public static void main(String[] args) {
        String str = "001^CA^PEK";
        String arr[] = str.split("\\^");//正则分割
        for(String s : arr){
            System.out.println(s);
        }
    }

------解决方案--------------------

String str="001^CA^PEK";
		str=str.replaceAll("[\\^]",",");
		System.out.println(str);

------解决方案--------------------
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Java code

public static void main(String[] args) {
        String str = "001^CA^PEK";
        String arr[] = str.split("\\^");//正则分割
        for(String s : arr){
            System.out.println(……