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const AipOcrClient = require ( 'baidu-aip-sdk' ) . ocr
// 设置APPID/AK/SK
const APP _ID = '101474620'
const API _KEY = 'fqCvIHGisGwpsglzV2wdxZJ5'
const SECRET _KEY = 'RhTOXUA4V6CrGuCTJJvUQ7z6Nl4m0Lij'
// 新建一个对象,建议只保存一个对象调用服务接口
const client = new AipOcrClient ( APP _ID , API _KEY , SECRET _KEY )
// 图片: 6525
const imageBase64 = 'data:image/png;base64,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'
const options = { }
options . detect _direction = 'false'
options . paragraph = 'false'
options . probability = 'false'
// 调用通用文字识别(高精度版)(异步)
client . accurateBasic ( imageBase64 , options ) . then ( function ( result ) {
console . log ( JSON . stringify ( result ) )
} ) . catch ( function ( err ) {
// 如果发生网络错误
console . log ( err )
} )