thmodel_ios_model/model/Classes/Tools/Category/RequestClient.m

//
//  RequestClient.m
//  12.1
//
//  Created by Mac on 15/12/1.
//  Copyright (c) 2015年 PXY. All rights reserved.
//

#import "RequestClient.h"
@implementation RequestClient
//加强版的id类型 ios7之后才有 可以修饰九大基本类型 具备id的所有功能
static   NSString*const baseStr=@"";
+(instancetype)sharedRequestInstance {
    static RequestClient*__shareInstance=nil;
    //GCD 快捷写法
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        __shareInstance=[[RequestClient alloc]initWithBaseURL:[NSURL URLWithString:baseStr]];
   
    });
    
    return __shareInstance;
}
@end