Split multiple delimiters in Java [closed]

How I can split the sentences with respect to the delimiters in the string and count the frequency of words ?

 String delimiters = "\t,;.?!-:@[](){}_*/";

My text file is:

Billy_Reeves
Smorz
Nationalist_Left_-_Youth
Ancient_Greek_units_of_measurement
Jiuting_(Shanghai_Metro)
Blodgett,_MO
Baekjeong
Matt_Brinkman
National_Vietnam_Veterans_Art_Museum
1

2 Answers

Try with

split("\\t|,|;|\\.|\\?|!|-|:|@|\\[|\\]|\\(|\\)|\\{|\\}|_|\\*|/");

Also

Use String.split() with multiple delimiters

2

The split method takes as argument a regular expression so, to use multiple delimiters, you need to input a regular expression separated by the OR regex operator or using a character class (only if the delimiters are single characters).

Using the OR operator:

String delimiters = "\\t|,|;|\\.|\\?|!|-|:|@|\\[|\\]|\\(|\\)|\\{|\\}|_|\\*|/";

Using the character class:

String delimiters = "[-\\t,;.?!:@\\[\\](){}_*/]";

As you can see some of the characters must be escaped as they are regex metacharacters.

0

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