3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo ($x = '2d9'); echo(PHP_EOL); echo ($x); // interprets '2d9' as hex, now $x == '2e0' $x++; echo(PHP_EOL); $x++; echo(PHP_EOL); echo ($x); // interprets '2e0' as a float, now $x == 3

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)
8.3.60.0120.00616.38
8.3.50.0110.00416.34
8.3.40.0120.00318.56
8.3.30.0090.00618.65
8.3.20.0030.00320.21
8.3.10.0000.00923.69
8.3.00.0080.00019.80
8.2.180.0070.01118.27
8.2.170.0100.01022.96
8.2.160.0150.00619.09
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0000.00721.13
8.2.120.0070.00026.35
8.2.110.0090.00020.89
8.2.100.0150.00017.84
8.2.90.0040.00419.01
8.2.80.0030.00618.04
8.2.70.0090.00017.63
8.2.60.0080.00017.80
8.2.50.0080.00018.10
8.2.40.0000.00820.40
8.2.30.0030.00521.13
8.2.20.0000.00718.12
8.2.10.0000.00718.10
8.2.00.0040.00418.02
8.1.280.0090.00925.92
8.1.270.0030.00621.98
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00023.87
8.1.230.0110.00019.17
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0040.00418.37
8.1.160.0020.00519.00
8.1.150.0080.00020.66
8.1.140.0030.00519.45
8.1.130.0000.00718.81
8.1.120.0030.00317.28
8.1.110.0050.00217.36
8.1.100.0000.00917.40
8.1.90.0020.00517.26
8.1.80.0000.00817.41
8.1.70.0000.00717.37
8.1.60.0000.00717.40
8.1.50.0040.00417.45
8.1.40.0060.00617.39
8.1.30.0040.00417.55
8.1.20.0070.00017.49
8.1.10.0040.00417.48
8.1.00.0040.00417.34
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0040.00418.30
8.0.270.0050.00317.15
8.0.260.0070.00016.79
8.0.250.0070.00016.81
8.0.240.0070.00016.91
8.0.230.0000.00716.86
8.0.220.0030.00316.77
8.0.210.0000.00716.70
8.0.200.0000.00816.74
8.0.190.0090.00016.78
8.0.180.0000.00716.83
8.0.170.0000.00716.86
8.0.160.0070.00016.86
8.0.150.0000.00716.65
8.0.140.0070.00016.70
8.0.130.0060.00013.30
8.0.120.0070.00016.89
8.0.110.0000.00816.85
8.0.100.0070.00016.92
8.0.90.0000.00716.93
8.0.80.0110.00316.73
8.0.70.0040.00416.77
8.0.60.0000.00716.89
8.0.50.0030.00516.68
8.0.30.0070.01016.89
8.0.20.0110.00817.40
8.0.10.0040.00416.91
8.0.00.0100.00716.76
7.4.330.0030.00315.55
7.4.320.0040.00416.54
7.4.300.0060.00016.33
7.4.290.0000.00916.45
7.4.280.0000.00716.32
7.4.270.0030.00316.54
7.4.260.0030.00316.52
7.4.250.0050.00216.39
7.4.240.0030.00316.39
7.4.230.0070.00016.23
7.4.220.0170.00316.42
7.4.210.0110.00416.57
7.4.200.0070.00016.26
7.4.160.0120.00516.54
7.4.150.0140.00517.40
7.4.140.0100.00917.86
7.4.130.0130.00616.48
7.4.120.0120.00816.53
7.4.110.0100.00616.27
7.4.100.0120.00616.54
7.4.90.0090.01616.37
7.4.80.0070.01019.39
7.4.70.0060.01016.43
7.4.60.0120.00916.61
7.4.50.0000.01816.46
7.4.40.0070.01016.48
7.4.30.0040.01416.18
7.4.00.0070.01115.02
7.3.330.0000.00513.01
7.3.320.0050.00013.11
7.3.310.0040.00416.06
7.3.300.0030.00316.14
7.3.290.0040.01016.24
7.3.280.0060.01116.26
7.3.270.0130.00617.40
7.3.260.0170.00516.49
7.3.250.0120.00716.36
7.3.240.0080.00916.33
7.3.230.0150.00316.29
7.3.210.0100.01316.35
7.3.200.0100.00616.55
7.3.190.0090.00816.46
7.3.180.0070.01116.38
7.3.170.0040.01416.65
7.3.160.0090.00916.24
7.3.120.0100.00615.02
7.3.110.0100.00714.59
7.3.100.0070.01314.92
7.3.90.0110.00714.98
7.3.80.0090.00915.11
7.3.70.0100.00314.83
7.3.60.0060.00614.78
7.3.50.0040.01114.61
7.3.40.0030.00914.81
7.3.30.0000.01014.84
7.3.20.0040.01416.67
7.3.10.0030.01016.63
7.3.00.0130.00316.72
7.2.330.0030.01716.74
7.2.320.0160.00716.73
7.2.310.0080.00816.65
7.2.300.0070.01316.28
7.2.290.0120.00616.47
7.2.250.0100.00714.76
7.2.240.0130.00614.95
7.2.230.0000.01514.82
7.2.220.0110.00414.73
7.2.210.0040.01415.12
7.2.200.0000.01214.94
7.2.190.0100.00615.02
7.2.180.0050.00514.93
7.2.170.0000.01214.79
7.2.160.0070.00714.61
7.2.150.0040.01116.82
7.2.140.0100.00716.84
7.2.130.0090.00316.61
7.2.120.0100.00316.50
7.2.110.0130.00016.59
7.2.100.0030.00616.75
7.2.90.0100.00316.90
7.2.80.0160.00916.54
7.2.70.0070.00716.69
7.2.60.0080.00616.56
7.2.50.0070.00416.99
7.2.40.0070.01116.88
7.2.30.0060.01016.61
7.2.20.0040.01416.79
7.2.10.0000.01617.04
7.2.00.0050.00617.92
7.1.330.0070.01015.66
7.1.320.0070.01015.58
7.1.310.0030.00915.72
7.1.300.0000.01215.52
7.1.290.0080.00315.61
7.1.280.0040.01115.49
7.1.270.0050.00515.72
7.1.260.0060.00915.77
7.1.250.0040.00815.63
7.1.240.0080.00315.69
7.1.230.0080.00415.47
7.1.220.0100.00715.70
7.1.210.0040.01115.41
7.1.200.0060.00715.65
7.1.190.0070.00715.50
7.1.180.0000.01415.62
7.1.170.0070.00315.78
7.1.160.0030.01015.89
7.1.150.0110.00315.82
7.1.140.0050.00815.51
7.1.130.0030.01015.80
7.1.120.0030.00515.79
7.1.110.0060.00315.88
7.1.100.0030.00816.89
7.1.90.0000.01115.73
7.1.80.0060.00615.57
7.1.70.0190.00415.59
7.1.60.0240.00624.42
7.1.50.0280.00824.37
7.1.40.0120.01023.94
7.1.30.0270.00724.14
7.1.20.0230.00924.13
7.1.10.0180.00715.14
7.1.00.0210.00715.36
7.0.330.0070.00415.56
7.0.320.0040.00715.29
7.0.310.0000.01115.19
7.0.300.0040.00815.37
7.0.290.0130.00315.28
7.0.280.0000.00915.32
7.0.270.0030.01015.37
7.0.260.0060.00615.33
7.0.250.0070.00715.16
7.0.240.0040.00815.33
7.0.230.0070.00715.10
7.0.220.0080.00315.51
7.0.210.0040.00715.37
7.0.200.0240.00715.19
7.0.190.0180.01015.02
7.0.180.0110.00514.84
7.0.170.0180.00614.81
7.0.160.0100.00514.96
7.0.150.0190.01014.76
7.0.140.0590.00814.71
7.0.130.0300.00815.04
7.0.120.0280.01115.11
7.0.110.0230.01114.77
7.0.100.0190.01014.79
7.0.90.0240.01414.90
7.0.80.0250.00914.97
7.0.70.0220.01014.81
7.0.60.0200.00914.73
7.0.50.0230.00714.78
7.0.40.0220.00614.05
7.0.30.0170.00914.02
7.0.20.0500.00514.12
7.0.10.0180.00914.05
7.0.00.0220.00513.86
5.6.400.0090.00613.96
5.6.390.0030.00914.62
5.6.380.0100.00713.90
5.6.370.0040.01414.09
5.6.360.0110.00314.10
5.6.350.0060.00314.04
5.6.340.0090.00914.50
5.6.330.0000.01414.18
5.6.320.0070.00714.04
5.6.310.0100.00014.23
5.6.300.0030.00614.07
5.6.290.0040.01113.90
5.6.280.0030.00614.42
5.6.270.0000.01314.23
5.6.260.0030.00914.23
5.6.250.0120.00314.36
5.6.240.0030.01014.21
5.6.230.0080.00414.45
5.6.220.0030.01314.16
5.6.210.0090.00614.21
5.6.200.0060.00914.04
5.6.190.0120.00014.52
5.6.180.0070.00314.15
5.6.170.0040.01414.33
5.6.160.0030.01014.32
5.6.150.0070.00714.16
5.6.140.0090.00614.41
5.6.130.0030.01414.36
5.6.120.0040.01114.31
5.6.110.0040.00714.15
5.6.100.0000.01114.21
5.6.90.0120.00314.11
5.6.80.0040.00714.23
5.6.70.0060.00614.10
5.6.60.0060.00314.00
5.6.50.0030.00914.25
5.6.40.0030.01314.25
5.6.30.0090.00314.23
5.6.20.0030.01214.11
5.6.10.0070.01014.46
5.6.00.0030.01414.23

preferences:
51.09 ms | 401 KiB | 5 Q