Developer
<?php
namespace PhpOffice\PhpSpreadsheet\Cell;
use PhpOffice\PhpSpreadsheet\RichText\RichText;
use PhpOffice\PhpSpreadsheet\Shared\StringHelper;
class DataType
{
// Data types
const TYPE_STRING2 = 'str';
const TYPE_STRING = 's';
const TYPE_FORMULA = 'f';
const TYPE_NUMERIC = 'n';
const TYPE_BOOL = 'b';
const TYPE_NULL = 'null';
const TYPE_INLINE = 'inlineStr';
const TYPE_ERROR = 'e';
const TYPE_ISO_DATE = 'd';
/**
* List of error codes.
*
* @var array<string, int>
*/
private static $errorCodes = [
'#NULL!' => 0,
'#DIV/0!' => 1,
'#VALUE!' => 2,
'#REF!' => 3,
'#NAME?' => 4,
'#NUM!' => 5,
'#N/A' => 6,
'#CALC!' => 7,
];
public const MAX_STRING_LENGTH = 32767;
/**
* Get list of error codes.
*
* @return array<string, int>
*/
public static function getErrorCodes()
{
return self::$errorCodes;
}
/**
* Check a string that it satisfies Excel requirements.
*
* @param null|RichText|string $textValue Value to sanitize to an Excel string
*
* @return RichText|string Sanitized value
*/
public static function checkString($textValue)
{
if ($textValue instanceof RichText) {
// TODO: Sanitize Rich-Text string (max. character count is 32,767)
return $textValue;
}
// string must never be longer than 32,767 characters, truncate if necessary
$textValue = StringHelper::substring((string) $textValue, 0, self::MAX_STRING_LENGTH);
// we require that newline is represented as "\n" in core, not as "\r\n" or "\r"
$textValue = str_replace(["\r\n", "\r"], "\n", $textValue);
return $textValue;
}
/**
* Check a value that it is a valid error code.
*
* @param mixed $value Value to sanitize to an Excel error code
*
* @return string Sanitized value
*/
public static function checkErrorCode($value)
{
$value = (string) $value;
if (!isset(self::$errorCodes[$value])) {
$value = '#NULL!';
}
return $value;
}
}
Developer
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