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#18629

Thank you so much.
My English is not good so I didn’t read document well.
Please help me last question.
I follow this tutorial to custoom tooltip content.
https://canvasjs.com/docs/charts/chart-options/tooltip/content-formatter/
I got y value as well but I don’t know how to take the percent of y value . Does canvasjs provide it or I have to callculate it myself.
Best regards