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  1. or download this
    my $l = length($var);
my $query = "SELECT field1,field2 FROM my_table WHERE LEFT(field3,$l) 
+= '$var'";
  2. or download this
    ---
print map { my ($m)=1<<hex($_)&11?' ':'';
$m.=substr('AHJPacehklnorstu',hex($_),1) }
split //,'2fde0abe76c36c914586c';