Skip to main content

PHP script to delete a specific value from an array using array_filter() function

<?php

$colors = array('key1' => 'Red', 'key2' => 'Green', 'key3' => 'Black');
$given_value = 'Black';
print_r($colors);

$new_filtered_array = array_filter($colors, function ($element) use ($given_value)
{
     return ($element != $given_value);
}
      print_r($filtered_array);
      print_r($new_filtered_array);
?>

Labels:

Comments

Post a Comment

Popular posts from this blog

PHP fiction to change array values to upper and lower case

<?php function array_change_value_case($input, $ucase) { $case = $ucase; $narray = array(); if (!is_array($input)) { return $narray; } foreach ($input as $key => $value) { if (is_array($value)) { $narray[$key] = array_change_value_case($value, $case);  continue; } $narray[$key] = ($case == CASE_UPPER ? strtoupper($value) : strtolower($value)); } return $narray; } $Color = array('A' => 'Blue', 'B' => 'Green', 'c' => 'Red'); echo 'Actual array '; print_r($Color); echo 'Values are in lower case.'; $myColor = array_change_value_case($Color,CASE_LOWER); print_r($myColor); echo 'Values are in upper case.'; $myColor = array_change_value_case($Color,CASE_UPPER); print_r($myColor); ?>
Post a Comment
Read more

Temperature Calculator using PHP

This is a PHP script to calculate and display average temperature, five lowest and highest temperatures. <?php $month_temp = "78, 60, 62, 68, 71, 68, 73, 85, 66, 64, 76, 63, 81, 76, 73, 68, 72, 73, 75, 65, 74, 63, 67, 65, 64, 68, 73, 75, 79, 73"; $temp_array = explode(',', $month_temp); $tot_temp = 0; $temp_array_length = count($temp_array); foreach($temp_array as $temp) {  $tot_temp += $temp; }  $avg_high_temp = $tot_temp/$temp_array_length;  echo "Average Temperature is : ".$avg_high_temp."; sort($temp_array); echo " List of five lowest temperatures :"; for ($i=0; $i< 5; $i++) { echo $temp_array[$i].", "; } echo "List of five highest temperatures :"; for ($i=($temp_array_length-5); $i< ($temp_array_length); $i++) { echo $temp_array[$i].", "; } ?>
Post a Comment
Read more