Add ANSI escape codes tutorial#5485
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Covers text formatting, 8/16/256/true color, cursor movement, screen clearing, terminal title, alternate screen buffer, and best practices for using colors in scripts. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
The indented code block style conflicts with fenced blocks used elsewhere in the repo, triggering MD046. Use 6-backtick fence to contain inner 3- and 5-backtick examples. Content unchanged. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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Adds a tutorial for ANSI escape codes, the character sequences that control terminal text formatting, color, and cursor movement.
The tutorial covers:
\e,\033,\x1b) and CSI/SGR fundamentals38;5;N/48;5;N) with the 6x6x6 color cube and grayscale ramp38;2;R;G;B/48;2;R;G;B) with a gradient demoNO_COLOR,tputEvery example in the code block produces visible output when run with
bash LearnANSI.sh.