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--- bash:how_to:start [2018/08/02 19:05]
Rob Stroess
+++ — (current)
@@ Line 1: / Line 1: @@
-==== bash: How To ====
-*  removes within strings
-  *  remove first character __x__ in string
-    *  VAL=${VAL/__x__/}
-  *  remove last character __x__ in string
-    *  VAL=${VAL/__x__/}
-  *  remove first __n__ characters
-    *  VAL=${VAL:__n__}
-  *  remove last __n__ characters
-    * VAL=${VAL::-__n__}
-*  extract characters from string
-  *  extract characters from position __n__ to __m__
-    *  VAL=${VAL:__n__:__m__}

on the occasion of the current invasion of Russia in Ukraine