15 ($a,$b,$c) = split($FS,$_);
17 is(join(';',$a,$b,$c), 'a;b;c');
20 is(join("$_",@ary), 'aa:b:cc');
23 my @xyz = (@ary = split(//));
24 is(join(".",@ary), "a.b.c.\n");
28 is(join(".",@ary), "a.b.c");
30 $_ = join(':',split(' '," a b\tc \t d "));
33 $_ = join(':',split(/ */,"foo bar bie\tdoll"));
34 is($_ , "f:o:o:b:a:r:b:i:e:\t:d:o:l:l");
36 $_ = join(':', 'foo', split(/ /,'a b c'), 'bar');
37 is($_, "foo:a:b::c:bar");
39 # Can we say how many fields to split to?
40 $_ = join(':', split(' ','1 2 3 4 5 6', 3));
41 is($_, '1:2:3 4 5 6');
43 # Can we do it as a variable?
45 $_ = join(':', split(' ','1 2 3 4 5 6', $x));
46 is($_, '1:2:3:4 5 6');
48 # Does the 999 suppress null field chopping?
49 $_ = join(':', split(/:/,'1:2:3:4:5:6:::', 999));
50 is($_ , '1:2:3:4:5:6:::');
52 # Does assignment to a list imply split to one more field than that?
53 if ($^O eq 'MSWin32') { $foo = `.\\perl -D1024 -e "(\$a,\$b) = split;" 2>&1` }
54 elsif ($^O eq 'NetWare') { $foo = `perl -D1024 -e "(\$a,\$b) = split;" 2>&1` }
55 elsif ($^O eq 'VMS') { $foo = `./perl "-D1024" -e "(\$a,\$b) = split;" 2>&1` }
56 elsif ($^O eq 'MacOS'){ $foo = `$^X "-D1024" -e "(\$a,\$b) = split;"` }
57 else { $foo = `./perl -D1024 -e '(\$a,\$b) = split;' 2>&1` }
58 ok($foo =~ /DEBUGGING/ || $foo =~ /SV = (VOID|IV\(3\))/);
60 # Can we say how many fields to split to when assigning to a list?
61 ($a,$b) = split(' ','1 2 3 4 5 6', 2);
63 is($_, '1:2 3 4 5 6');
65 # do subpatterns generate additional fields (without trailing nulls)?
66 $_ = join '|', split(/,|(-)/, "1-10,20,,,");
69 # do subpatterns generate additional fields (with a limit)?
70 $_ = join '|', split(/,|(-)/, "1-10,20,,,", 10);
71 is($_, "1|-|10||20||||||");
73 # is the 'two undefs' bug fixed?
74 (undef, $a, undef, $b) = qw(1 2 3 4);
79 local(undef, $a, undef, $b) = qw(1 2 3 4);
83 # check splitting of null string
84 $_ = join('|', split(/x/, '',-1), 'Z');
87 $_ = join('|', split(/x/, '', 1), 'Z');
90 $_ = join('|', split(/(p+)/,'',-1), 'Z');
93 $_ = join('|', split(/.?/, '',-1), 'Z');
97 # Are /^/m patterns scanned?
98 $_ = join '|', split(/^a/m, "a b a\na d a", 20);
99 is($_, "| b a\n| d a");
101 # Are /$/m patterns scanned?
102 $_ = join '|', split(/a$/m, "a b a\na d a", 20);
103 is($_, "a b |\na d |");
105 # Are /^/m patterns scanned?
106 $_ = join '|', split(/^aa/m, "aa b aa\naa d aa", 20);
107 is($_, "| b aa\n| d aa");
109 # Are /$/m patterns scanned?
110 $_ = join '|', split(/aa$/m, "aa b aa\naa d aa", 20);
111 is($_, "aa b |\naa d |");
115 @ary = split(/\s*:\s*/);
116 is(($res = join(".",@ary)), "a.b.c.d", $res);
118 # use of match result as pattern (!)
119 is('p:q:r:s', join ':', split('abc' =~ /b/, 'p1q1r1s'));
121 # /^/ treated as /^/m
122 $_ = join ':', split /^/, "ab\ncd\nef\n";
123 is($_, "ab\n:cd\n:ef\n");
125 # see if @a = @b = split(...) optimization works
126 @list1 = @list2 = split ('p',"a p b c p");
127 ok(@list1 == @list2 &&
128 "@list1" eq "@list2" &&
130 "@list1" eq "a b c ");
132 # zero-width assertion
133 $_ = join ':', split /(?=\w)/, "rm b";
138 @ary = map {ord} split //, v1.20.300.4000.50000.4000.300.20.1;
139 is("@ary", "1 20 300 4000 50000 4000 300 20 1");
141 @ary = split(/\x{FE}/, "\x{FF}\x{FE}\x{FD}"); # bug id 20010105.016
143 $ary[0] eq "\xFF" && $ary[1] eq "\xFD" &&
144 $ary[0] eq "\x{FF}" && $ary[1] eq "\x{FD}");
146 @ary = split(/(\x{FE}\xFE)/, "\xFF\x{FF}\xFE\x{FE}\xFD\x{FD}"); # variant of 31
148 $ary[0] eq "\xFF\xFF" &&
149 $ary[0] eq "\x{FF}\xFF" &&
150 $ary[0] eq "\x{FF}\x{FF}" &&
151 $ary[1] eq "\xFE\xFE" &&
152 $ary[1] eq "\x{FE}\xFE" &&
153 $ary[1] eq "\x{FE}\x{FE}" &&
154 $ary[2] eq "\xFD\xFD" &&
155 $ary[2] eq "\x{FD}\xFD" &&
156 $ary[2] eq "\x{FD}\x{FD}");
159 my @a = map ord, split(//, join("", map chr, (1234, 123, 2345)));
160 is("@a", "1234 123 2345");
165 my @a = map ord, split(/$x/, join("", map chr, (1234, ord($x), 2345)));
166 is("@a", "1234 2345");
170 # bug id 20000427.003
175 my $sushi = "\x{b36c}\x{5a8c}\x{ff5b}\x{5079}\x{505b}";
177 my @charlist = split //, $sushi;
179 foreach my $ch (@charlist) {
180 $r = $r . " " . sprintf "U+%04X", ord($ch);
183 is($r, " U+B36C U+5A8C U+FF5B U+5079 U+505B");
187 my $s = "\x20\x40\x{80}\x{100}\x{80}\x40\x20";
190 if (ord('A') == 193) {
193 # bug id 20000426.003
195 my ($a, $b, $c) = split(/\x40/, $s);
196 ok($a eq "\x20" && $b eq "\x{80}\x{100}\x{80}" && $c eq $a);
200 my ($a, $b) = split(/\x{100}/, $s);
201 ok($a eq "\x20\x40\x{80}" && $b eq "\x{80}\x40\x20");
203 my ($a, $b) = split(/\x{80}\x{100}\x{80}/, $s);
204 ok($a eq "\x20\x40" && $b eq "\x40\x20");
207 if (ord('A') == 193) {
210 my ($a, $b) = split(/\x40\x{80}/, $s);
211 ok($a eq "\x20" && $b eq "\x{100}\x{80}\x40\x20");
215 my ($a, $b, $c) = split(/[\x40\x{80}]+/, $s);
216 ok($a eq "\x20" && $b eq "\x{100}" && $c eq "\x20");
222 my $a = "ABC\x{263A}";
224 my @b = split( //, $a );
228 ok(length($b[3]) == 1 && $b[3] eq "\x{263A}");
231 ok(length($a) == 4 && $a eq "ZBC\x{263A}");
235 my @a = split(/\xFE/, "\xFF\xFE\xFD");
237 ok(@a == 2 && $a[0] eq "\xFF" && $a[1] eq "\xFD");
241 # check that PMf_WHITE is cleared after \s+ is used
242 # reported in <20010627113312.RWGY6087.viemta06@localhost>
244 foreach my $pat ( qr/\s+/, qr/ll/ ) {
245 $r = join ':' => split($pat, "hello cruel world");
247 is($r, "he:o cruel world");
252 # split /(A)|B/, "1B2" should return (1, undef, 2)
253 my @x = split /(A)|B/, "1B2";
254 ok($x[0] eq '1' and (not defined $x[1]) and $x[2] eq '2');
260 local $SIG{__WARN__} = sub { $warn = join '', @_; chomp $warn };
261 my $char = "\x{10f1ff}";
262 my @a = split /\r?\n/, "$char\n";
263 ok(@a == 1 && $a[0] eq $char && !defined($warn));
270 $_ = 'readin,database,readout';
271 utf8::upgrade $_ if $u;
273 my @d = split /[,]/,$1;
274 is(join (':',@d), 'readin:database:readout', "[perl #18195]");
282 eval { @a=split(/[, ]+/,$p) };
283 is ("$@-@a-", '-a b-', '#20912 - split() to array with /[]+/ and utf8');
287 is (\@a, \@{"a"}, '@a must be global for following test');
289 $n = @a = split /,/,$p;
290 is ($n, 0, '#21765 - pmreplroot hack used to return undef for 0 iters');