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notes:perl_cheat_sheet

Differences

This shows you the differences between two versions of the page.

--- notes:perl_cheat_sheet [2026/11/01 22:16]
98.42.153.160 old revision restored (2026/09/29 22:44)
+++ notes:perl_cheat_sheet [2026/11/03 05:52] (current)
37.122.152.241 old revision restored (2026/08/06 11:23)
@@ Line 70: / Line 70: @@
   * To initialize a hash :<code perl>%some_hash = ('a', 1, 'b', 2, 'c', 3);
 %some_hash = ( 'a' => 1, 'b'=>2, 'c'=>3,);</code>
-  * When using an arrow (a fat-comma), simple keys don't have to be quoted (barewords) .
+  * When using a big arrow (a fat-comma) or when accessing a value, simple keys don't have to be quoted (barewords) e.g. <code perl>%some_hash = ( a => 1}; $some_hash{a};</code>
+  * ''%revhash = reverse %hash'' to reverse a hash (for non-unique values, last one wins).
 ===== Control Structures =====

notes/perl_cheat_sheet.1793600177.txt.gz · Last modified: 2026/11/01 22:16 by 98.42.153.160

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