38 lines
714 B
PHP
38 lines
714 B
PHP
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<?php
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use support\Log;
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function p()
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{
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if(!config('app.debug'))return;
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$argv = func_get_args();
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if (count($argv) == 1) {
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$data = $argv[0];
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} else {
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$data = $argv;
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}
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echo "<pre>";
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print_r($data);
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echo '</pre>';
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}
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function arrayToXml($data, $root = 'xml')
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{
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$xml = "<{$root}>";
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foreach ($data as $key => $value) {
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if (is_array($value)) {
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$xml .= arrayToXml($value, $key);
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} else {
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$xml .= "<{$key}>{$value}</{$key}>";
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}
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}
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$xml .= "</{$root}>";
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return $xml;
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}
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function growth_rate($a, $b)
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{
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if (!$a || !$b || ($a - $b == 0)) {
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return 0;
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}
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return round(($a - $b) / $b * 100, 2);
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}
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