3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a="PPP"; $b="772"; var_dump($b); echo $b; echo $b <=> $a; ?>

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)
8.3.40.0070.00718.55
8.3.30.0080.00818.71
8.3.20.0040.00420.34
8.3.10.0050.00321.86
8.3.00.0080.00023.57
8.2.170.0070.00722.96
8.2.160.0070.00720.13
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00420.90
8.2.120.0040.00426.35
8.2.110.0060.00320.38
8.2.100.0040.00717.91
8.2.90.0040.00419.17
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0050.00322.15
8.2.30.0040.00419.54
8.2.20.0000.00717.74
8.2.10.0000.00717.93
8.2.00.0000.00718.04
8.1.270.0050.00522.14
8.1.260.0040.00428.09
8.1.250.0080.00028.09
8.1.240.0030.00623.86
8.1.230.0050.00523.86
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0000.00817.23
8.1.180.0160.00718.10
8.1.170.0000.00818.53
8.1.160.0040.00420.76
8.1.150.0000.00718.93
8.1.140.0080.00019.56
8.1.130.0030.00517.57
8.1.120.0060.00317.45
8.1.110.0070.00017.45
8.1.100.0080.00017.43
8.1.90.0020.00517.47
8.1.80.0030.00317.47
8.1.70.0000.00717.50
8.1.60.0050.00317.54
8.1.50.0080.00017.48
8.1.40.0060.00317.43
8.1.30.0030.00617.58
8.1.20.0000.00817.63
8.1.10.0040.00417.41
8.1.00.0050.00217.42
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0070.00018.43
8.0.270.0040.00417.17
8.0.260.0030.00317.18
8.0.250.0030.00316.94
8.0.240.0040.00416.93
8.0.230.0050.00216.85
8.0.220.0000.00716.88
8.0.210.0000.00716.81
8.0.200.0000.00616.96
8.0.190.0040.00416.92
8.0.180.0040.00416.94
8.0.170.0070.00016.93
8.0.160.0000.00716.79
8.0.150.0070.00416.79
8.0.140.0000.00716.84
8.0.130.0030.00313.34
8.0.120.0080.00016.87
8.0.110.0040.00416.89
8.0.100.0040.00416.85
8.0.90.0080.00016.69
8.0.80.0060.01516.88
8.0.70.0000.00716.87
8.0.60.0000.00816.88
8.0.50.0000.00716.84
8.0.30.0100.01116.97
8.0.20.0140.00517.40
8.0.10.0000.00716.98
8.0.00.0120.00716.74
7.4.330.0050.00016.69
7.4.320.0030.00316.45
7.4.300.0040.00416.64
7.4.290.0060.00316.53
7.4.280.0000.00716.60
7.4.270.0000.00716.48
7.4.260.0030.00316.47
7.4.250.0040.00416.54
7.4.240.0080.00016.61
7.4.230.0000.00716.61
7.4.220.0120.00916.62
7.4.210.0100.00616.53
7.4.200.0050.00316.64
7.4.160.0040.01116.43
7.4.150.0180.00617.40
7.4.140.0140.00817.86
7.4.130.0080.01016.33
7.4.120.0120.00516.53
7.4.110.0040.01216.61
7.4.100.0030.01316.32
7.4.90.0120.00616.39
7.4.80.0070.01619.39
7.4.70.0140.00516.46
7.4.60.0000.01616.40
7.4.50.0060.00916.57
7.4.40.0100.00616.43
7.4.30.0160.00616.50
7.4.00.0000.01514.84
7.3.330.0050.00013.04
7.3.320.0030.00313.12
7.3.310.0030.00516.04
7.3.300.0030.00316.19
7.3.290.0070.00016.18
7.3.280.0100.01016.23
7.3.270.0130.00317.40
7.3.260.0120.00616.30
7.3.250.0070.01116.40
7.3.240.0140.00516.35
7.3.230.0120.00616.48
7.3.210.0030.01316.54
7.3.200.0090.00919.39
7.3.190.0120.00616.43
7.3.180.0120.00916.60
7.3.170.0030.01316.28
7.3.160.0000.01516.19
7.3.10.0100.00316.38
7.3.00.0130.00016.57
7.2.330.0060.01216.41
7.2.320.0110.00516.74
7.2.310.0100.01316.66
7.2.300.0070.01316.55
7.2.290.0100.00616.61
7.2.130.0070.00716.95
7.2.120.0000.01116.89
7.2.110.0030.01016.61
7.2.100.0070.00716.58
7.2.90.0050.00517.04
7.2.80.0030.00716.78
7.2.70.0100.00616.97
7.2.60.0030.01016.88
7.2.50.0000.01016.66
7.2.40.0040.01116.57
7.2.30.0030.00616.80
7.2.20.0060.00316.66
7.2.10.0070.00716.92
7.2.00.0070.00718.04
7.1.250.0000.00815.75
7.1.240.0030.00715.62
7.1.230.0060.00315.91
7.1.220.0060.00315.65
7.1.210.0100.00715.53
7.1.200.0040.00915.81
7.1.190.0000.00815.53
7.1.180.0030.00715.72
7.1.170.0070.00015.87
7.1.160.0070.00315.68
7.1.150.0040.01115.66
7.1.140.0070.00315.73
7.1.130.0070.00315.59
7.1.120.0060.00615.63
7.1.110.0030.00915.84
7.1.100.0020.00916.81
7.1.90.0030.00615.77
7.1.80.0070.00015.86
7.1.70.0050.00516.45
7.1.60.0030.01217.55
7.1.50.0070.00516.36
7.1.40.0090.00015.40
7.1.30.0000.00915.77
7.1.20.0060.00315.79
7.1.10.0030.00915.81
7.1.00.0050.04319.17
7.0.330.0110.00015.43
7.0.320.0000.01015.39
7.0.310.0030.00615.36
7.0.300.0030.01015.07
7.0.290.0060.00615.42
7.0.280.0060.00915.29
7.0.270.0080.00415.19
7.0.260.0070.00015.28
7.0.250.0000.01315.27
7.0.240.0150.00015.32
7.0.230.0030.00715.61
7.0.220.0100.00315.54
7.0.210.0060.00315.55
7.0.200.0010.01016.00
7.0.190.0040.00415.16
7.0.180.0070.00715.45
7.0.170.0000.01115.49
7.0.160.0030.00615.41
7.0.150.0030.00715.56
7.0.140.0030.00315.38
7.0.130.0070.00715.41
7.0.120.0040.00415.29
7.0.110.0070.00315.51
7.0.100.0070.00715.38
7.0.90.0050.00515.40
7.0.80.0060.00615.36
7.0.70.0040.00415.09
7.0.60.0030.04418.56
7.0.50.0090.03716.57
7.0.40.0040.04516.96
7.0.30.0080.02616.84
7.0.20.0140.02316.69
7.0.10.0160.03816.81
7.0.00.0040.03916.73
5.6.380.0060.00314.16
5.6.370.0040.01114.20
5.6.360.0040.01114.35
5.6.350.0030.01014.13
5.6.340.0060.01013.98
5.6.330.0030.00713.80
5.6.320.0030.01014.22
5.6.310.0030.01314.24
5.6.300.0030.01314.05
5.6.290.0040.00414.07
5.6.280.0040.02217.35
5.6.270.0000.01014.02
5.6.260.0080.00414.25
5.6.250.0080.00814.14
5.6.240.0030.00514.04
5.6.230.0030.00614.23
5.6.220.0060.00614.36
5.6.210.0070.04417.48
5.6.200.0030.02316.10
5.6.190.0010.03417.26
5.6.180.0180.04317.30
5.6.170.0210.04117.26
5.6.160.0020.02717.29
5.6.150.0080.03716.06
5.6.140.0070.04716.11
5.6.130.0050.03316.12
5.6.120.0030.04717.58
5.6.110.0050.05017.50
5.6.100.0090.04117.50
5.6.90.0070.04017.39
5.6.80.0030.03817.13
5.6.70.0080.00414.18
5.6.60.0000.00713.87
5.6.50.0070.00714.20
5.6.40.0080.00414.15
5.6.30.0090.00413.94
5.6.20.0060.00913.93
5.6.10.0030.01013.82
5.6.00.0000.01413.91
5.5.380.0000.00610.96
5.5.370.0030.00611.05
5.5.360.0030.00610.48
5.5.350.1530.02415.64
5.5.340.0050.04314.46
5.5.330.0100.04315.51
5.5.320.0140.02615.46
5.5.310.0200.03315.58
5.5.300.0050.03214.53
5.5.290.0070.04014.41
5.5.280.0070.04215.83
5.5.270.0050.04116.01
5.5.260.0070.04315.89
5.5.250.0040.02115.78
5.5.240.0120.04115.61
5.5.230.0060.00610.92
5.5.220.0040.00811.01
5.5.210.0060.00010.72
5.5.200.0040.00810.75
5.5.190.0000.00610.64
5.5.180.0090.00310.84
5.5.170.0030.00310.68
5.5.160.0030.00310.89
5.5.150.0000.01310.85
5.5.140.0000.01111.00
5.5.130.0030.00310.95
5.5.120.0100.00010.81
5.5.110.0050.00210.63
5.5.100.0070.00010.94
5.5.90.0040.00410.89
5.5.80.0030.00511.05
5.5.70.0070.00310.96
5.5.60.0030.00710.98
5.5.50.0070.00010.50
5.5.40.0030.00710.75
5.5.30.0030.00911.00
5.5.20.0030.00310.95
5.5.10.0000.00510.86
5.5.00.0090.00010.90

preferences:
32.28 ms | 400 KiB | 5 Q