A . "234","-34.56","hello","2001-08-03"
B . 234-34.56hello2001-08-03
C . 234,-34.56,hello,2001-08-03
D . 234,-34.56,"hello",#2001-08-03#
[单选题]顺序执行下列程序语句后,则b的值是 String a="Hello"; String b=a.substring(0,2);A.HelloB.helloC.HeD.null
[单选题]顺序执行下列程序语句后,则b的值是 String a = "Hello"; String b = a.substring(0,2);A.HelloB.helloC.HelD.null
[单选题]顺序执行下列程序语句后,则b的值是( )。 String a="Hello"; String b=a.substring(0,2);A.HelloB.helloC.HeD.null
[单选题]设A$="Hello",下列语句正确的是( )。A.Labe11.Hight=Labe11.Hight+A$B.Labe11.Caption=Labe11.Caption+A$C.Labe11.Enabled=Laabe11.Enabled+A$D.Labe11.Visible=Labe11.Visible+AS
[单选题]语句Print Format("HELLO","<")的输出结果是()A . HELLOB . helloC . HeD . he
[主观题]C.++语句const char * const p="hello" , ,所定义的指针p和它所指的内容都不能被 (10) 。
[主观题]strcpy(str,"hello");
[单选题]下列代码的执行结果是______。Int length="Hello", length();System.out.println(lenght);A.) 5B.) 2C.) 10D.) 6A.B.C.D.
[单选题]假设有以下代码: String s="hello"; String t="hello"; char c[ ]={'h','e','l','l','o'}; 下列选项中,返回false的语句是______。A.s.equals(t);B.t.equals(c);C.s==t;D.t.equals(new String("hello"));
[单选题]函数Left("Hello",2)的值为()A . HeB . elC . loD . True