PHP生成微信自定义菜单

$arr_new = [];
		foreach($menudata as $k=>$v)
		{
			if($v["level"] == 0){
				$arr_new[$v['id']] = array("name"=>$v["menu_name"],"type"=>'view',"url"=>htmlspecialchars_decode($v["menu_url"]));
				unset($menudata[$k]);
			}
		}
		
		foreach ($menudata as $k => $v ) {
			$arr_new[$v['parent_id']]['sub_button'][] = array("name"=>$v["menu_name"],"type"=>'view',"url"=>htmlspecialchars_decode($v["menu_url"]));
			unset($menudata[$k]);
		}
		
		$menustr ['button'] = [];
		foreach ($arr_new as $vo) {
			$menustr['button'][] = $vo;
		}
		
		$menustr = json_encode($menustr,JSON_UNESCAPED_UNICODE);

微信自定义菜单!