[Southampton-pm] TMTOWTDI

[James Raspass]

print join(" ",map{'"'.(s/([\\"])/\\$1/gr).'"'}("abc", "a\"bc\\")),"\n";
print join(" ",map qq{"${\s/([\\"])/\\$1/gr}"},"abc","a\"bc\\"),"\n";
print join(" ",map'"'.s/([\\"])/\\$1/gr.'"',"abc","a\"bc\\"),"\n";
print join(" ",map'"'.s/(?=[\\"])/\\/gr.'"',"abc","a\"bc\\"),"\n";
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