Write a PHP program to convert the last 3 characters of a given string in upper case. If the length of the string has less than 3 then uppercase all the characters

hamza

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2022-05-18

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Php programming,

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hamza

2022-05-18

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<?php
function test($s) 
{
   return strlen($s) < 3 ? strtoupper($s) : substr($s, 0, strlen($s) - 3).strtoupper(substr($s, strlen($s) - 3));
 }


echo test("Python")."\n";
echo test("Javascript")."\n";
echo test("js")."\n";
echo test("PHP")."\n";

Sample Output:

PytHON
JavascrIPT
JS
PHP

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Write a PHP program to convert the last 3 characters of a given string in upper case. If the length of the string has less than 3 then uppercase all the characters

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