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PHP Array Exercises : Return the lowest integer (not 0) from a list of numbers

PHP Array: Exercise-17 with Solution

Write a PHP function that returns the lowest integer that is not 0.

Sample Solution:

PHP Code:

<?php
function min_values_not_zero(Array $values) 
{
return min(array_diff(array_map('intval', $values), array(0)));
}
print_r(min_values_not_zero(array(-1,0,1,12,-100,1))."\n");
?>

Sample Output: 

-100

Flowchart:

Flowchart: Return the lowest integer (not 0) from a list of numbers

PHP Code Editor:

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Previous: Write a PHP script to get the largest key in an array.
Next: Write a PHP function to floor decimal numbers with precision.

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PHP: Tips of the Day

PHP: Anonymous recursive PHP functions

In order for it to work, you need to pass $factorial as a reference

$factorial = function( $n ) use ( &$factorial ) {
    if( $n == 1 ) return 1;
    return $factorial( $n - 1 ) * $n;
};
print $factorial( 5 );

Ref : https://bit.ly/38dj7jm