The php code hidden by the characters behind the province and city

This article mainly shares with you the method of hiding the characters behind provinces and cities in PHP. We will share it in the form of code, hoping to help everyone.

   //隐藏省市区后面的字符串，只显示到省市区
    public static function changeToArea($address)
    {
        if(strpos($address,'区') !== false) {
            $b = substr($address,0,strrpos($address,'区')).'区';
        }
        if(strpos($address,'县') !== false) {
            $b = substr($address,0,strrpos($address,'县')).'县';
        }
        if(strpos($address,'市') !== false && strpos($address,'县') !== false) {
            $b = substr($address,0,strrpos($address,'市')).'市';
        }
        return $b;
    }

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