Java Learning (6): Enter a string that counts the number of Chinese and English letters, spaces, numbers, and other characters, respectively.

Source: Internet
Author: User

1 ImportJava.util.Scanner;2 3 /**4 * Enter a line of characters to count the number of Chinese and English letters, spaces, numbers, and other characters, respectively .5  *6  * @authorXCX7 * @time July 22, 2017 morning 9:08:168  */9  Public classPractice7 {Ten  One      Public Static voidMain (string[] args) { ASystem.out.println ("Please enter a string, we will count the number of Chinese and English letters, spaces, numbers and other characters"); -Scanner Scanner =NewScanner (system.in); -String string =scanner.nextline (); the  -         intNumbersofblack =Getnumbersofblack (string); -         intNumbersofchinese =Getnumbersofchinese (string); -         intNumbersofothers =getnumbersofothers (string); +         intNumbersoffigure =getnumbersoffigure (string); -         intNumbersofenglish =getnumbersofenglish (string); +          ASystem.out.println ("Number:" + numbersoffigure + "X")); atSystem.out.println ("English:" + numbersofenglish + "one")); -SYSTEM.OUT.PRINTLN ("spaces are:" + numbersofblack + "X")); -System.out.println ("Kanji:" + Numbersofchinese + "one")); -System.out.println ("Others are:" + numbersofothers + "X")); -     } -  in     //to find the number of hollow lattice of a string -      Public Static intGetnumbersofblack (String string) { to         //record the number of empty cells in a string +         intNumbersofblack = 0; -         //Converts the input string into a character array theString[] strings = String.Split (""); *          for(inti = 0; i < strings.length; i++) { $             if(Strings[i].matches ("")) {Panax Notoginsengnumbersofblack++; -             } the         } +         returnNumbersofblack; A     } the  +     //to find the number of Chinese characters in a string -      Public Static intGetnumbersofchinese (String string) { $         //record the number of Chinese characters in a string $         intNumbersofchinese = 0; -         //Converts the input string into a character array -String[] strings = String.Split (""); the          for(inti = 0; i < strings.length; i++) { -             if(Strings[i].matches ("[\u4e00-\u9fa5]")) {Wuyinumbersofchinese++; the             } -         } Wu         returnNumbersofchinese; -     } About  $     //find the number of English letters in a string -      Public Static intgetnumbersofenglish (String string) { -         //the number of English letters in the record string -         intNumbersofenglish = 0; A         //Converts the input string into a character array +String[] strings = String.Split (""); the          for(inti = 0; i < strings.length; i++) { -             if(Strings[i].matches ("[A-za-z]")) { $numbersofenglish++; the             } the         } the         returnNumbersofenglish; the     } -  in     //Number of numbers in a string the      Public Static intgetnumbersoffigure (String string) { the         //Number of digits in the record string About         intNumbersoffigure = 0; the         //Converts the input string into a character array theString[] strings = String.Split (""); the          for(inti = 0; i < strings.length; i++) { +             if(Strings[i].matches ("[0-9]")) { -numbersoffigure++; the             }Bayi         } the         returnnumbersoffigure; the     } -  -     //Number of numbers in a string the      Public Static intgetnumbersofothers (String string) { the         //Number of digits in the record string the         intNumbersofothers = String.Split (""). Length the-Getnumbersofblack (String)-Getnumbersofchinese (String) --Getnumbersofenglish (String)-getnumbersoffigure (string); the         returnnumbersofothers; the     } the}

Java Learning (6): Enter a string that counts the number of Chinese and English letters, spaces, numbers, and other characters, respectively.

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