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Quote Constructs



Customary Generic Meaning Interpolates
'' q// Literal string No
"" qq// Literal string Yes
`` qx// Command execution Yes
() qw// Word list No
// m// Pattern match Yes
s/// s/// Pattern substitution Yes
y/// tr/// Character translation No
"" qr// Regular expression Yes

Examples

These two are the same:
$x = "Hello";
$x = qq/Hello/;
q means quote. Here we have double quotes.

execute system command(s):
qx//

quoted words:
@array = qw/the fat cat sat on the mat/
For m, s, tr, and qr, look it up. There are entire books written on those.