作者:超人 | 来源:互联网 | 2018-04-24 17:11
比如原数组是这样的array(3){[0]>array(6){["pla_id"]>string(3)"298"["user_id"]>string(1)"1"["due_in"]>string(15)"8.33"}[1]>array(6){["pla_id"]>
php
比如原数组是这样的
array(3) {
[0] => array(6) {
["pla_id"] => string(3) "298"
["user_id"] => string(1) "1"
["due_in"] => string(15) "8.33"
}
[1] => array(6) {
["pla_id"] => string(3) "976"
["user_id"] => string(1) "1"
["due_in"] => string(15) "338.90"
}
[2] => array(6) {
["pla_id"] => string(3) "56"
["user_id"] => string(1) "2"
["due_in"] => string(15) "25.6"
}}
因为数组中的user_id=1 是一样的
要得到最后这样数组,要怎么写(就是把user_id相同的其他元素拼接在一起)?
array(3) {
[0] => array(6) {
["pla_id"] => string(3) "298,976"
["user_id"] => string(1) "1"
["due_in"] => string(15) "8.33,338.90"
}
[1] => array(6) {
["pla_id"] => string(3) "56"
["user_id"] => string(1) "2"
["due_in"] => string(15) "25.6"
}}