logo

Java String toCharArray()

The java niz toCharArray() metoda pretvori ta niz v niz znakov. Vrne na novo ustvarjeno niz znakov, njegova dolžina je podobna temu nizu in njegova vsebina je inicializirana z znaki tega niza.


Notranja izvedba

 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; } 

Podpis

Podpis ali sintaksa metode string toCharArray() je podana spodaj:

 public char[] toCharArray() 

Vračila

niz znakov


Primer metode Java String toCharArray().

 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++){>

2. primer metode Java String toCharArray().

Oglejmo si še en primer matrike char. Je uporabna metoda, ki vrne matriko znakov iz niza brez pisanja kode po meri.

salman khan khan starost
 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;>