Check if String is exist in dictionary

[sunjam]

Please help.

I'm new to dictionary.

Something wrong.

trying to check if the string already in the dictionary.

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Big Thanks,

[jindon]

You are mixing up Dictionary and ArrayList, they are different objects.
1) Change (ArrayList)

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to

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or
2) Dictionary

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[sunjam]

Thank you Jindon.

That's a big help.

[jindon]

You are welcome and thanks for the rep.