@end
非常感谢您!我设法让它工作。但是,快速的问题:如果我有多个视图控制器与他们自己的输入框,我需要为每个VC创建PHP文件? – Pammuelo 2014-11-03 03:54:30
如果您只是使用您收到的Post-vars,则一个文件应该足够: '$ firstFile = $ _POST [“sentFromVC1”]; $ secondFile = $ _POST [“sentFromVC2”]; if(firstFile){ echo“We received a string from ViewController1”; } 如果(secondFile){ 回声 “我们收到了从串ViewController2”; }' – Michael 2014-11-03 06:55:21