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db\DataReader getColumnCount()

getColumnCount() public method

Returns the number of columns in the result set.

Note, even there's no row in the reader, this still gives correct column number.

public integer getColumnCount ( )
return	integer	The number of columns in the result set.

Links:

http://www.yiiframework.com/doc-2.0/yii-db-datareader.html#getColumnCount()-detail

doc_Yii

2016-10-30 16:58:01

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