BIFFWriter Class Reference

Public Member Functions
	BIFFwriter ()
	_set_byte_order ()
	_prepend ($data)
	_append ($data)
	_store_bof ($type)
	_store_eof ()
	_add_continue ($data)
Data Fields
	$_BIFF_version = 0x0500

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Detailed Description

Definition at line 51 of file BIFFwriter.php.

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Member Function Documentation

_add_continue

(

$

data

)

Excel limits the size of BIFF records. In Excel 5 the limit is 2084 bytes. In Excel 97 the limit is 8228 bytes. Records that are longer than these limits must be split up into CONTINUE blocks.

This function takes a long BIFF record and inserts CONTINUE records as necessary.

Parameters:

string

$data

The original binary data to be written

Returns:

string A very convenient string of continue blocks private

Definition at line 183 of file BIFFwriter.php.

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_append

(

$

data

)

General storage function

Parameters:

string

$data

binary data to append private

Definition at line 125 of file BIFFwriter.php.

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_prepend

(

$

data

)

General storage function

Parameters:

string

$data

binary data to prepend private

Definition at line 110 of file BIFFwriter.php.

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_set_byte_order

(

)

Determine the byte order and store it as class data to avoid recalculating it for each call to new().

private

Definition at line 80 of file BIFFwriter.php.

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_store_bof

(

$

type

)

Writes Excel BOF record to indicate the beginning of a stream or sub-stream in the BIFF file.

Parameters:

integer

$type

type of BIFF file to write: 0x0005 Workbook, 0x0010 Worksheet. private

Definition at line 141 of file BIFFwriter.php.

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_store_eof

(

)

Writes Excel EOF record to indicate the end of a BIFF stream.

private

Definition at line 163 of file BIFFwriter.php.

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BIFFwriter

(

)

Constructor

public

Definition at line 60 of file BIFFwriter.php.

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Field Documentation

$_BIFF_version = 0x0500

Definition at line 53 of file BIFFwriter.php.

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The documentation for this class was generated from the following file:

• C:/xampp/htdocs/moodle/lib/excel/BIFFwriter.php