$suc = $wpdb->update(table_name,
array(
'column1' => 'value1', // string
'column2' => 'value2' // integer (number)
),
array( 'ID' => 1 ),
array(
'%s', // value1
'%d' // value2
),
array( '%d' )
);
if( $suc === false ) {
//Do something about fail
}
else if( $suc === 0 ){
//Do something about nothing update
}
參考網址:
$wpdb - what does it return on fail?
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