Comment on Why do regexes use `$` and `^` as line anchors?parentComments−em5002yPer the article, these anchors appear in Ken Thompson's port of the QED text editor which dates back to 1970, years before even the ADM-1 terminal.
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Per the article, these anchors appear in Ken Thompson's port of the QED text editor which dates back to 1970, years before even the ADM-1 terminal.