EXISTS-POS method added #2739

Raku · May 7, 2019 · b117438 · b117438
1 parent 7175096
commit b117438
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/doc/Type/Range.pod6 b/doc/Type/Range.pod6
@@ -353,6 +353,19 @@ Returns a pseudo-random value belonging to the range.
     say (1^..5).rand;                              # OUTPUT: «1.02405550417031␤»
     say (0.1..0.3).rand;                           # OUTPUT: «0.2130353370062␤»
 
+=head2 method EXISTS-POS
+
+Defined as 
+
+    multi method EXISTS-POS(Range:D: int \pos)
+    multi method EXISTS-POS(Range:D: Int \pos)
+
+Returns C<True> if C<pos> is greater or equal than zero and lower than 
+C<self.elems>. Returns C<False> otherwise.
+
+    say (6..10).EXISTS-POS(2) # OUTPUT: «True␤»
+    say (6..10).EXISTS-POS(7) # OUTPUT: «False␤»
+
 =end pod
 
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