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--- linux:text [2026/05/19 12:03] – created v1ctor
+++ linux:text [2026/05/20 08:01] (current) – [TR] v1ctor
@@ Line 1: / Line 1: @@
 ====== WORKING WITH TEXT IN LINUX ======
-==== TR ====
+===== TR =====
+''tr'' (translate) is a stream filter that operates on single characters, not patterns or words. It reads stdin and writes stdout, transforming one character at a time.
+== SQUEEZE ==
+Squeeze (-s) collapse repeats:
+<code bash>
+tr -s ' '              # multiple spaces → single space
+tr -s '\n'             # collapse blank lines
+tr -s ' ' ','          # squeeze spaces AND translate to comma (combined)
+</code>
-'tr' (translate) is a stream filter that operates on single characters, not patterns or words. It reads stdin and writes stdout, transforming one character at a time.