• 2022-06-16 问题

    以下是String类中的方法是()。 A: Substring() B: length C: split() D: trim()

    以下是String类中的方法是()。 A: Substring() B: length C: split() D: trim()

  • 2022-05-31 问题

    写出下面程序的输出结果public class Test { public static void main(String srgs[]) { String s = "Mary,F,1990"; String sPlit[] = s.split(","); for(int i = 0;i<sPlit.length;i++) { System.out.print(sPlit[i]+"-"); } }}[/i]

    写出下面程序的输出结果public class Test { public static void main(String srgs[]) { String s = "Mary,F,1990"; String sPlit[] = s.split(","); for(int i = 0;i<sPlit.length;i++) { System.out.print(sPlit[i]+"-"); } }}[/i]

  • 2022-06-16 问题

    下面选项中可以将字符串转为全部大写的字符串的是()。 A: toLowerCase() B: toUpperCase() C: length() D: split()

    下面选项中可以将字符串转为全部大写的字符串的是()。 A: toLowerCase() B: toUpperCase() C: length() D: split()

  • 2022-06-27 问题

    下列逻辑表达式,值为false的是()。 A: "abc,,,bcd,,def,efg,,".split("[,]+").length == 4; B: "1st456".matches("\\d[a-z&&[^et]]{2,8}[0-9]+"); C: "abcdefghijklmnopqrstuvwxyz".substring(5,26).length() == 20; D: "whatisjava".equals(null);

    下列逻辑表达式,值为false的是()。 A: "abc,,,bcd,,def,efg,,".split("[,]+").length == 4; B: "1st456".matches("\\d[a-z&&[^et]]{2,8}[0-9]+"); C: "abcdefghijklmnopqrstuvwxyz".substring(5,26).length() == 20; D: "whatisjava".equals(null);

  • 2022-07-28 问题

    下列代码的输出结果是______ A: t;script> B: r s = "2,3,4,5,6"; C: cument.write(s.substring(4).split(",").length); D: t;/script> E: 1 F: 2 G: 3 H: 4

    下列代码的输出结果是______ A: t;script> B: r s = "2,3,4,5,6"; C: cument.write(s.substring(4).split(",").length); D: t;/script> E: 1 F: 2 G: 3 H: 4

  • 2022-06-06 问题

    The buildings were destroyed ____ the other night. A: on a split second B: at a split second C: in a split second

    The buildings were destroyed ____ the other night. A: on a split second B: at a split second C: in a split second

  • 2022-06-10 问题

    把数组转换成字符串和把字符串分割成数组的方法分别是() A: join,split B: json,split C: substr,split D: jion,split

    把数组转换成字符串和把字符串分割成数组的方法分别是() A: join,split B: json,split C: substr,split D: jion,split

  • 2021-04-14 问题

    182. The length of a wave is the length ______.

    182. The length of a wave is the length ______.

  • 2022-05-27 问题

    What is the ratio of the length of the mining zone to the length of the bench?( ) A: Full length or part of it B: Full length C: Part of it D: None

    What is the ratio of the length of the mining zone to the length of the bench?( ) A: Full length or part of it B: Full length C: Part of it D: None

  • 2022-06-01 问题

    下列代码的执行结果是: int length = "Hello".length(); System.out.println(length);

    下列代码的执行结果是: int length = "Hello".length(); System.out.println(length);

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