Day3 String using Rules

**day3

**for number in 1...10

Let closedrangenumber = ["T", "W", "W"]

For I in 0..<closedrangenumber.count

//{

Print (Closedrangenumber[i])

//}

//

For index in 1...10

//{

Print (index)

//}

//

For IndexNumber in 1..<10

//{

For J in 1...10

//    {

J

//    }

//}

//

Let Ischange = True

Let Avalue = 1

//

if ((avalue! = 1) | | (Ischange = = False))

//{

Print ("No")

}else {

Print ("Yes")

//}

//

//

If avalue==1 && Ischange = = True

//{

Print ("Yes")

}else {

Print ("No")

//}

//

Let str = "Can is not a change"

var str2:string? = "Can be changed"

//

str2! + = str

var str:string? = "HelloWorld"

For C in Firststr

//{

Print (CA)

//}

//

var ch:character = "!"

Str!. Append (CH)

//

Str!. Lengthofbytesusingencoding (nsutf8stringencoding)

//

Print (str)

//

//

var newstring = "Hello"

Let length = NewString.characters.count

//

Let strvalue = " Hello, Grandpa Xiaoping "

//

Let length1 = StrValue.characters.count

//

Strvalue.lengthofbytesusingencoding (nsutf8stringencoding)

Let teststr = ["Twwstring", "tww2", "TWW3", "tww5", "TWW6"]

For namestring in Teststr

//{

//

If Namestring.hasprefix ("TWWS")

//    {

Print ("Yes")

//    }

If Namestring.hassuffix ("6")

//    {

Print ("Yes it has number 6")

//    }

//

//}

Day3 String using Rules