addTextStyle method

Adds character style setting to the command buffer.

Syntax

	addTextStyle(reverse, ul, em, color);

Parameter

reverse

Value	Description
true	Enables the reverse style.
false (default)	Disables the reverse style.
undefined	Not specify.

ul

Value	Description
true	Enables the underscore style.
false (default)	Disables the underscore style.
undefined	Not specify.

em

Value	Description
true	Enables the bold style.
false (default)	Disables the bold style.
undefined	Not specify.

color

Value	Description
COLOR_NONE	No printing
COLOR_1 (default)	First color
COLOR_2	Second color
COLOR_3	Third color
COLOR_4	Fourth color
undefined	Not specify.

Return value

Return value	Object type
Printer object	Printer
HybridPrinter2 object	HybridPrinter2

Exception

Exception	Object type
Parameter " ... " is invalid	Error

Quick Access

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[Notes]

Epson ePOS SDK includes patented or patent pending functions. The contents must not be disclosed to third parties.

Epson ePOS SDK for JavaScript

Introduction
help
ePOSDevice object
Common to device objects
- callEvent method
OtherPeripheral object
- send method
- onreceive event
Display object
Keyboard object
POSKeyboard object
- onkeypress event
MSR object
- ondata event
Printer object
HybridPrinter2 object
Scanner object
- ondata event
SimpleSerial object
- sendCommand
- oncommandreply event
GermanyFiscalElement object
- operate method
- ongfereceive event
DeviceHubTerminal object
- shutdown method
- restart method
CommBoxManager object
- openCommBox method
- closeCommBox method
CommBox object
ePosDeviceConfiguration object
- Constructor
- getRegisterdDevices method
Appendix
- Error Code List
  - Error Codes acquired in the Callback Parameter and Counteractions
  - Error Codes acquired in the Onreceive Event and Countermeasure
- Key code list
- List of Supported Objects
- List of Supported APIs
- Printer-specific Support Information
  - TM-m10
  - TM-m30
  - TM-m30II
  - TM-m30II-H
  - TM-m30II-NT
  - TM-m30II-S
  - TM-m30II-SL
  - TM-m30III
  - TM-m30III-H
  - TM-m50
  - TM-m50II
  - TM-m50II-H
  - TM-T20II
  - TM-T20III
  - TM-T82III
  - TM-T88VI
  - TM-T88VII
  - TM-L100
  - TM-T70
  - TM-T70II
  - TM-T88IV
  - TM-T88V
  - TM-U220
  - TM-U220II
  - TM-U330
  - TM-P20
  - TM-P20II
  - TM-P60II (Receipt)
  - TM-P60II (Peeler)
  - TM-P80
  - TM-P80II
  - TM-H6000V
  - TM-T20II-i
  - TM-T70-i
  - TM-T82II-i
  - TM-T83II-i
  - TM-T88V-i
  - TM-T88VI-iHUB
  - TM-U220-i
  - TM-U220IIB-i
  - TM-T70II-DT
  - TM-T70II-DT2
  - TM-T88V-DT
  - TM-T88VI-DT2
  - TM-H6000IV-DT
  - TM-T20
  - TM-T82II
  - TM-T83II
  - TM-T90
  - TM-L90
  - TM-H6000IV
- Usage restriction by firmware version