francerz / php-power-data
PHP data structures for complex data handling
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This package is auto-updated.
Last update: 2024-04-21 19:06:45 UTC
README
Installation
This package can be installed with composer using following command.
composer require francerz/php-power-data
Using Index
class
use Francerz\PowerData\Index; $index = new Index($data, ['column1', 'column2']); $col1Values = $index->getColumnValues('column1'); $col2Values = $index->getColumnValues('column2'); foreach ($col1Values as $c1) { foreach ($col2Values as $c2) { // Retrieves all items that matches $c1 and $c2. $items = $index[['column1' => $c1, 'column2' => $c2]]; $numItems = $index->xCount(['column1' => $c1, 'column2' => $c2]); $sumCol3 = $index->sum('column3', ['column1' => $c1, 'column2' => $c2]); $first = $index->first(['column1' => $c1, 'column2' => $c2]); $last = $index->last(['column1' => $c1, 'column2' => $c2]); } // Retrieves all items that matches $c1 $items = $index[['column1' => $c1]]; }
Aggregations
Aggregations::concat(array $values, $separator = '') Aggregations::count(array $values, bool $ignoreNulls = false) Aggregations::findPercentile(array $values, float $value, int $flags = self::PERCENTILE_FLAGS_MIDDLE) Aggregations::first(array $values) Aggregations::frequencies(array $values) Aggregations::last(array $values) Aggregations::max(array $values) Aggregations::mean(array $values, bool $ignoreNulls = false) Aggregations::median(array $values) Aggregations::min(array $values) Aggregations::mode(array $values, bool $strict = false) Aggregations::percentile(array $values, float $percentile, int $flags = self::PERCENTILE_FLAGS_MIDDLE) Aggregations::product(array $values, bool $ignoreEmpty = false) Aggregations::sum(array $values)
Arrays
Arrays::hasNumericKeys(array $array) Arrays::hasStringKeys(array $array) Arrays::findKeys(array $array, string $pattern) Arrays::remove(array &$array, $value) Arrays::filter($array, $callback = null, $flag = 0) Arrays::intersect(array $array1, array $array2, ...$_)