PHP 多个字段自增或者自减

 
//自增
$res=Db::name('accessories') ->where('id',$req['id']) ->inc('number',$req['number']) ->inc('allputin',$req['number']) ->update();

//自减
$res=Db::name('accessories') ->where('id',$req['id']) ->dec('number',$req['number']) ->dec('allputin',$req['number'])
->update();

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转载自www.cnblogs.com/luojie-/p/11531706.html