55 lines
1.0 KiB
Raku
55 lines
1.0 KiB
Raku
use v6;
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# Normal single line comment
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my Int $i = 0;
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my Rat $r = 3.142;
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my Str $s = "Hello, world! \$i == $i and \$r == $r";
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say $s;
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#`{{
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*** This is a multi-line comment ***
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}}
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my @array = #`[[ inline comment ]] <f fo foo food>;
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my %hash = ( AAA => 1, BBB => 2 );
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say q[This back\slash stays];
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say q[This back\\slash stays]; # Identical output
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say Q:q!Just a literal "\n" here!;
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=begin pod
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POD Documentation...
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=end pod
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say qq:to/END/;
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A multi-line
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string with interpolated vars: $i, $r
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END
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sub function {
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return q:to/END/;
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Here is
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some multi-line
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string
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END
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}
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my $func = &function;
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say $func();
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grammar Calculator {
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token TOP { <calc-op> }
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proto rule calc-op {*}
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rule calc-op:sym<add> { <num> '+' <num> }
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rule calc-op:sym<sub> { <num> '-' <num> }
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token num { \d+ }
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}
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class Calculations {
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method TOP ($/) { make $<calc-op>.made; }
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method calc-op:sym<add> ($/) { make [+] $<num>; }
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method calc-op:sym<sub> ($/) { make [-] $<num>; }
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}
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say Calculator.parse('2 + 3', actions => Calculations).made;
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