java.util.scanner

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Having issues reading Long types from a textfile using Java scanner

I\'m trying to read a long type from a text file using Scanner in Java. I get the following error: Exception in thread \"main\" java.util.InputMismatchException[详细]

2023-01-15 05:35 分类：问答
Extracting everything but tags from a web page without a parser - using scanner and regex?

Working on Android SDK, it\'s Java minus some things. I have a solution that pulls out two regex patterns from web pages. The problems I\'m having is that it\'s finding things inside HTML tags. I tr[详细]

2023-01-14 22:47 分类：问答
Problem using the nextLine() and hasNextLine() methods of Scanner

I have a log file containing the following data: Shortest path(2)::RV3280-RV0973C-RV2888C Shortest path(1)::RV3280-RV2502C[详细]

2023-01-14 20:21 分类：问答
Scanner, useDelimiter

I encounter some problem when using useDelimiter from the Scanner class. Scanner sc = new Scanner(System.in).useDelimiter(\"-\");[详细]

2023-01-11 22:46 分类：问答
Most efficient way to parse this with the Java Scanner library?

I\'m trying to parse a section of a large file with Java\'s Scanner library, but I\'m having a hard time trying to determine the best route to parse this text.[详细]

2023-01-11 18:14 分类：问答
scanner.nextLine() doesn't actually give the next line

I\'ve written a pretty simple recursive-descent parser in Java, but having some issues with the scanner I\'ve attached to the file.[详细]

2023-01-11 16:16 分类：问答
Scanner to TextIO question

I need to add a value and input it directly into an array using TextIO. I kn开发者_JAVA百科ow that if I was using Scanner I would use the in.nextDouble() function, but how would I do it using TextIO?[详细]

2023-01-09 07:53 分类：问答
Restrict string input from user to alphabetic and numerical values [duplicate]

This question already has an answer here: How to use java.util.Scanner to correctly read user input from System.in and act on it?[详细]

2023-01-04 12:43 分类：问答
Validating input using java.util.Scanner [duplicate]

This question already has an answer here: How to us开发者_Go百科e java.util.Scanner to correctly read user input from System.in and act on it?[详细]

2023-01-03 23:15 分类：问答
Java Scanner class reading strings

I\'ve created a scanner class to read through the text file and get the value what I\'m after. Let\'s assume that I have a text file contains.[详细]

2023-01-02 07:50 分类：问答