yii2 determines whether it is submitted in post mode

Determine whether the submission is through the post method in the controller:

 if(Yii::$app->request->isPost){
        return true;  
 }else{
        return false;  
 }

Judge the get submission

if(Yii::$app->request->isGet){
    return true;
}else{
    return false;  
}

Recommended: yii usage tutorial

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