//TODO:遍历文件夹获得文件夹大小,返回多少M
+(float)getCacheSizeAtPath:(NSString*)folderPath
{
NSFileManager* manager = [NSFileManager defaultManager];
if (![manager fileExistsAtPath:folderPath]) return 0;
NSEnumerator *childFilesEnumerator = [[manager subpathsAtPath:folderPath] objectEnumerator];//从前向后枚举器
NSString* fileName;
long long folderSize = 0;
while ((fileName = [childFilesEnumerator nextObject]) != nil){
// NSLog(@"fileName ==== %@",fileName);
NSString* fileAbsolutePath = [folderPath stringByAppendingPathComponent:fileName];
// NSLog(@"fileAbsolutePath ==== %@",fileAbsolutePath);
folderSize += [self fileSizeAtPath:fileAbsolutePath];
}
// NSLog(@"folderSize ==== %lld",folderSize);
return folderSize/(1024.0*1024.0);
}
那已逝的时光
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