Java 输出: false->gfgtrue->2false->geeks! Java 程序2:展示例外情况的计划 // Java program to illustrate the// hasNextBigDecimal() method of Scanner class in Java// Exception caseimportjava.util.*;publicclassGFG1{publicstaticvoidmain(String[]argv)throwsException{try{Strings="gfg 2 geeks!";//...
// hasNextInt() method of Scanner class in Java // with parameter importjava.util.*; publicclassGFG1{ publicstaticvoidmain(String[]argv) throwsException { Strings="gfg 2 geeks!"; // new scanner with the // specified String Object Scannerscanner=newScanner(s); // use US locale to interp...
// Java program to illustrate the//nextBoolean() method of Scanner class in Java// without parameterimportjava.util.*;publicclassGFG1{publicstaticvoidmain(String[] argv)throwsException{ String s ="Gfg true 9 + 6 = 12.0 false";// create a new scanner// with the specified String ObjectScann...
importjava.io.*; // Main class classGFG{ // Main driver method publicstaticvoidmain(Stringargs[]) throwsIOException { // Creating object of class inside main() method BufferedReaderbr=newBufferedReader( newInputStreamReader(System.in)); System.out.println("Enter an integer"); // Taking int...
// Java program to illustrate the//nextBigDecimal() method of Scanner class in Java// NoSuchElementExceptionimportjava.util.*;publicclassGFG1{publicstaticvoidmain(String[] argv)throwsException{try{ String s ="Gfg";// create a new scanner// with the specified String ObjectScanner scanner =newSc...
// Java program to illustrate the//nextInt() method of Scanner class in Java// with parameterimportjava.util.*;publicclassGFG1{publicstaticvoidmain(String[] argv)throwsException{ String s ="Gfg 9 + 6 = 12.0";// create a new scanner// with the specified String ObjectScanner scanner =new...