Sean256
Sean256

Reputation: 3089

java split regex: split string using any text between curly brackets and keep the delimiter

I almost got what I need thanks to another question on here, but not quite.

I am trying to use java's String.split() to break up a string and keep the regex delimiter. My delimiter isn't a single char. Example:

hello {world} this is {stack overflow} and this is my string

needs to break into an array like:

hello

{world}

this is

{stack overflow}

and this is my string

I am able to match all text between { and } using {[^}]+} and split a string using it. But I really need to keep the text between { and } as well.

Upvotes: 1

Views: 7567

Answers (1)

Pshemo
Pshemo

Reputation: 124215

Try maybe splitting this way

yourString.split("\\s(?=\\{)|(?<=\\})\\s")

It will split on every space that have { after it, or space that have } before it.

Demo

String text = "hello {world} this is {Stack Overflow} and this is my string";
String[] parts = text.split("\\s(?=\\{)|(?<=\\})\\s"); 

for (String part : parts)
    System.out.println(part);

output

hello
{world}
this is
{Stack Overflow}
and this is my string

Upvotes: 10

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