The given task is to write a Java program to check whether a string is a pangram or not. A string is called a pangram if and only if it contains all the letters of the English alphabet, regardless of their case.
publicclassStringValidator{publicstaticbooleancontainsLowercaseLetters(Stringstr){for(inti=0;i<str.length();i++){if(Character.isLowerCase(str.charAt(i))){returntrue;}}returnfalse;}publicstaticvoidmain(String[]args){Stringstr1="Hello World";Stringstr2="JAVA";System.out.println(containsLowercaseLette...
enum choices {a1, a2, b1, b2}; 方法一： public static boolean contains(String test) { for (Choice c : Choice.values()) { if (c.name().equals(test)) { return true; } } return false; } 方法二： EnumUtils.isValidEnum(MyEnum.cla 我还是发一点基础题讲解...
{ String businessName = check.getBusinessName(); return AjaxResult.error(String.format("Current Business %s Configured Approval Flow Model", businessName)); } Model model = repositoryService.createModelQuery().deploymentId(deployId).singleResult(); if(Objects.isNull(model)){ return AjaxResult....
the method creates an object and hands it off to the runtime system. The object, called an exception object, contains information about the error, including its type and the state of the program when the error occurred. Creating an exception object and handing it to the runtime system is ...
4.1. String 类重新定义了正则相关的方法 Java中 String 类内置了4个支持正则的方法, 即: matches(), split(), replaceFirst() 和replaceAll() 方法。 需要注意, replace() 是纯字符串替换, 不...
}publicbooleancontains(Stringword){intpos = Collections.binarySearch(words,word);returnpos >=0; } } If we decided to use a binary tree, the implementation could be even shorter and more elegant (again, here’s alink to the code):
Destination names beginning with the lettersmqare reserved and should not be used by client programs. Also, for topic destinations, a symbolic lookup name that includes wildcard characters can be used as the lookup string. SeeSupported Topic Destination NamesinSun Java System Message Queue 4.3 Admin...
This string contains a single character, namely pathSeparatorChar. Constructor Detail File public File(String pathname) Creates a new File instance by converting the given pathname string into an abstract pathname. If the given string is the empty string, then the result is the empty abstract ...
Each of the next n lines contains a string describing the username. The locked stub code reads the inputs and validates the username.Constraints1 <= n <= 100 The username consists of any printable characters.Output FormatFor each of the usernames, the locked stub code prints Valid if the ...