What are the ways to convert java string to array?

1.split()

can split a string based on matching a given regular expression.

Note: Escape characters such as ., | and * must be added with \\. Multiple delimiters, you can use | as a hyphen.

Syntax structure:

public String[] split(String regex, int limit)

Parameter introduction:

regex -- Regular expression delimiter.

limit -- The number of divided copies.

Example

// 字符串转数组  java.lang.String
 
String str = "0,1,2,3,4,5";
 
String[] arr = str.split(","); // 用,分割
 
System.out.println(Arrays.toString(arr)); // [0, 1, 2, 3, 4, 5]

2.toCharArray()

Convert the characters in the string object into a character array.

Syntax:

public char[] toCharArray()

Parameters

None

Instance

String s=abcd;
char a[]=s.toCharArray();

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