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Xcode 快速開發 代碼塊 快捷鍵

static ipp main lock protocol mar token nds ted

Xcode的代碼片段(Code Snippets)創建自定義的代碼片段,當你重用這些代碼片段時,會給你帶來很大的方便。

常用的:

1.strong:
@property (nonatomic,strong) <#Class#> *<#object#>;
2.weak:
@property (nonatomic,weak) <#Class#> *<#object#>;
3.copy:
@property (nonatomic,copy) NSString *<#string#>;
4.assign:
@property (nonatomic,assign) <#Class#> <#property#>;


5.delegate:
@property (nonatomic,weak) id<<#protocol#>> <#delegate#>;
6.block:
@property (nonatomic,copy) <#Block#> <#block#>;
7.mark:
#pragma mark <#mark#>
8.ReUseCell:

static NSString *rid=<#rid#>;  
<#Class#> *cell=[tableView dequeueReusableCellWithIdentifier:rid];  

 if(cell==nil){  

 cell=[[<#Class#> alloc] initWithStyle:UITableViewCellStyleDefault      reuseIdentifier:rid];  

 }  

 return cell;

9.MainGCD:

dispatch_async(dispatch_get_main_queue(), ^{  
<#code#>  
  });

10.AfterGCD:

 dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(<#delayInSeconds#> * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{  
<#code to be executed after a specified delay#>  
});

11.OnceGCD:

 static dispatch_once_t onceToken;  
 dispatch_once(&onceToken, ^{  
<#code to be executed once#>  
 });

Xcode 快速開發 代碼塊 快捷鍵