<?php
function P(array $sources)
{
$result=array();
$cache=array();
foreach($sources as $node)
{
$cache=$result;
$result=array();
foreach($node as $item)
{
if(empty($cache))
{
$result[]=array($item);
}
else
{
foreach($cache as $line)
{
$line[]=$item;
$result[]=$line;
}
}
}
}
return $result;
}
$result=P([ ['a', 'b', 'c', 'd'], ['a', 'b', 'c', 'd'], ['a', 'b', 'c', 'd'], ['a', 'b', 'c'] ]);
print_r(array_map(function($a){return implode(",",$a);},$result));
- Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- Array
(
[0] => a,a,a,a
[1] => b,a,a,a
[2] => c,a,a,a
[3] => d,a,a,a
[4] => a,b,a,a
[5] => b,b,a,a
[6] => c,b,a,a
[7] => d,b,a,a
[8] => a,c,a,a
[9] => b,c,a,a
[10] => c,c,a,a
[11] => d,c,a,a
[12] => a,d,a,a
[13] => b,d,a,a
[14] => c,d,a,a
[15] => d,d,a,a
[16] => a,a,b,a
[17] => b,a,b,a
[18] => c,a,b,a
[19] => d,a,b,a
[20] => a,b,b,a
[21] => b,b,b,a
[22] => c,b,b,a
[23] => d,b,b,a
[24] => a,c,b,a
[25] => b,c,b,a
[26] => c,c,b,a
[27] => d,c,b,a
[28] => a,d,b,a
[29] => b,d,b,a
[30] => c,d,b,a
[31] => d,d,b,a
[32] => a,a,c,a
[33] => b,a,c,a
[34] => c,a,c,a
[35] => d,a,c,a
[36] => a,b,c,a
[37] => b,b,c,a
[38] => c,b,c,a
[39] => d,b,c,a
[40] => a,c,c,a
[41] => b,c,c,a
[42] => c,c,c,a
[43] => d,c,c,a
[44] => a,d,c,a
[45] => b,d,c,a
[46] => c,d,c,a
[47] => d,d,c,a
[48] => a,a,d,a
[49] => b,a,d,a
[50] => c,a,d,a
[51] => d,a,d,a
[52] => a,b,d,a
[53] => b,b,d,a
[54] => c,b,d,a
[55] => d,b,d,a
[56] => a,c,d,a
[57] => b,c,d,a
[58] => c,c,d,a
[59] => d,c,d,a
[60] => a,d,d,a
[61] => b,d,d,a
[62] => c,d,d,a
[63] => d,d,d,a
[64] => a,a,a,b
[65] => b,a,a,b
[66] => c,a,a,b
[67] => d,a,a,b
[68] => a,b,a,b
[69] => b,b,a,b
[70] => c,b,a,b
[71] => d,b,a,b
[72] => a,c,a,b
[73] => b,c,a,b
[74] => c,c,a,b
[75] => d,c,a,b
[76] => a,d,a,b
[77] => b,d,a,b
[78] => c,d,a,b
[79] => d,d,a,b
[80] => a,a,b,b
[81] => b,a,b,b
[82] => c,a,b,b
[83] => d,a,b,b
[84] => a,b,b,b
[85] => b,b,b,b
[86] => c,b,b,b
[87] => d,b,b,b
[88] => a,c,b,b
[89] => b,c,b,b
[90] => c,c,b,b
[91] => d,c,b,b
[92] => a,d,b,b
[93] => b,d,b,b
[94] => c,d,b,b
[95] => d,d,b,b
[96] => a,a,c,b
[97] => b,a,c,b
[98] => c,a,c,b
[99] => d,a,c,b
[100] => a,b,c,b
[101] => b,b,c,b
[102] => c,b,c,b
[103] => d,b,c,b
[104] => a,c,c,b
[105] => b,c,c,b
[106] => c,c,c,b
[107] => d,c,c,b
[108] => a,d,c,b
[109] => b,d,c,b
[110] => c,d,c,b
[111] => d,d,c,b
[112] => a,a,d,b
[113] => b,a,d,b
[114] => c,a,d,b
[115] => d,a,d,b
[116] => a,b,d,b
[117] => b,b,d,b
[118] => c,b,d,b
[119] => d,b,d,b
[120] => a,c,d,b
[121] => b,c,d,b
[122] => c,c,d,b
[123] => d,c,d,b
[124] => a,d,d,b
[125] => b,d,d,b
[126] => c,d,d,b
[127] => d,d,d,b
[128] => a,a,a,c
[129] => b,a,a,c
[130] => c,a,a,c
[131] => d,a,a,c
[132] => a,b,a,c
[133] => b,b,a,c
[134] => c,b,a,c
[135] => d,b,a,c
[136] => a,c,a,c
[137] => b,c,a,c
[138] => c,c,a,c
[139] => d,c,a,c
[140] => a,d,a,c
[141] => b,d,a,c
[142] => c,d,a,c
[143] => d,d,a,c
[144] => a,a,b,c
[145] => b,a,b,c
[146] => c,a,b,c
[147] => d,a,b,c
[148] => a,b,b,c
[149] => b,b,b,c
[150] => c,b,b,c
[151] => d,b,b,c
[152] => a,c,b,c
[153] => b,c,b,c
[154] => c,c,b,c
[155] => d,c,b,c
[156] => a,d,b,c
[157] => b,d,b,c
[158] => c,d,b,c
[159] => d,d,b,c
[160] => a,a,c,c
[161] => b,a,c,c
[162] => c,a,c,c
[163] => d,a,c,c
[164] => a,b,c,c
[165] => b,b,c,c
[166] => c,b,c,c
[167] => d,b,c,c
[168] => a,c,c,c
[169] => b,c,c,c
[170] => c,c,c,c
[171] => d,c,c,c
[172] => a,d,c,c
[173] => b,d,c,c
[174] => c,d,c,c
[175] => d,d,c,c
[176] => a,a,d,c
[177] => b,a,d,c
[178] => c,a,d,c
[179] => d,a,d,c
[180] => a,b,d,c
[181] => b,b,d,c
[182] => c,b,d,c
[183] => d,b,d,c
[184] => a,c,d,c
[185] => b,c,d,c
[186] => c,c,d,c
[187] => d,c,d,c
[188] => a,d,d,c
[189] => b,d,d,c
[190] => c,d,d,c
[191] => d,d,d,c
)
- Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[', expecting ')' in /in/g43UC on line 28
Process exited with code 255. - Output for 5.0.0 - 5.0.5
- Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/g43UC on line 2
Process exited with code 255. - Output for 4.4.2 - 4.4.9
- Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/g43UC on line 2
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
- Parse error: parse error, unexpected T_ARRAY, expecting ')' in /in/g43UC on line 2
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error, expecting `')'' in /in/g43UC on line 2
Process exited with code 255.
preferences:
265.96 ms | 401 KiB | 353 Q