ios - How to create an if statement if segment is not selected? -

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i want create statement says

if (segmenttitle.selectedsegmentindex == not selected) {     segmenttitle.selectedsegmentindex == 0; }

what not selected in c code?

if read docs uisegmentedcontrol find answer:

if (segmenttitle.selectedsegmentindex == uisegmentedcontrolnosegment) {     segmenttitle.selectedsegmentindex = 0; }

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