3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $time_start = microtime(true); // Sleep for a while usleep(100); $time_end = microtime(true); $time = $time_end - $time_start; echo "Did nothing in $time seconds\n";
Output for 5.0.4, 5.2.10, 5.3.2, 5.3.7, 5.3.16, 5.3.22, 5.3.27, 5.4.2, 5.4.4, 5.4.11, 5.4.14, 5.4.18 - 5.4.19, 5.4.32 - 5.4.34, 5.4.36, 5.5.3, 5.5.9, 5.5.18, 5.5.20, 5.5.22, 5.5.25, 5.5.27, 5.6.1, 5.6.4, 5.6.19, 7.1.0
Did nothing in 0.00016307830810547 seconds
Output for 5.0.5, 5.1.2, 5.1.4 - 5.1.5, 5.3.25, 5.4.6 - 5.4.7, 5.4.23, 5.4.25, 5.5.0, 5.5.4, 5.5.16, 5.5.26, 5.6.0, 5.6.2, 5.6.15, 7.0.14
Did nothing in 0.00016403198242188 seconds
Output for 5.4.39, 5.5.19, 5.6.25, 7.0.8, 7.0.10
Did nothing in 0.00015807151794434 seconds
Output for 5.5.24, 7.0.5 - 7.0.6, 7.0.9
Did nothing in 0.00015902519226074 seconds
Output for 5.6.7, 7.0.7
Did nothing in 0.00015783309936523 seconds
Output for 5.0.3, 5.1.0, 5.1.6, 5.2.16, 5.3.4 - 5.3.6, 5.3.14, 5.4.5, 5.4.9 - 5.4.10, 5.4.13, 5.4.26 - 5.4.27, 5.4.29 - 5.4.30, 5.4.35, 5.4.44, 5.5.2, 5.5.30, 5.6.28, 7.0.4
Did nothing in 0.00016498565673828 seconds
Output for 5.3.11, 5.3.29, 5.5.11, 5.5.13, 5.5.21, 5.6.9, 5.6.13, 5.6.21, 7.0.3
Did nothing in 0.00016093254089355 seconds
Output for 5.5.7, 5.5.31, 5.6.24, 7.0.2
Did nothing in 0.00016117095947266 seconds
Output for 5.3.12 - 5.3.13, 5.3.21, 5.4.1, 5.4.12, 5.4.22, 5.4.40, 5.5.6, 5.5.8, 5.5.12, 5.6.12, 5.6.16, 5.6.22 - 5.6.23, 7.0.1
Did nothing in 0.00016188621520996 seconds
Output for 5.3.17 - 5.3.18, 5.4.17, 5.5.5, 5.5.10, 5.5.23, 5.5.35 - 5.5.36, 5.6.14, 7.0.0
Did nothing in 0.00015997886657715 seconds
Output for 5.3.1, 5.6.20
Did nothing in 0.00016999244689941 seconds
Output for 5.2.0 - 5.2.1, 5.3.19, 5.3.24, 5.4.45, 5.5.14, 5.5.37, 5.6.3, 5.6.5, 5.6.18
Did nothing in 0.00016212463378906 seconds
Output for 5.2.9, 5.3.10, 5.3.23, 5.4.15 - 5.4.16, 5.4.28, 5.4.31, 5.4.37, 5.4.42 - 5.4.43, 5.5.32, 5.6.17
Did nothing in 0.00016283988952637 seconds
Output for 5.3.8, 5.6.11
Did nothing in 0.0001678466796875 seconds
Output for 5.4.38, 5.6.10
Did nothing in 0.00016689300537109 seconds
Output for 5.6.6, 5.6.8
Did nothing in 0.00015711784362793 seconds
Output for 5.5.38
Did nothing in 0.00017809867858887 seconds
Output for 5.2.7, 5.2.15, 5.3.15, 5.3.28, 5.4.8, 5.4.20, 5.5.15, 5.5.34
Did nothing in 0.00016903877258301 seconds
Output for 5.5.33
Did nothing in 0.00017619132995605 seconds
Output for 5.5.29
Did nothing in 0.00018477439880371 seconds
Output for 5.5.28
Did nothing in 0.00019407272338867 seconds
Output for 5.2.11, 5.4.21, 5.4.41, 5.5.1
Did nothing in 0.0001671314239502 seconds
Output for 5.1.1, 5.4.24
Did nothing in 0.00016379356384277 seconds
Output for 5.4.3
Did nothing in 0.00016021728515625 seconds
Output for 5.4.0
Did nothing in 0.00016522407531738 seconds
Output for 5.1.3, 5.3.26
Did nothing in 0.00017213821411133 seconds
Output for 5.2.17, 5.3.20
Did nothing in 0.00017905235290527 seconds
Output for 5.3.9
Did nothing in 0.00017189979553223 seconds
Output for 5.0.0, 5.3.3
Did nothing in 0.00016617774963379 seconds
Output for 5.2.3, 5.2.12, 5.3.0
Did nothing in 0.0001680850982666 seconds
Output for 5.0.1, 5.2.13 - 5.2.14
Did nothing in 0.00016593933105469 seconds
Output for 5.2.8
Did nothing in 0.00017404556274414 seconds
Output for 5.2.6
Did nothing in 0.00017094612121582 seconds
Output for 5.2.5
Did nothing in 0.00018596649169922 seconds
Output for 5.2.2, 5.2.4
Did nothing in 0.00016880035400391 seconds
Output for 5.0.2
Did nothing in 0.0001521110534668 seconds
Output for 4.4.9
Did nothing in 0.000174 seconds
Output for 4.3.5, 4.4.2, 4.4.8
Did nothing in 0.000179 seconds
Output for 4.4.6 - 4.4.7
Did nothing in 0.000177 seconds
Output for 4.3.4, 4.4.5
Did nothing in 0.000173 seconds
Output for 4.4.4
Did nothing in 0.000196 seconds
Output for 4.4.3
Did nothing in 0.000176 seconds
Output for 4.3.10 - 4.3.11, 4.4.1
Did nothing in 0.000172 seconds
Output for 4.4.0
Did nothing in 0.00017 seconds
Output for 4.3.3, 4.3.7, 4.3.9
Did nothing in 0.000183 seconds
Output for 4.3.8
Did nothing in 0.000169 seconds
Output for 4.3.6
Did nothing in 0.000181 seconds
Output for 4.3.2
Did nothing in 0.000175 seconds
Output for 4.3.1
Did nothing in 0.000193 seconds
Output for 4.3.0
Did nothing in 0.00018 seconds