// Java program to demonstrate// Optional.ifPresentOrElse() methodimportjava.util.*;publicclassGFG{publicstaticvoidmain(String[] args){// create a OptionalOptional<Integer> op = Optional.of(9455);// print valueSystem.out.println("Optional: "+ op);// applyifPresentOrElseop.ifPresentOrElse( ...
Optional.IfPresentOrElse(IConsumer, IRunnable) Method Reference Feedback Definition Namespace: Java.Util Assembly: Mono.Android.dll If a value is present, performs the given action with the value, otherwise performs the given empty-based action. C# 复制 [Android.Runtime.Register("ifPresent...
方案一: // Java program to demonstrate// OptionalDouble.ifPresentOrElse() methodimportjava.util.OptionalDouble;publicclassGFG{publicstaticvoidmain(String[]args){// create a OptionalDoubleOptionalDoubleopdouble=OptionalDouble.of(234543.23453);// apply ifPresentOrElseopdouble.ifPresentOrElse((value)->{...
// Java program to demonstrate // Optional.ifPresentOrElse() method import java.util.*; public class GFG { public static void main(String[] args) { // create a Optional Optional<Integer> op = Optional.of(9455); // print value System.out.println("Optional: " + op); // apply ...
util.Optional; import java.util.concurrent.atomic.AtomicInteger; public class IfPresentOrElseMethodTest { public static void main(String args[]) { optionalIsPresent(); optionalIsEmpty(); } private static void optionalIsPresent() { Optional<String> optional = Optional.of("Test"); AtomicIntege...
方案一: // Java program to demonstrate // OptionalInt.ifPresentOrElse() method import java.util.OptionalInt; public class GFG { public static void main(String[] args) { // create a OptionalInt OptionalInt opint = OptionalInt.of(12); // apply ifPresentOrElse opint.ifPresentOrElse( (valu...
// Java program to demonstrate// OptionalInt.ifPresentOrElse() methodimportjava.util.OptionalInt;publicclassGFG{publicstaticvoidmain(String[] args){// create a OptionalIntOptionalInt opint = OptionalInt.of(12);// applyifPresentOrElseopint.ifPresentOrElse( ...
OptionalInt.IfPresentOrElse(IIntConsumer, IRunnable) MethodReference Feedback DefinitionNamespace: Java.Util Assembly: Mono.Android.dll If a value is present, performs the given action with the value, otherwise performs the given empty-based action. [Android.Runtime.Register("ifPresentOrElse", "...
class); final Optional<String[]> optionalLogFilters = requestContext.getOptionalParameter(1, String[].class); optionalLogFilters.ifPresentOrElse( logFilters -> Arrays.stream(logFilters).forEach(logFilter -> setLogLevel(logFilter, logLevel)), () -> setLogLevel("", logLevel)); return new ...
package com.mayikt.method; import com.mayikt.entity.OrderEntity; import java.util.Optional; import java.util.function.Supplier; /** * @ClassName Test06 * @Author 蚂蚁课堂余胜军 QQ644064779 www.mayikt.com * @Version V1.0 **/ public class Test06 { private static OrderEntity order = null; pu...