IPHONE Disk

最新推荐文章于 2025-08-15 14:06:18 发布

shalocfolmosgmail

最新推荐文章于 2025-08-15 14:06:18 发布

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CC 4.0 BY-SA版权

文章标签： disk iphone struct float

本文链接：https://blog.youkuaiyun.com/shalocfolmosgmail/article/details/5033235

NSString
 *
sizeType;

 

float
 availableDisk;

 

NSArray
 *
paths =
 NSSearchPathForDirectoriesInDomains(
NSDocumentDirectory, NSUserDomainMask, YES
)
;

 

struct
 statfs tStats;

 

statfs(
[
[
paths lastObject]
 cString]
, &
tStats)
;

 

availableDisk =
 (
float
)
(
tStats.f_bavail *
 tStats.f_bsize)
;

 

if
 (
availableDisk > 1024
)


{


	availableDisk =
 availableDisk /
 1024
;

 

	sizeType =
 @
" KB"
;

}


 

if
 (
availableDisk > 1024
)


{


	availableDisk =
 availableDisk /
 1024
;

 

	sizeType =
 @
" MB"
;

}


 

if
 (
availableDisk > 1024
)


{


	availableDisk =
 availableDisk /
 1024
;

 

	sizeType =
 @
" GB"
;

}


 

diskSpaceLbl.text =
 [
[
@
"Available Disk Space: "
 stringByAppendingFormat:
@
"%.2f"
, availableDisk]
 stringByAppendingString:
sizeType]
;