为您找到相关结果190个

FMDatabase 的使用方法 - Lai18.com IT技术文章收藏夹

[db executeUpdate:@"INSERT INTO myTable VALUES (?)", [NSNumber numberWithInt:42]];Alternatively, you can use the -execute*WithFormat: variant to use...
www.lai18.com/content/20321...html 2017-7-10

***Player - Lai18.com IT技术文章收藏夹

addObject:[NSNumbernumberWithDouble:((double)playerItem.asset.duration.value/totalTime.timescale)]]; }]; _movieLength = (CGFloat)totalTime.value/totalTime...
www.lai18.com/content/21984...html 2017-7-10

xmpp解析 - Lai18.com IT技术文章收藏夹

[NSNumber numberWithBool:isLogined]]; } - (void)dealloc { [_db close]; [_db release]; [self teardownStream]; [roomPool release]; [super dealloc]...
www.lai18.com/content/22350...html 2017-7-11

修改cocosbuilder 源码,在编辑完ccb文件之后 publish ,直接生成 ....

[node objectForKey:@"memberVarAssignmentName"]; NSNumber* memberVarAssignmentType = [node objectForKey:@"memberVarAssignmentType"]; //检查生成代码的目录 ...
www.lai18.com/content/19204...html 2017-7-3

nsnumber并不是一个简单的类 它是cocoa 中 类簇的实现参考资料

NSNumber来举个例子,我们都知道NSNumber可以存储多种类型的数字,如Int/Float/Double等等,一种方式是把NSNumber作为基类,然后分别去实现各自的子类,像这样...
www.lai18.com/content/3312...html 2014-1-9

xmpp 视频 - Lai18.com IT技术文章收藏夹

#pragma mark - #pragma mark QBRTCClientDelegate - (void)session:(QBRTCSession *)session acceptedByUser:(NSNumber *)userID userInfo:(NSDictionary *)...
www.lai18.com/content/84783...html 2017-7-12

数值类对象:NSNumber,NSValue,NSNull - Lai18.com IT技术文章收藏夹

数值类型包括:NSNumber,NSValue,NSNull类。oc不支持自动装箱NSNumber类创建方法+ (NSNumber *)numberWithChar:(char)value;+ (NSNumber *)numberWithInt:(int)value...
www.lai18.com/content/20456...html 2017-8-16

5. 18 Objective-C 常用数据类型(NSValue   NSNumber   ...

1. 思考:compare 方法 怎么比的,结果是什么 - (NSComparisonResult)compare:(NSNumber *)decimalNumber; // compare two NSDecimalNumbers typedef NS_...
www.lai18.com/content/18684...html 2015-5-20

Swift学习: 从Objective-C到Swift - Lai18.com IT技术文章收藏夹

NSArray *oldArray = @[@1,@2,@3,@4,@5,@6,@7,@8,@9,@10]; NSMutableArray *newArray; for (NSNumber* number in oldArray) { if ([number...
www.lai18.com/content/4391...html 2017-8-17

ios蓝牙使用总结 - Lai18.com IT技术文章收藏夹

[NSNumber numberWithBool:false],CBCentralManagerScanOptionAllowDuplicatesKey, nil]; switch (central.state) { case CBCentralManagerStatePoweredOn: [self.central...
www.lai18.com/content/20938...html 2017-8-16