task_decision - PHP Online
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Result of php executing
Full code of task_decision.php
- <?php
- $a = json_decode('[{"id":"2","name":"Canada"},{"id":"19","name":"Bahrain"},{"id":"36","name":"Bulgaria"},{"id":"53","name":"Congo, Republic of the"},{"id":"70","name":"Eritrea"},{"id":"87","name":"Greenland"},{"id":"104","name":"Iran"},{"id":"121","name":"Lebanon"},{"id":"138","name":"Mauritania"},{"id":"155","name":"New Zealand"}]');
- $b = json_decode('[{"id":"2","cn":"CA"},{"id":"7","cn":"AS"},{"id":"12","cn":"AG"},{"id":"17","cn":"AT"},{"id":"22","cn":"BY"},{"id":"27","cn":"BT"},{"id":"32","cn":"BR"},{"id":"37","cn":"BF"},{"id":"42","cn":"CV"},{"id":"47","cn":"CN"},{"id":"52","cn":"CD"},{"id":"57","cn":"HR"},{"id":"62","cn":"DJ"},{"id":"67","cn":"EG"},{"id":"72","cn":"ET"},{"id":"77","cn":"FR"},{"id":"82","cn":"GE"},{"id":"87","cn":"GL"},{"id":"92","cn":"GN"},{"id":"97","cn":"VA"}]
- ');
- // написать функцию которая покажет id, name из массива $a, для тех id которые отсутсвуют в массиве $b
- showInfo($a, $b);
- function showInfo(array $a, array $b) {
- $result = '';
- $bHashMap = [];
- foreach($b as $bItem) {
- $bHashMap[$bItem->id] = 1;
- }
- foreach ($a as $aItem) {
- if (!array_key_exists($aItem->id, $bHashMap)) {
- echo "\n" . $aItem->id . ', ' . $aItem->name;
- }
- }
- }