forked from mirror/pixelfed
40 lines
1.0 KiB
PHP
40 lines
1.0 KiB
PHP
<?php
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namespace App\Util\Lexer;
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class PrettyNumber
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{
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public static function convert($expression)
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{
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$abbrevs = [12 => 'T', 9 => 'B', 6 => 'M', 3 => 'K', 0 => ''];
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foreach ($abbrevs as $exponent => $abbrev) {
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if ($expression >= pow(10, $exponent)) {
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$display_num = $expression / pow(10, $exponent);
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$num = number_format($display_num, 0).$abbrev;
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return $num;
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}
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}
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return $expression;
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}
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public static function size($expression, $kb = false)
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{
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if ($kb) {
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$expression = $expression * 1024;
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}
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$size = intval($expression);
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$precision = 0;
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$short = true;
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$units = $short ?
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['B', 'k', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y'] :
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['B', 'kB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
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for ($i = 0; ($size / 1024) > 0.9; $i++, $size /= 1024) {
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}
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$res = round($size, $precision).$units[$i];
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return $res;
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}
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}
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