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str.matches(".*((100|112)|258).*")

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Java code:

str.matches(".*?(100,|112,|258,).*")



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/^(100|112|258)(\,100|112|258)*$/

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str.matches(".*[100|112|258].*")

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Java code:

String reg="^(100|112|258)(,(100|112|258))+";
System.out.println(digital.matches(reg));



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