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Php output three-stage linkage data json format at one time
has the following data table
then output json data like this at once:
$.rawCitiesData = [
{
"name":"",
"code":"id",
"sub": [
{
"name": "",
&qu...
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How does the Baum of laravel get the final parent id of a record
for example, I want to get the final parent of a little black pig with an id of 10. In this table, parent_id shows 9, but what I want to get is 5. Is there any way, or I want to judge whether a record belongs to the final parent
...
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How to achieve second-level comments like a brief book
how to achieve second-level comments like a brief book? my existing fields are as follows:
id pid id article_id id
my original implementation is as follows
**
* @param $data array
* @param $pid string parent_id
* @param $id...
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b37427-2c087.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b37427-2c087.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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