Parsing a String using Java regex

Question

I have the below java string in the below format.

externalCustomerID: { \"custToken\": \"xyz\" }

I want to extract xyz value from above string. can anyone suggest me any regex expression for that in java?

is this the string "custToken": "xyz" or it's externalCustomerID: { "custToken": "xyz" } — user16669986
– user16669986, Commented Aug 18, 2021 at 6:31
externalCustomerID: { "custToken": "xyz" } this is my input string — Yogesh
– Yogesh, Commented Aug 18, 2021 at 6:33
you can use JSONParser to read the value. Go through below link to understand more about the JSONParser. stackoverflow.com/questions/2591098/how-to-parse-json-in-java — Nagaraju Chitimilla
– Nagaraju Chitimilla, Commented Aug 18, 2021 at 6:35

user16669986 · Accepted Answer · 2021-08-18 06:38:48Z

1

check this one

        Pattern pattern = Pattern.compile("(\\w+: \\{ \"\\w+\": \")(\\w+)");

    Matcher matcher = pattern.matcher("externalCustomerID: { \"custToken\": \"xyz\" }");

    if (matcher.find()) {
        System.out.println(matcher.group(2));
    }

answered Aug 18, 2021 at 6:38

user16669986

Sign up to request clarification or add additional context in comments.

2 Comments

user16669986 Over a year ago

you welcome :) you can use this site to test and verify your regex regex101.com make sure to choose java flavor from the left side

user16669986 Over a year ago

sorry @user16320675 it did not get what you mean

Collectives™ on Stack Overflow

Parsing a String using Java regex

1 Answer 1

2 Comments

Your Answer

Linked

Hot Network Questions

Collectives™ on Stack Overflow

1 Answer 1

2 Comments

Your Answer

Sign up or log in

Post as a guest

Linked

Related