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()
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]
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()
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);
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
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
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
182. The length of a wave is the length ______.
182. The length of a wave is the length ______.
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
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);