Real-Life ExamplesThis example shows how you can use if..else to "open a door" if the user enters the correct code:ExampleGet your own Java Server int doorCode = 1337; if (doorCode == 1337) { System.out.println("Correct code. The door is now open."); } else { System.out....
intage=employee.getAge();if(age>18){System.out.println("Employee is adult");}else{System.out.println("Employee is minor");} 3. Nested If-else Statements Theif-elsestatements can be nested as well. The innerif-elsestatements will be executed based on the evaluation results of the outer ...
在最外层if的else分支中，本来只需要从数据库中查找一次模型，但这里由于引入了existsModelByEngName，因此...
Example 3: if-else if-else Statementpublic class IfElseIfElseExample { public static void main(String[] args) { int number = 7; if (number > 10) { System.out.println("The number is greater than 10."); } else if (number > 5) { System.out.println("The number is greater than 5...
If there is no match, the code of the default case is executed Note: The working of the switch-case statement is similar to the Java if...else...if ladder. However, the syntax of the switch statement is cleaner and much easier to read and write. Example: Java switch Statement // Ja...
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It is almost always used with decision-making statements (Java if...else Statement). Here is the syntax of the break statement in Java: break; How break statement works? Working of Java break Statement Example 1: Java break statement class Test { public static void main(String[] args) ...
2.实现if else语句的功能 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 package com.itheima.examples; import java.io.IOException; import javax.servlet.jsp.JspException; import javax.servlet.jsp.tagext.SimpleTagSupport; public class ChooseSimpleTag extends SimpleTagSuppo...
进入jboss-seam/examples/booking目录,然后执行安装命令:ant deploy,程序会自动安装,如下图所示: 安装完毕后在进入jboss 安装的根目录下的bin文件,执行./run.sh命令,如下图所示: 安装完毕后,在本机环境即可打开该站点,如下图所示: 3、案例漏洞分析 本案例漏洞的原因是因为JBoss EL表达式解析的问题导致了表达式注入...
class IfElseDemo { public static void main(String[] args) { int testscore = 76; char grade; if (testscore >= 90) { grade = 'A'; } else if (testscore >= 80) { grade = 'B'; } else if (testscore >= 70) { grade = 'C'; ...