# wx.scanCode(Object object)

Start from base library version 1.0.0. Please remaining backward compatible.

with Promise style call: Supported

Mini Program plugin: Support, need to Mini Program base library version no less than 1.9.6

Set up the client scan interface to scan the code

# parameter

# Object object

attribute 初始值 Default values 初始值 初始值 初始值
onlyFromCamera boolean false no Whether you can only scan the code from the camera, not allow you to select pictures from the album 1.2.0
scanType Array.&ltstring&gt ['barCode', 'qrCode'] no Scan code type 1.7.0
success function no Interface calls the successful callback function
fail function no Interface calls failed callback functions
complete function no Callback function at the end of an interface call (both successful and unsuccessful calls are executed)

object.scanType Legal value

value Introductions Minimum version
barCode One-dimensional code
qrCode two-dimensional barcode
datamatrix Data Matrix code
pdf417 PDF417 barcode

# object.success callback

# parameter
# Object res
attribute type Introductions
result string The contents of the scanned code
scanType string Type of code scanned
charSet string Character set of scanned code
path string When the scan code is the current Mini Program two-dimensional code, will return this field, the content of two-dimensional code carried path
rawData string Raw data, base64 encoding

res.scanType Legal value

value Introductions Minimum version
QR_CODE two-dimensional barcode
AZTEC One-dimensional code
CODABAR One-dimensional code
CODE_39 One-dimensional code
CODE_93 One-dimensional code
CODE_128 One-dimensional code
DATA_MATRIX two-dimensional barcode
EAN_8 One-dimensional code
EAN_13 One-dimensional code
ITF One-dimensional code
MAXICODE One-dimensional code
PDF_417 two-dimensional barcode
RSS_14 One-dimensional code
RSS_EXPANDED One-dimensional code
UPC_A One-dimensional code
UPC_And One-dimensional code
UPC_EAN_EXTENSION One-dimensional code
WX_CODE two-dimensional barcode
CODE_25 One-dimensional code

# sample code

// Allow scanning from camera and photo album
  success (res) {

// Scan code only from camera
  onlyFromCamera: true,
  success (res) {