Ios 基于时间执行函数
我有一个Ios 基于时间执行函数,ios,swift,Ios,Swift,我有一个ui图像,我想根据时间显示它。例如,在上午9点到下午5点之间,我想显示一个显示“打开”的图像,其余时间显示“关闭”。我如何使用SWIFT实现这一点 目标: 使用SWIFT根据一天中的时间执行函数 使用这些代码行 我希望你能得到你想要的东西 let date = NSDate() let calendar = NSCalendar.currentCalendar() let components = calendar.components(.CalendarUnitHo
ui图像
,我想根据时间显示它。例如,在上午9点到下午5点之间,我想显示一个显示“打开”的图像,其余时间显示“关闭”。我如何使用SWIFT实现这一点
目标:
- 使用SWIFT根据一天中的时间执行函数
- 使用这些代码行
我希望你能得到你想要的东西
let date = NSDate()
let calendar = NSCalendar.currentCalendar()
let components = calendar.components(.CalendarUnitHour, fromDate: date)
let hour = components.hour
if(hour >= 9 && hour <= 17)
{
//set your image 'open image'
println("Open")
}
else{
//set your image 'close image'
println("closed")
}
let date=NSDate()
让calendar=NSCalendar.currentCalendar()
让components=calendar.components(.CalendarUnitHour,fromDate:date)
设hour=components.hour
如果(小时>=9&&hour使用这些代码行
我希望你能得到你想要的东西
let date = NSDate()
let calendar = NSCalendar.currentCalendar()
let components = calendar.components(.CalendarUnitHour, fromDate: date)
let hour = components.hour
if(hour >= 9 && hour <= 17)
{
//set your image 'open image'
println("Open")
}
else{
//set your image 'close image'
println("closed")
}
let date=NSDate()
让calendar=NSCalendar.currentCalendar()
让components=calendar.components(.CalendarUnitHour,fromDate:date)
设hour=components.hour
如果(小时>=9&&hour使用这些代码行
我希望你能得到你想要的东西
let date = NSDate()
let calendar = NSCalendar.currentCalendar()
let components = calendar.components(.CalendarUnitHour, fromDate: date)
let hour = components.hour
if(hour >= 9 && hour <= 17)
{
//set your image 'open image'
println("Open")
}
else{
//set your image 'close image'
println("closed")
}
let date=NSDate()
让calendar=NSCalendar.currentCalendar()
让components=calendar.components(.CalendarUnitHour,fromDate:date)
设hour=components.hour
如果(小时>=9&&hour使用这些代码行
我希望你能得到你想要的东西
let date = NSDate()
let calendar = NSCalendar.currentCalendar()
let components = calendar.components(.CalendarUnitHour, fromDate: date)
let hour = components.hour
if(hour >= 9 && hour <= 17)
{
//set your image 'open image'
println("Open")
}
else{
//set your image 'close image'
println("closed")
}
let date=NSDate()
让calendar=NSCalendar.currentCalendar()
让components=calendar.components(.CalendarUnitHour,fromDate:date)
设hour=components.hour
对于Swift 2,如果(小时>=9&&hour
将以下内容放在您的课堂下方:
let date = NSDate()
let calendar = NSCalendar.currentCalendar()
将其放置在viewDidLoad中:
let components = calendar.components(.Hour, fromDate: date)
let hour = components.hour
if(hour >= 9 && hour <= 17) {
// set your image 'open image'
print("Open")
}
else {
// set your image 'close image'
print("Closed")
}
let components=calendar.components(.Hour,fromDate:date)
设hour=components.hour
对于Swift 2,如果(小时>=9&&hour
将以下内容放在您的课堂下方:
let date = NSDate()
let calendar = NSCalendar.currentCalendar()
将其放置在viewDidLoad中:
let components = calendar.components(.Hour, fromDate: date)
let hour = components.hour
if(hour >= 9 && hour <= 17) {
// set your image 'open image'
print("Open")
}
else {
// set your image 'close image'
print("Closed")
}
let components=calendar.components(.Hour,fromDate:date)
设hour=components.hour
对于Swift 2,如果(小时>=9&&hour
将以下内容放在您的课堂下方:
let date = NSDate()
let calendar = NSCalendar.currentCalendar()
将其放置在viewDidLoad中:
let components = calendar.components(.Hour, fromDate: date)
let hour = components.hour
if(hour >= 9 && hour <= 17) {
// set your image 'open image'
print("Open")
}
else {
// set your image 'close image'
print("Closed")
}
let components=calendar.components(.Hour,fromDate:date)
设hour=components.hour
对于Swift 2,如果(小时>=9&&hour
将以下内容放在您的课堂下方:
let date = NSDate()
let calendar = NSCalendar.currentCalendar()
将其放置在viewDidLoad中:
let components = calendar.components(.Hour, fromDate: date)
let hour = components.hour
if(hour >= 9 && hour <= 17) {
// set your image 'open image'
print("Open")
}
else {
// set your image 'close image'
print("Closed")
}
let components=calendar.components(.Hour,fromDate:date)
设hour=components.hour
如果(小时>=9小时(&H)