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Add bbe for convert csv string into records
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examples/csv-string-to-record-array/csv_string_to_record_array.bal
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import ballerina/data.csv; | ||
import ballerina/io; | ||
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type Book record { | ||
string name; | ||
string author; | ||
decimal price; | ||
string publishedDate; | ||
}; | ||
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type BriefBookInfo record {| | ||
string name; | ||
string author; | ||
|}; | ||
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public function main() { | ||
string csvString = string `name,author,price,publishedDate | ||
Effective Java,Joshua Bloch,45.99,2018-01-01 | ||
Clean Code,Robert C. Martin,37.50,2008-08-01`; | ||
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// Convert the CSV string to a record array | ||
Book[]|csv:Error bookRecords = csv:parseString(csvString); | ||
io:println(bookRecords); | ||
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// Convert the CSV string to a record array with data projection. | ||
// In here only the name and author fields are selected. | ||
BriefBookInfo[]|csv:Error briefBookRecords = csv:parseString(csvString); | ||
io:println(briefBookRecords); | ||
} |
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examples/csv-string-to-record-array/csv_string_to_record_array.md
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# Convert CSV string into Ballerina record array | ||
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The ballerina `data.csv` library offers a range of functions for converting CSV strings into Ballerina record arrays, enabling developers to parse CSV string data into structured records while allowing for the selection of specific fields within the expected record array. | ||
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::: code csv_string_to_record_array.bal ::: | ||
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::: out csv_string_to_record_array.out ::: |
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examples/csv-string-to-record-array/csv_string_to_record_array.metatags
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description: This BBE demonstrates conversion of CSV string into a Ballerina record array with and without data projection. | ||
keywords: ballerina, ballerina by example, bbe, csv, csv string, record, record array, parseString, csv data module, data.csv, data projection |
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examples/csv-string-to-record-array/csv_string_to_record_array.out
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$ bal run csv_string_to_record_array.bal | ||
[{"name":"Effective Java","author":"Joshua Bloch","price":45.99,"publishedDate":"2018-01-01"},{"name":"Clean Code","author":"Robert C. Martin","price":37.5,"publishedDate":"2008-08-01"}] | ||
[{"name":"Effective Java","author":"Joshua Bloch"},{"name":"Clean Code","author":"Robert C. Martin"}] |
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