PHP function Exercises: Sort an array
PHP function: Exercise-4 with Solution
Write a function to sort an array.
Pictorial Presentation:

Sample Salution:
PHP Code:
<?php
function array_sort($a)
{
for($x=0;$x< count($a);++$x)
{
$min = $x;
for($y=$x+1;$y< count($a);++$y)
{
if($a[$y] < $a[$min] )
{
$temp = $a[$min];
$a[$min] = $a[$y];
$a[$y] = $temp;
}
}
}
return $a;
}
$a = array(51,14,1,21,'hj');
print_r(array_sort($a));
?>
Sample Output:
Array ( [0] => hj [1] => 1 [2] => 14 [3] => 21 [4] => 51 )
Flowchart :

PHP Code Editor:
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Previous: Write a function to reverse a string.
Next: Write a PHP function that checks if a string is all lower case.
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PHP: Tips of the Day
Formatting a number with leading zeros in PHP
Use sprintf :
sprintf('%08d', 1234567);
Alternatively you can also use str_pad:
str_pad($value, 8, '0', STR_PAD_LEFT);
Ref : https://bit.ly/3fS2OLd
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