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Add getRows method and comments

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ATM john 2020-04-18 13:44:13 +02:00
parent 09591d75f6
commit 395446a924
1 changed files with 32 additions and 4 deletions
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36
htdocs/core/db/DoliDB.class.php
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@ -300,11 +300,13 @@ abstract class DoliDB implements Database
/**
* return first result value from query
* Return first result value from query
* Note : This method executes a given SQL query and retrieves the first value of the first row of results. It should only be used with SELECT queries.
* Dont add LIMIT to your query, it will be added by this method
* @param string $sql the sql query string
* @return bool| var
*/
public function getvalue($sql)
public function getValue($sql)
{
$sql .= ' LIMIT 1;';
@ -319,9 +321,11 @@ abstract class DoliDB implements Database
}
/**
* return first result from query as object
* Return first result from query as object
* Note : This method executes a given SQL query and retrieves the first row of results as an object. It should only be used with SELECT queries
* Dont add LIMIT to your query, it will be added by this method
* @param string $sql the sql query string
* @return bool| var
* @return bool| object
*/
public function getRow($sql)
{
@ -335,4 +339,28 @@ abstract class DoliDB implements Database
return false;
}
/**
* return all results from query as an array of objects
* Note : This method executes a given SQL query and retrieves all row of results as an array of objects. It should only be used with SELECT queries
* be carefull with this method use it only with some limit of results to avoid performences loss
* @param string $sql the sql query string
* @return bool| array
*/
public function getRows($sql)
{
$res = $this->query($sql);
if ($res)
{
$results = array();
if($this->num_rows($res) > 0){
while ($obj = $this->fetch_object($res)){
$results[] = $obj;
}
}
return $results;
}
return false;
}
}