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YAPC::EU 2018 Glasgow Update!

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This commit is contained in:
Ingy döt Net 2018-08-17 15:15:24 +01:00
parent 22f33d4004
commit 4e2d22a71d
1170 changed files with 15042 additions and 3047 deletions
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3
Task/Topic-variable/Perl/topic-variable-1.pl
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@ -1,2 +1 @@
my $_ = 3;
print for $_**2, "\n", sqrt;
print sqrt . " " for (4, 16, 64)

21
Task/Topic-variable/Perl/topic-variable-2.pl
View file

@ -1,17 +1,8 @@
for ($_ = 0; $_ <= 9; $_++) {
print "Outer";
print "$_\n";
# The inner loop will not nest properly unless
# it is preceded by a my statement
my $_; # This is required to nest the inner loop
for ($_ = 0; $_ <= 9; $_++) {
print "Inner";
print "$_\n";
}
# Alternatively we can use a local keyword in the
# inner loop declaration instead of a my statement
for (local $_ = 0; $_ <= 9; $_++) {
print "Alternative";
print "$_\n";
for (1..2) {
print "outer $_:\n";
local $_;
for (1..3) {
print " inner $_,";
}
print " fini\n";
}