iOS拼接沙盒路径

/** 拼接沙盒全路径 拼接Documents以后的相对路径
 */

- (NSString *)getAllPathWithRelativePath:(NSString *)relativePath
{
    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    NSString *strResult =  [paths objectAtIndex:0];
    strResult = [strResult stringByAppendingPathComponent:relativePath];
    
    return strResult;
}