如何使用jquery.treeview.js控件,顯示樹(shù)形菜單
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胡子哥哥
TA貢獻(xiàn)1825條經(jīng)驗(yàn) 獲得超6個(gè)贊
從可見(jiàn)的行列表中提取部分: NSArray *indexPathsForVisibleRows = [tableView indexPathsForVisibleRows];
NSMutableIndexSet *indexSet = [NSMutableIndexSet indexSet];
for ( NSIndexPath *indexPath in indexPathsForVisibleRows ) {
[indexSet addIndex:indexPath.section];
}
NSLog(@"indexSet %@",indexSet);
// indexSet <NSMutableIndexSet: 0x11a5c190>[number of indexes: 5 (in 1 ranges
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