Java 中的 Double isNaN()方法,带示例 原文:https://www . geesforgeks . org/double-isnan-method-in-Java-with-examples/ Java Double 类的 isNaN() 方法是 Java 中的内置方法,如果该 Double 值或指定的 Double 值不是数字(NaN),则返回 true,否则返回 fal 开发文档
Java 中 Float isNaN()方法,带示例 原文:https://www . geesforgeks . org/float-isnan-method-in-Java-with-examples/ Float 类 中的 Float.isNaN() 方法是 Java 中的内置方法,如果该 Float 值或指定的 Float 值不是数字(NaN),则返回 true,否则返回 false。 开发文档
示例1:使用静态isNaN()方法 // Java code to demonstrate// FloatisNaN() method// without parameterclassGFG{publicstaticvoidmain(String[] args){// first exampleFloat f1 =newFloat(1.0/0.0);booleanres = f1.isNaN();// printing the outputif(res) System.out.println(f1 +" is NaN");elseSyste...
// Java program to demonstrate the example // of isNaN() method of Float class public class IsNaNOfFloatClass { public static void main(String[] args) { // Object initialization Float ob1 = new Float(0.0 / 0.0); Float ob2 = new Float(-0.0 / 0.0); Float ob3 = new Float(20.0)...
Double class isNaN() method isNaN() methodis available inDoubleclass ofjava.langpackage. isNaN() methodis used to check NaN (Not a Number) values (i.e. either positive NaN or negative NaN). isNaN(double value) methodis used to check NaN values for the given double argument (i.e. ...
No parameter is passed in this method. Returns: Returns the boolean valuetruefor NaN values andfalsefor non-NaN values. Example 1: Here, boolean values are returned in accordance with the float value passed as an argument. import java.lang.Float; ...
Java.Beans Java.Interop Java.Interop.Expressions Java.Interop.Tools.JavaCallableWrappers Java.IO Java.Lang Java.Lang AbstractMethodError AbstractStringBuilder ArithmeticException ArrayIndexOutOfBoundsException ArrayStoreException AssertionError 布尔 BootstrapMethodError Byte 字符 Character.Subset Character.UnicodeBlock...
JavaScript Number.isNaN() Method, In JavaScript, the value NaN is considered a type of number. Syntax: Number.isNaN(value) Parameters Used: 1. Value :It is the value which is to be tested for NaN. Return Value: The Number.isNaN() method in JavaScript returns true if the passed value...
以下程序说明了Java中的isNaN()方法: 示例1: // Java code to demonstrate// DoubleisNaN() method// without parameterclassGFG{publicstaticvoidmain(String[] args){// first exampleDouble f1 =newDouble(1.0/0.0);booleanres = f1.isNaN();// printing the outputif(res) ...
Java - Double isNaN(double) method - The Java Double isNaN(double v) method returns true if the specified number is a Not-a-Number (NaN) value, false otherwise.The argument v is the value to be tested.