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Fibonacci Series in php

<?php
$a = 1;
$b = 2;
$term = 10;
$i = 0;

echo $a." ".$b." ";
for($i; $i<10 ; $i++)
{
$c = $b + $a;
echo $c." ";
$a = $b;
$b = $c;
}
?>

Output: 1 2 3 5 8 13 21 34 55 89 144 233 377

How To Print Stars in PHP

Q1. Print star in descending order.
 
<?php
for($i=0;$i<=5;$i++){
for($j=5-$i;$j>=1;$j--){
echo "*&nbsp;";
}
echo "<br>";
}
?>

Output:
*****
****
***
**
*

Q2. print star in ascending order.

<?php
 for($i=1;$i<=5;$i++){
 for($j=5;$j>=0;$j--){
 if($j<$i){
 echo "*&nbsp";
 }
 }echo "<br>";
 }

 ?>
 Output:
*
**
***
****
*****

Mysql Queries With Examples

Q1. Find 2nd highest salary in sql
Ans: SELECT salary FROM table_name ORDER BY salary DESC LIMIT 1 , 1;