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| Description | | Author |
This package can convert spreadsheet column letters to numbers.
It can take a string as a parameter with the letters of the spreadsheet column. Then it returns the respective numbers of the column.
The package can also do the opposite, i.e. covert a column number and return a string with the column letters. | |
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Innovation award
Nominee: 3x
Winner: 1x |
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Example
<?php
require_once "vendor/autoload.php";
use IrisSG\Test\ExcelConverter;
use IrisSG\Test\DisplayExcelColumns;
// Check if at least one command-line argument is provided
if (count($argv) < 2) {
echo "Please provide at least one value to be converted as argument.\n";
exit(1);
}
$arguments = $argv;
// lets remove the caller file
array_shift($arguments);
$converter = new ExcelConverter();
$convertedExcelColumnToConsole = new DisplayExcelColumns();
foreach($arguments as $argument) {
echo $convertedExcelColumnToConsole->format(
columnToBeConverted: $argument,
conversionResult: (is_numeric($argument) ? $converter->numberToTitle($argument) : $converter->titleToNumber($argument))
);
}
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Details
Task Name: Excel Sheet Column Letter to Column Number And Vice Versa.
Pick from C#, JavaScript or PHP to complete this task, it can be done in any IDE.
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__PART 1__: Given a string (columnTitle) that represents the column title as it appears in an Excel sheet, return its corresponding column number.
Example:
| Input | Output |
|-------|--------|
| A | 1 |
| B | 2 |
| C | 3 |
| Z | 26 |
| AA | 27 |
| AB | 28 |
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__PART 2__: Given a positive number, convert the number to the corresponding Excel column name.
Example:
| Input | Output |
|-------|--------|
| 26 | Z |
| 51 | AY |
| 52 | AZ |
| 80 | CB |
| 676 | YZ |
| 702 | ZZ |
| 705 | AAC |
Usage
Test from console
php ./index.php A 1 76 AAZ
Run test
./vendor/bin/phpunit ./tests/ExcelConverter/*
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Applications that use this package |
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Download .zip
Example
composer.json
