您可能感兴趣的试卷
你可能感兴趣的试题
A.AppendFormat
B.BuilderString
C.StringBuilder
D.CopyString
A.结构
B.对象
C.内置值类型
D.枚举
下面这段代码的运行结果是()。
Dim MyStringBuilder As New StringBuilder("Hello World!")
MyStringBuilder.Replace("!"c, "?"c)
Console.WriteLine(MyStringBuilder)
A.HelloWorld?c
B.HelloWorld?
C.HelloWorld!c
D.HelloWorld!
下面这段代码的运行结果是()。
Dim MyStringBuilder As New StringBuilder("Hello World!")
MyStringBuilder.Remove(5, 7)
Console.WriteLine(MyStringBuilder)
A."Hello_"
B."Hello"
C."_World!"
D."World!"
下面这段代码中,变量subString的结果是()。
Dim aStringAs String="Left Center Right"
Dim subStringAs String
subString=aString.SubString(1,4)
A."_Left"
B."Left_"
C."Left"
D."eft"
下面这段代码中,变量subString的结果是()。
Dim aString As String = "Left Center Right"
Dim subString As String
subString = Mid(aString, 13)
A."_Right"
B."Right_"
C."Right"
D."Left Center_"
E."Left Center"
F."_Left Center_"
G."Left Center R"
下面这段代码中,变量myInteger的结果是()。
Dim myString As String="ABCDE"
Dim myInteger As Integer
myInteger=myString.IndexOf("D")
A.0
B.1
C.2
D.3
E.4
下面这段代码中,变量myChar的结果是()。
Dim myString As String="ABCDE"
Dim myChar As Char
myChar=myString.Chars(3)
A.A
B.B
C.C
D.D
E.E
A.3
B.4
C.2
D.1