In Java, if statement is used for testing the conditions. The condition matches the statement it returns true else it returns false. There are four types of If statement they are: 在Java中,if语句用于测试条件。 条件与返回true的语句匹配,否则返回false。 有四种类型的If语句: For example, if we...
If the second and third operands have the same type (which may be the null type), then that is the type of the conditional expression. If one of the second and third operands is of primitive type T, and the type of the other is the result of applying boxing conversion (§5.1.7) to...
if( if any thing here true ){ do the thing here. } else if ( else if other thing true ){ Do the function here } else { Do if every booleans above false } 9th May 2019, 9:17 AM Basel.Al_hajeri?.MBH() + 4 IF ELSE IF (×any number of times) ELSE Basically you'...
}else{ //block of code to be executed if the condition1 is false and condition2 is false } Example If time is less than 10:00, create a "Good morning" greeting, if not, but time is less than 20:00, create a "Good day" greeting, otherwise a "Good evening": ...
# 例子:验证用户名和密码是否同时符合要求username = input("请输入用户名:")password = input("请输入密码:")# 判断用户名和密码是否同时满足条件if len(username) > 5 and len(password) >= 8: print("用户名和密码符合要求,验证通过。")else: print("用户名或密码不符合要求,请重新输入。")...
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}else if(判断条件3){ 满足条件语句3 }...else{ 执行不满足条件的语句 } 2、举例 2.1、格式一 题目:提示用户输入一个人数,如果该整数是5的倍数,打印“5的倍数”如果是2的倍数打印“2的倍数” 1importjava.util.Scanner;2publicclassDemo9 {3publicstaticvoidmain(String[] args) {4Scanner sc=newScanner...
Java:改进if/else条件 在Java中,if/else条件语句用于根据给定的条件执行不同的代码块。然而,当条件较多时,使用传统的if/else语句可能会导致代码冗长和难以维护。为了改进这个问...
观察发现if else语句有点类似于三元运算符.其实三元运算符是if else 的一种简写格式. Publicstaticvoidmain(String[] args) {intx = 0, y = 1, b;//if else 语句if(x >y) { b=x; }else{ b=y; } System.out.println(b);//1//3元运算b = x > y ?x : y; ...
Java if-else statements help the program execute the blocks of code only if the specified test condition evaluates to either true or false.