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clone the code and the install and run it
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click the change button
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expand the row 1, you will find the row 2 is disappeared. just hideup and expand the row 1 againg, the row 2 showed.
clone the code and the install and run it
click the change button
expand the row 1, you will find the row 2 is disappeared. just hideup and expand the row 1 againg, the row 2 showed.