Online PHP editor | output for Z6cM9

@ 2015-10-06T00:19:24Z

<?php

function gen1() {
    yield 1;
    yield 2;
    return 42;
}

function gen2() {
    yield 3;
    yield 4;
}

function genEarlyReturn() {
    return 23;
    yield 2;
}

function testGen($g) {
  $g1 = gen1();
  foreach($g1 as $val) {
    var_dump($val);
  }
  echo "Returning\n";
  var_dump($g1->getReturn());
}

testGen(gen1());
testGen(gen2());
testGen(genEarlyReturn());

Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7: int(1) int(2) Returning int(42) int(1) int(2) Returning int(42) int(1) int(2) Returning int(42)
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40: Fatal error: Generators cannot return values using "return" in /in/Z6cM9 on line 6
Process exited with code 255.
Output for 5.4.0 - 5.4.45: Parse error: syntax error, unexpected '1' (T_LNUMBER) in /in/Z6cM9 on line 4
Process exited with code 255.

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