收集和整理的常用代码块，仅供自己学习积累使用
1.copy:
@property(nonatomic,copy)NSString*<#string#>;
2.strong:
@property(nonatomic,strong) <#Class#> *<#object#>;
3.weak:
@property(nonatomic,weak) <#Class#> *<#object#>;
4.assign:
@property(nonatomic,assign) <#Class#><#property#>;
5.delegate:
@property(nonatomic,weak)id<<#protocol#>><#delegate#>;
6.block:
@property(nonatomic,copy) <#Block#><#block#>;
7.mark:
#pragmamark<#mark#>
8.gmark:
#pragmamark- <#gmark#>
9.warning:
#warning<#message#>
10.ReUseCell:
staticNSString*rid=<#rid#>;<#Class#> *cell=[tableView dequeueReusableCellWithIdentifier:rid];if(cell==nil){ cell=[[<#Class#> alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:rid];}returncell;
11.initObj:
if(self=[superinit]){<#init#> }returnself;
12.dataFill:
-(void)dataFill:(<#ModelClass#> *)<#model#>{<#code#> }
13.MainGCD:
dispatch_async(dispatch_get_main_queue(), ^{<#code#> });
14.GlobalGCD:
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0), ^{<#code#>});
15.AfterGCD:
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(<#delayInSeconds#> * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{<#codeto be executed after a specified delay#>});
16.OnceGCD:
staticdispatch_once_tonceToken;dispatch_once(&onceToken,^{<#code to be executed once#>});
