TXR 049 Publish Text extraction pattern matching tool

TXR 049 This version has been improved in the field of embedded TXR Lisp, such as character processing. The quasiliteral string now works in Lisp. The new annotation syntax. Fixed ABS function errors and other functions.

TXR is a text extraction pattern matching tool, also called Query language. The simplest way to query is a text file that matches the same file. TXR a variable embedded in a query is bound to the input corresponding text, which can be collected from the original bound output of the http://www.aliyun.com/zixun/aggregation/12240.html "> data, or replaced with a template-driven report." The TXR language has an embedded block structure that combines multiple instructions for subqueries, searching, collecting, opening pipes and files, generating output, throwing and handling exceptions, and so on.

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