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<?php $myarray = [ 'foo' => 'bar_'.($var=uniqid()).'.log' ]; var_dump($var, $myarray);
Output for 7.4.0
string(13) "5d2f227000099" array(1) { ["foo"]=> string(21) "bar_5d2f227000099.log" }
Output for 7.3.12
string(13) "5d2f22700009d" array(1) { ["foo"]=> string(21) "bar_5d2f22700009d.log" }
Output for 7.3.11
string(13) "5d2f2270000be" array(1) { ["foo"]=> string(21) "bar_5d2f2270000be.log" }
Output for 7.3.10
string(13) "5d2f2270000bb" array(1) { ["foo"]=> string(21) "bar_5d2f2270000bb.log" }
Output for 7.3.9
string(13) "5d2f22700009e" array(1) { ["foo"]=> string(21) "bar_5d2f22700009e.log" }
Output for 7.2.2, 7.3.8
string(13) "5d2f2270000a3" array(1) { ["foo"]=> string(21) "bar_5d2f2270000a3.log" }
Output for 7.2.13, 7.3.7
string(13) "5d2f227000090" array(1) { ["foo"]=> string(21) "bar_5d2f227000090.log" }
Output for 7.3.6
string(13) "5d2f227000076" array(1) { ["foo"]=> string(21) "bar_5d2f227000076.log" }
Output for 7.2.20, 7.3.5
string(13) "5d2f22700006e" array(1) { ["foo"]=> string(21) "bar_5d2f22700006e.log" }
Output for 7.2.25, 7.3.4
string(13) "5d2f2270000b1" array(1) { ["foo"]=> string(21) "bar_5d2f2270000b1.log" }
Output for 7.3.3
string(13) "5d2f22700006d" array(1) { ["foo"]=> string(21) "bar_5d2f22700006d.log" }
Output for 7.3.2
string(13) "5d2f227000071" array(1) { ["foo"]=> string(21) "bar_5d2f227000071.log" }
Output for 7.3.1
string(13) "5d2f22700004a" array(1) { ["foo"]=> string(21) "bar_5d2f22700004a.log" }
Output for 7.3.0
string(13) "5d2f2270000b3" array(1) { ["foo"]=> string(21) "bar_5d2f2270000b3.log" }
Output for 7.2.24
string(13) "5d2f2270000ab" array(1) { ["foo"]=> string(21) "bar_5d2f2270000ab.log" }
Output for 7.2.23
string(13) "5d2f2270000a7" array(1) { ["foo"]=> string(21) "bar_5d2f2270000a7.log" }
Output for 7.2.22
string(13) "5d2f2270000e8" array(1) { ["foo"]=> string(21) "bar_5d2f2270000e8.log" }
Output for 7.2.8, 7.2.21
string(13) "5d2f2270000a2" array(1) { ["foo"]=> string(21) "bar_5d2f2270000a2.log" }
Output for 7.2.19
string(13) "5d2f2270000b5" array(1) { ["foo"]=> string(21) "bar_5d2f2270000b5.log" }
Output for 7.2.18
string(13) "5d2f227000073" array(1) { ["foo"]=> string(21) "bar_5d2f227000073.log" }
Output for 7.2.17
string(13) "5d2f227000079" array(1) { ["foo"]=> string(21) "bar_5d2f227000079.log" }
Output for 7.2.16
string(13) "5d2f22700009f" array(1) { ["foo"]=> string(21) "bar_5d2f22700009f.log" }
Output for 7.2.12, 7.2.15
string(13) "5d2f2270000b0" array(1) { ["foo"]=> string(21) "bar_5d2f2270000b0.log" }
Output for 7.2.7, 7.2.14
string(13) "5d2f2270000a8" array(1) { ["foo"]=> string(21) "bar_5d2f2270000a8.log" }
Output for 7.2.11
string(13) "5d2f22700008e" array(1) { ["foo"]=> string(21) "bar_5d2f22700008e.log" }
Output for 7.2.10
string(13) "5d2f2270000de" array(1) { ["foo"]=> string(21) "bar_5d2f2270000de.log" }
Output for 7.2.9
string(13) "5d2f227000083" array(1) { ["foo"]=> string(21) "bar_5d2f227000083.log" }
Output for 7.2.6
string(13) "5d2f2270000d9" array(1) { ["foo"]=> string(21) "bar_5d2f2270000d9.log" }
Output for 7.1.30, 7.2.5
string(13) "5d2f2270000c7" array(1) { ["foo"]=> string(21) "bar_5d2f2270000c7.log" }
Output for 7.2.4
string(13) "5d2f2270000a4" array(1) { ["foo"]=> string(21) "bar_5d2f2270000a4.log" }
Output for 7.2.3
string(13) "5d2f2270000aa" array(1) { ["foo"]=> string(21) "bar_5d2f2270000aa.log" }
Output for 7.2.1
string(13) "5d2f2270000af" array(1) { ["foo"]=> string(21) "bar_5d2f2270000af.log" }
Output for 7.2.0
string(13) "5d2f22700008b" array(1) { ["foo"]=> string(21) "bar_5d2f22700008b.log" }
Output for 7.1.33
string(13) "5d2f227000098" array(1) { ["foo"]=> string(21) "bar_5d2f227000098.log" }
Output for 7.1.32
string(13) "5d2f227000093" array(1) { ["foo"]=> string(21) "bar_5d2f227000093.log" }
Output for 7.1.31
string(13) "5d2f2270000b9" array(1) { ["foo"]=> string(21) "bar_5d2f2270000b9.log" }
Output for 7.1.29
string(13) "5d2f2270000ce" array(1) { ["foo"]=> string(21) "bar_5d2f2270000ce.log" }
Output for 7.1.28
string(13) "5d2f22700009a" array(1) { ["foo"]=> string(21) "bar_5d2f22700009a.log" }
Output for 7.1.27
string(13) "5d2f2270000e9" array(1) { ["foo"]=> string(21) "bar_5d2f2270000e9.log" }
Output for 7.1.26
string(13) "5d2f2270000d2" array(1) { ["foo"]=> string(21) "bar_5d2f2270000d2.log" }
Output for 7.1.25
string(13) "5d2f22700010c" array(1) { ["foo"]=> string(21) "bar_5d2f22700010c.log" }

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