毛利叔叔的叔叔
回复
a06141512:
刚刚看到,估计你已经解决了,
+(NSArray *)findByName:(NSString *)name
{
AppDelegate *appDelegate=[[UIApplication sharedApplication]delegate];
NSManagedObjectContext *context=[appDelegate managedObjectContext];
NSError *error;
NSFetchRequest *request=[[NSFetchRequest alloc]init];
NSEntityDescription *entityDes=[NSEntityDescription entityForName:@"ContactBook" inManagedObjectContext:context];
[request setEntity:entityDes];
NSPredicate *pred=[NSPredicate predicateWithFormat:@"ming like [cd]%@",[NSString stringWithFormat:@"*%@*",name]];
[request setPredicate:pred];
NSArray *persons=[context executeFetchRequest:request error:&error];
return persons;
}