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Java String toCharArray()

Det java streng tilCharArray() metode konverterer denne streng til tegnarray. Den returnerer en nyoprettet tegnarray, dens længde svarer til denne streng, og dens indhold initialiseres med tegnene i denne streng.


Intern implementering

 public char[] toCharArray() { // Cannot use Arrays.copyOf because of class initialization order issues char result[] = new char[value.length]; System.arraycopy(value, 0, result, 0, value.length); return result; } 

Underskrift

Signaturen eller syntaksen for streng toCharArray()-metoden er angivet nedenfor:

 public char[] toCharArray() 

Vender tilbage

tegnarray


Java String toCharArray() metode eksempel

 public class StringToCharArrayExample{ public static void main(String args[]){ String s1=&apos;hello&apos;; char[] ch=s1.toCharArray(); for(int i=0;i<ch.length;i++){ system.out.print(ch[i]); } }} < pre> <span> Test it Now </span> <p>Output:</p> <pre> hello </pre> <h2>Java String toCharArray() Method Example 2</h2> <p>Let&apos;s see one more example of char array. It is useful method which returns char array from the string without writing any custom code. </p> <pre> public class StringToCharArrayExample2 { public static void main(String[] args) { String s1 = &apos;Welcome to Javatpoint&apos;; char[] ch = s1.toCharArray(); int len = ch.length; System.out.println(&apos;Char Array length: &apos; + len); System.out.println(&apos;Char Array elements: &apos;); for (int i = 0; i <len; i++) { system.out.println(ch[i]); } }< pre> <p>Output:</p> <pre> Char Array length: 21 Char Array elements: W e l c o m e t o J a v a t p o i n t </pre></len;></pre></ch.length;i++){>

Java String toCharArray()-metodeeksempel 2

Lad os se endnu et eksempel på char-array. Det er en nyttig metode, der returnerer char-array fra strengen uden at skrive nogen brugerdefineret kode.

onclick js
 public class StringToCharArrayExample2 { public static void main(String[] args) { String s1 = &apos;Welcome to Javatpoint&apos;; char[] ch = s1.toCharArray(); int len = ch.length; System.out.println(&apos;Char Array length: &apos; + len); System.out.println(&apos;Char Array elements: &apos;); for (int i = 0; i <len; i++) { system.out.println(ch[i]); } }< pre> <p>Output:</p> <pre> Char Array length: 21 Char Array elements: W e l c o m e t o J a v a t p o i n t </pre></len;>