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Character sınıfının isAlphabetic(intcodePoint) yöntemi, belirtilen karakterin alfabe olup olmadığını belirler.

Bir karakter aşağıdaki özelliklere sahipse alfabe olarak kabul edilir:

• BÜYÜK HARF
• KÜÇÜK HARF
• TITLECASE_LETTER
• MODIFIER_LETTER
• OTHER_LETTER
• LETTER_NUMBER veya
• Unicode Standardı tarafından tanımlanan diğer alfabeler.

Sözdizimi

 public static Boolean isAlphabetic(int codePoint) 

Parametre

kod noktası : Test edilecek karakterdir.

dizüstü bilgisayar klavyesindeki ekleme tuşu nerede

Geri dönüş değeri

Karakter bir Unicode alfabe karakteri ise isAlphabetic(intcodePoint) yöntemi true değerini döndürür. Aksi takdirde bu yöntem false değerini döndürür.

örnek 1

 public class JavaCharacterisAlphabeticExample1 { public static void main(String[] args) { char codepoint1 = '0'; char codepoint2 = '1'; boolean b1 = Character.isAlphabetic(codepoint1); boolean b2 = Character.isAlphabetic(codepoint2); System.out.println('The returned value for the first character is given as:'+' '+b1); System.out.println('The returned value for the first character is given as:'+' '+b2); } } 

Çıktı:

 The returned value for the first character is given as: false The returned value for the first character is given as: false 

Örnek 2

 public class JavaCharacterisAlphabeticExample2 { public static void main(String[] args) { // Initialize the codepoints int codepoint1 = 87; int codepoint2 = 49; int codepoint3 = 63; // Check if the first codepoint is alphabet or not. boolean checkAlp1 = Character.isAlphabetic(codepoint1); if(checkAlp1){ System.err.print('Codepoint ''+codepoint1+'' is an alphabet.
'); } else{ System.out.print('Codepoint ''+codepoint1+'' is not an alphabet.
'); } // Check if the second codepoint is alphabet or not. boolean checkAlp2 = Character.isAlphabetic(codepoint2); if(checkAlp2){ System.err.print('Codepoint ''+codepoint2+'' is an alphabet.
'); } else{ System.out.print('Codepoint ''+codepoint2+'' is not an alphabet.
'); } // Check if the third codepoint is alphabet or not. boolean checkAlp3 = Character.isAlphabetic(codepoint3); if(checkAlp3){ System.err.print('Codepoint ''+codepoint3+'' is an alphabet.
'); } else{ System.out.print('Codepoint ''+codepoint3+'' is not an alphabet.
'); } } } 

Çıktı:

 Codepoint '87' is an alphabet. Codepoint '49' is not an alphabet. Codepoint '63' is not an alphabet. 

Örnek 3

 public class JavaCharacterisAlphabeticExample3 { public static void main(String[] args) { char codepoint1 = '1'; char codepoint2 = 'A'; char codepoint3 ='B'; boolean b1 = Character.isAlphabetic(codepoint1); boolean b2 = Character.isAlphabetic(codepoint2); boolean b3 = Character.isAlphabetic(codepoint3); System.out.println('The returned value for the first character is given as:'+' '+b1); System.out.println('The returned value for the second character is given as:'+' '+b2); System.out.println('The returned value for the third character is given as:'+' '+b3); } } 

Çıktı:

 The returned value for the first character is given as: false The returned value for the second character is given as: true The returned value for the third character is given as: true