如何从PHP数组中随机提取几组数据？
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本文共计133个文字，预计阅读时间需要1分钟。
pythondata=[ {price: 6874, air: 国泰航空}, {price: 4726, air: 大韩航空}, {price: 6569, air: 国泰航空}, {price: 6569, air: 卡塔尔航空}]
//百度知道中的代码,mark一下 $data = array( array( "price" => "6874","air" => "国泰" ), array( "price" => "4726","air" => "大韩航空" ), array( "price" => "6569","air" => "国泰航空" ), array( "price" => "6569","air" => "卡塔尔航空" ), array( "price" => "3380","air" => "美国航空" ), array( "price" => "4200","air" => "泰国航空" ) ); //随机选择出两个元素 $temp=array_rand($data,2); //重组数组 foreach($temp as $val){ $data_last[]=$data[$val]; } print_R($data_last); //分享自
本文共计133个文字，预计阅读时间需要1分钟。
pythondata=[ {price: 6874, air: 国泰航空}, {price: 4726, air: 大韩航空}, {price: 6569, air: 国泰航空}, {price: 6569, air: 卡塔尔航空}]
//百度知道中的代码,mark一下 $data = array( array( "price" => "6874","air" => "国泰" ), array( "price" => "4726","air" => "大韩航空" ), array( "price" => "6569","air" => "国泰航空" ), array( "price" => "6569","air" => "卡塔尔航空" ), array( "price" => "3380","air" => "美国航空" ), array( "price" => "4200","air" => "泰国航空" ) ); //随机选择出两个元素 $temp=array_rand($data,2); //重组数组 foreach($temp as $val){ $data_last[]=$data[$val]; } print_R($data_last); //分享自