split分隔特殊字符"| ^ . *"等特殊字符

String a = "china|hangzhou";
System.out.println(a.split("\\|")[0]);		
System.out.println(a.split("\\|")[1]);

String b = "china,hangzhou";
System.out.println(b.split(",")[0]);		
System.out.println(b.split(",")[1]);

split是用正则来写的，所以在分割"| ^ . *"等特殊字符时候需要进行转义！