Use Character.isLetter to check if a char is a letter : 字符 « 数据类型 « Java

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Java » 数据类型 » 字符屏幕截图 
Use Character.isLetter to check if a char is a letter
   

class MainClass {
  public static void main(String[] args) {
    System.out.println("Is the Greek symbol Omega a letter? " + Character.isLetter('\u03a9'));

    System.out.println("Is the Latin symbol z a letter? " + Character.isLetter('z'));

  }
}

   
    
  
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