Question
need just to add a Remove Taskbutton button. and the Remove Task button removes the task at the top of the list (LIFO). eveything else
need just to add a Remove Taskbutton button. and the Remove Task button removes the task at the top of the list (LIFO). eveything else works great
index.php:
//get action variable from POST $action = filter_input(INPUT_POST, 'action');
//initialize error messages array $errors = array();
//process switch( $action ) { case 'Add Task': $new_task = filter_input(INPUT_POST, 'newtask'); if (empty($new_task)) { $errors[] = 'The new task cannot be empty.'; } else { // $task_list[] = $new_task; //array_push($task_list, $new_task); array_unshift($task_list, $new_task); //add the task in first index shifted the array } break; case 'Delete Task': $task_index = filter_input(INPUT_POST, 'taskid', FILTER_VALIDATE_INT); if ($task_index === NULL || $task_index === FALSE) { $errors[] = 'The task cannot be deleted.'; } else { unset($task_list[$task_index]); $task_list = array_values($task_list); } break; case 'Modify Task': $task_index = filter_input(INPUT_POST, 'taskid', FILTER_VALIDATE_INT); if ($task_index === NULL || $task_index === FALSE) { $errors[] = 'The task cannot be modified.'; } else { $task_to_modify = $task_list[$task_index]; } break; case 'Save Changes': $i = filter_input(INPUT_POST, 'modifiedtaskid', FILTER_VALIDATE_INT); $modified_task = filter_input(INPUT_POST, 'modifiedtask'); if (empty($modified_task)) { $errors[] = 'The modified task cannot be empty.'; } elseif($i === NULL || $i === FALSE) { $errors[] = 'The task cannot be modified.'; } else { $task_list[$i] = $modified_task; $modified_task = ''; } break; case 'Cancel Changes': $modified_task = ''; break; case 'Promote Task': $task_index = filter_input(INPUT_POST, 'taskid', FILTER_VALIDATE_INT); if ($task_index === NULL || $task_index === FALSE) { $errors[] = 'The task cannot be promoted.'; } elseif ($task_index == 0) { $errors[] = 'You can\'t promote the first task.'; } else { // get the values for the two indexes $task_value = $task_list[$task_index]; $prior_task_value = $task_list[$task_index-1];
// swap the values $task_list[$task_index-1] = $task_value; $task_list[$task_index] = $prior_task_value; break; } case 'Sort Tasks': sort($task_list); break; }
include('task_list.php'); ?>
task_list.php:
Task List Manager
Errors:
Tasks:
There are no tasks in the task list.
- $task ) : ?>
Add Task:
0 && empty($task_to_modify)) : ?>
Select Task:
Task to Modify:
main.php:
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started