} function i4() { echo "i4\n"; return 0; } function i5() { echo "i5\n"; return 0; } function i6() { echo "i6\n"; return 0; } $a = array(array(0)); $b = array(array(1)); $c = array(array(2)); $a[i1()][i2()] = $b[i3()][i4()] = $c[i5()][i6()]; var_dump($a); var_dump($b); var_dump($c); $a[i1()][i2()] = $b[i3()][i4()] = -$c[i5()][i6()]; var_dump($a); var_dump($b); var_dump($c); $a[i1()][i2()] = -($b[i3()][i4()] = +$c[i5()][i6()]); var_dump($a); var_dump($b); var_dump($c);
{ echo "i2\n"; return 0; } function i3() { echo "i3\n"; return 0; } function i4() { echo "i4\n"; return 0; } function i5() { echo "i5\n"; return 0; } function i6() { echo "i6\n"; return 0; } $a = array(array(0)); $b = array(array(1)); $c = array(array(2)); $a[i1()][i2()] = $b[i3()][i4()] = $c[i5()][i6()]; var_dump($a); var_dump($b); var_dump($c);