3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "('1e1' == '10') = " . ('1e1' == '10' ? 'true' : 'false') . "\n"; echo "('1E1' == '10') = " . ('1E1' == '10' ? 'true' : 'false') . "\n"; echo "('1e-1' == '0.1') = " . ('1e-1' == '0.1' ? 'true' : 'false') . "\n"; echo "('1E-1' == '0.1') = " . ('1E-1' == '0.1' ? 'true' : 'false') . "\n"; echo "('+1' == '1') = " . ('+1' == '1' ? 'true' : 'false') . "\n"; echo "('+0' == '-0') = " . ('+0' == '-0' ? 'true' : 'false') . "\n"; echo "('0.99999999999999994' == '1') = " . ('0.99999999999999994' == '1' ? 'true' : 'false') . "\n"; echo "('0.99999999999999995' == '1') = " . ('0.99999999999999995' == '1' ? 'true' : 'false') . "\n"; echo "\n1" == '1' = " . ("\n1" == '1' ? 'true' : 'false') . "\n";

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
5.4.310.0430.03319.09
5.4.300.0330.04719.09
5.4.290.0430.06719.21
5.4.280.0330.07018.99
5.4.270.0370.04019.21
5.4.260.0430.03319.12
5.4.250.0430.06719.33
5.4.240.0530.04319.14
5.4.230.0570.06019.30
5.4.220.0500.06719.30
5.4.210.0500.06718.99
5.4.200.0530.05719.15
5.4.190.0570.05719.05
5.4.180.0500.06719.15
5.4.170.0500.03018.94
5.4.160.0500.04719.29
5.4.150.0470.03019.21
5.4.140.0500.04716.43
5.4.130.0500.05016.50
5.4.120.0500.06316.56
5.4.110.0530.06016.41
5.4.100.0470.05316.55
5.4.90.0500.04016.56
5.4.80.0530.05316.27
5.4.70.0630.05716.54
5.4.60.0470.04016.48
5.4.50.0570.05716.35
5.4.40.0570.05316.53
5.4.30.0470.05316.51
5.4.20.0370.04016.51
5.4.10.0400.04316.53
5.4.00.0400.06015.88
5.3.280.0570.06314.46
5.3.270.0530.06014.45
5.3.260.0530.04314.46
5.3.250.0430.06714.46
5.3.240.0600.05714.56
5.3.230.0500.04314.47
5.3.220.0500.06714.41
5.3.210.0500.06714.53
5.3.200.0470.04014.54
5.3.190.0430.07314.63
5.3.180.0430.05714.41
5.3.170.0530.06314.39
5.3.160.0470.04314.62
5.3.150.0370.04014.48
5.3.140.0400.04014.55
5.3.130.0400.03714.66
5.3.120.0530.05714.44
5.3.110.0430.03314.51
5.3.100.0470.03014.00
5.3.90.0530.05713.98
5.3.80.0470.05013.97
5.3.70.0400.03713.82
5.3.60.0500.07013.81
5.3.50.0530.04313.83
5.3.40.0500.06013.86
5.3.30.0400.04013.70
5.3.20.0370.04313.56
5.3.10.0430.03713.62
5.3.00.0470.07313.66
5.2.170.0400.02712.92
5.2.160.0300.03012.92
5.2.150.0370.04712.92
5.2.140.0400.02312.92
5.2.130.0370.03712.92
5.2.120.0270.03312.92
5.2.110.0400.03012.92
5.2.100.0370.03312.92
5.2.90.0330.03712.92
5.2.80.0370.05012.92
5.2.70.0470.04012.92
5.2.60.0470.05012.92
5.2.50.0370.04012.92
5.2.40.0330.03012.92
5.2.30.0270.03012.92
5.2.20.0330.05312.92
5.2.10.0370.04712.92
5.2.00.0270.04012.92
5.1.60.0300.04712.92
5.1.50.0330.04712.92
5.1.40.0370.04012.92
5.1.30.0470.03312.92
5.1.20.0270.03012.92
5.1.10.0400.03312.92
5.1.00.0270.02712.92
5.0.50.0170.02312.92
5.0.40.0200.04312.92
5.0.30.0200.03312.92
5.0.20.0200.04012.92
5.0.10.0200.03312.92
5.0.00.0170.04712.92
4.4.90.0130.02012.92
4.4.80.0170.02012.92
4.4.70.0170.02012.92
4.4.60.0100.02012.92
4.4.50.0170.01312.92
4.4.40.0170.04712.92
4.4.30.0200.03012.92
4.4.20.0270.02712.92
4.4.10.0170.02012.92
4.4.00.0200.03012.92
4.3.110.0170.02312.92
4.3.100.0170.02012.92
4.3.90.0130.02312.92
4.3.80.0230.04312.92
4.3.70.0170.03012.92
4.3.60.0130.03012.92
4.3.50.0130.02712.92
4.3.40.0170.03712.92
4.3.30.0100.03312.92
4.3.20.0070.02312.92
4.3.10.0100.03312.92
4.3.00.0070.03012.92

preferences:
143.85 ms | 1394 KiB | 7 Q