3v4l.org

run code in 300+ PHP versions simultaneously
<?php $part = '\\'; $_1 = "abc"; if ( $part !== "" && 0 === strpos($_1, $part)) { echo "koko"; }

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)
8.3.40.0060.00918.75
8.3.30.0100.00318.90
8.3.20.0040.00420.07
8.3.10.0040.00423.74
8.3.00.0070.00019.66
8.2.170.0070.00722.96
8.2.160.0030.01121.93
8.2.150.0000.00824.18
8.2.140.0070.00024.66
8.2.130.0000.00726.16
8.2.120.0070.00417.47
8.2.110.0080.00322.07
8.2.100.0060.00619.51
8.2.90.0070.00019.22
8.2.80.0030.00617.97
8.2.70.0070.00317.63
8.2.60.0060.00317.93
8.2.50.0000.01018.07
8.2.40.0050.00318.22
8.2.30.0000.00718.24
8.2.20.0040.00417.58
8.2.10.0040.00417.92
8.2.00.0050.00317.54
8.1.270.0040.00423.83
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00323.89
8.1.230.0070.00319.16
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0050.00317.23
8.1.180.0000.00818.10
8.1.170.0040.00418.53
8.1.160.0040.00421.91
8.1.150.0070.00018.63
8.1.140.0040.00417.41
8.1.130.0050.00317.81
8.1.120.0040.00417.48
8.1.110.0080.00017.38
8.1.100.0030.00317.34
8.1.90.0040.00417.34
8.1.80.0030.00517.45
8.1.70.0000.00817.34
8.1.60.0040.00417.39
8.1.50.0040.00417.41
8.1.40.0040.00417.40
8.1.30.0050.00317.54
8.1.20.0060.00317.67
8.1.10.0050.00217.36
8.1.00.0000.00817.31
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0050.00318.48
8.0.270.0040.00417.29
8.0.260.0030.00317.30
8.0.250.0040.00416.99
8.0.240.0040.00416.84
8.0.230.0030.00416.86
8.0.220.0030.00316.91
8.0.210.0000.00716.86
8.0.200.0030.00316.91
8.0.190.0030.00516.94
8.0.180.0040.00416.91
8.0.170.0060.00316.92
8.0.160.0040.00416.86
8.0.150.0030.00316.79
8.0.140.0070.00016.90
8.0.130.0030.00313.30
8.0.120.0060.00316.79
8.0.110.0030.00416.88
8.0.100.0040.00416.78
8.0.90.0070.00016.83
8.0.80.0150.00416.91
8.0.70.0000.00716.71
8.0.60.0050.00316.82
8.0.50.0050.00216.98
8.0.30.0110.01116.99
8.0.20.0110.00917.40
8.0.10.0000.00816.77
8.0.00.0050.01316.54
7.4.330.0030.00315.00
7.4.320.0000.00816.52
7.4.300.0000.00616.59
7.4.290.0070.00016.60
7.4.280.0000.00816.49
7.4.270.0000.00816.64
7.4.260.0000.00716.48
7.4.250.0050.00216.41
7.4.240.0050.00316.54
7.4.230.0000.00716.34
7.4.220.0030.02116.54
7.4.210.0060.01216.55
7.4.200.0060.00016.41
7.4.160.0110.00716.38
7.4.150.0140.00317.40
7.4.140.0070.01017.86
7.4.130.0060.01316.54
7.4.120.0080.00816.47
7.4.110.0070.01016.50
7.4.100.0100.00716.46
7.4.90.0140.00916.42
7.4.80.0110.01219.39
7.4.70.0140.00316.39
7.4.60.0070.01416.34
7.4.50.0000.00916.43
7.4.40.0090.00916.37
7.4.30.0030.01216.37
7.4.00.0060.00914.96
7.3.330.0050.00013.19
7.3.320.0060.00013.14
7.3.310.0050.00216.22
7.3.300.0030.00316.25
7.3.290.0100.01016.20
7.3.280.0110.00516.24
7.3.270.0100.00717.40
7.3.260.0160.00316.31
7.3.250.0080.01116.47
7.3.240.0070.01016.34
7.3.230.0100.01316.39
7.3.210.0030.01616.48
7.3.200.0060.00919.39
7.3.190.0080.00816.49
7.3.180.0060.00916.46
7.3.170.0090.00916.30
7.3.160.0130.00316.33
7.3.120.0090.00614.88
7.3.110.0000.01214.37
7.3.100.0030.00514.48
7.3.90.0030.00914.76
7.3.80.0120.00414.60
7.3.70.0060.00614.47
7.3.60.0030.00714.81
7.3.50.0050.00914.73
7.3.40.0000.00914.79
7.3.30.0060.01014.80
7.3.20.0070.00716.78
7.3.10.0120.00616.54
7.3.00.0040.01416.74
7.2.330.0030.01516.50
7.2.320.0120.00416.48
7.2.310.0070.01016.61
7.2.300.0090.00616.49
7.2.290.0100.00716.70
7.2.240.0000.01215.02
7.2.230.0030.00714.58
7.2.220.0030.01315.18
7.2.210.0040.01115.02
7.2.200.0030.01014.89
7.2.190.0030.00614.66
7.2.180.0060.00915.00
7.2.170.0070.00714.87
7.2.160.0090.00914.76
7.2.150.0030.01017.02
7.2.140.0030.01016.93
7.2.130.0080.00616.56
7.2.120.0120.00016.66
7.2.110.0090.00616.72
7.2.100.0090.00616.80
7.2.90.0040.01116.86
7.2.80.0000.01316.77
7.2.70.0090.00617.02
7.2.60.0080.00816.96
7.2.50.0040.01116.62
7.2.40.0090.00616.98
7.2.30.0030.01316.75
7.2.20.0070.00716.71
7.2.10.0070.00716.93
7.2.00.0090.00918.11
7.1.330.0030.01015.54
7.1.320.0030.00915.41
7.1.310.0000.01315.73
7.1.300.0080.00815.98
7.1.290.0030.01715.38
7.1.280.0100.00315.91
7.1.270.0030.00915.90
7.1.260.0070.00715.71
7.1.250.0100.00315.81
7.1.200.0090.00315.73
7.1.100.0030.01418.17
7.1.70.0060.00917.22
7.1.60.0090.01619.70
7.1.50.0100.01316.95
7.1.00.0070.07322.41
7.0.200.0060.00616.66
7.0.140.0000.07321.93
7.0.60.0130.08019.91
7.0.50.0030.09017.89
7.0.40.0070.04320.40
7.0.30.0530.04720.17
7.0.20.0300.06020.04
7.0.10.0070.09020.21
7.0.00.0130.08320.08
5.6.280.0070.07021.12
5.6.210.0030.07320.71
5.6.200.0100.04718.21
5.6.190.0070.08320.39
5.6.180.0300.06320.61
5.6.170.0270.06720.49
5.6.160.0130.08020.52
5.6.150.0030.04318.15
5.6.140.0000.04018.11
5.6.130.0130.07718.20
5.6.120.0030.05720.96
5.6.110.0130.08020.95
5.6.100.0000.07320.99
5.6.90.0000.08720.96
5.6.80.0170.06020.35
5.6.70.2870.02020.46
5.5.350.0130.08320.42
5.5.340.0100.07718.01
5.5.330.0030.08320.21
5.5.320.0470.07020.27
5.5.310.0270.07720.41
5.5.300.0070.05018.00
5.5.290.0030.07317.98
5.5.280.0130.07720.78
5.5.270.0030.04320.75
5.5.260.0030.07020.88
5.5.250.0170.07020.58
5.5.240.0070.02720.11
5.4.450.0130.04743.87
5.4.440.0130.04343.79
5.4.430.0130.04743.77
5.4.420.0270.04743.77
5.4.410.0300.03343.77
5.4.400.0400.03743.77
5.4.390.0430.03743.75
5.4.380.0170.06018.68
5.4.370.0330.04018.68
5.4.360.0230.04318.66
5.4.350.0230.05018.59
5.4.340.0230.04718.50
5.4.320.0040.03712.45
5.4.310.0030.04012.45
5.4.300.0040.03812.45
5.4.290.0080.03612.45
5.4.280.0080.04712.34
5.4.270.0070.04412.35
5.4.260.0100.03612.34
5.4.250.0060.03912.34
5.4.240.0070.03612.34
5.4.230.0050.04112.34
5.4.220.0100.03312.34
5.4.210.0110.03112.34
5.4.200.0090.04612.34
5.4.190.0060.04812.34
5.4.180.0080.03712.33
5.4.170.0050.03812.35
5.4.160.0070.03612.34
5.4.150.0080.03512.34
5.4.140.0070.03512.02
5.4.130.0080.03812.01
5.4.120.0110.03111.97
5.4.110.0080.03411.96
5.4.100.0080.03311.96
5.4.90.0040.03811.96
5.4.80.0050.03811.96
5.4.70.0060.03511.96
5.4.60.0080.03311.96
5.4.50.0050.03611.96
5.4.40.0030.03711.95
5.4.30.0080.03711.95
5.4.20.0040.04711.95
5.4.10.0070.03311.95
5.4.00.0080.03611.44
5.3.290.0080.03812.80
5.3.280.0070.03612.71
5.3.270.0070.03712.72
5.3.260.0060.03912.72
5.3.250.0060.03712.72
5.3.240.0030.04012.72
5.3.230.0050.03912.71
5.3.220.0050.04612.68
5.3.210.0040.04112.68
5.3.200.0050.03912.68
5.3.190.0040.03912.68
5.3.180.0060.03612.67
5.3.170.0090.04612.67
5.3.160.0050.03912.67
5.3.150.0060.03812.67
5.3.140.0080.03412.66
5.3.130.0070.04412.66
5.3.120.0050.03912.66
5.3.110.0080.03712.66
5.3.100.0080.03512.12
5.3.90.0080.03812.09
5.3.80.0050.04212.08
5.3.70.0060.03812.07
5.3.60.0060.03912.07
5.3.50.0050.03712.00
5.3.40.0070.03512.00
5.3.30.0040.03711.94
5.3.20.0040.03811.72
5.3.10.0070.03311.69
5.3.00.0080.03511.67
5.2.170.0050.0329.18
5.2.160.0060.0289.18
5.2.150.0050.0349.18
5.2.140.0070.0299.18
5.2.130.0060.0289.13
5.2.120.0060.0279.14
5.2.110.0060.0289.14
5.2.100.0060.0289.14
5.2.90.0060.0319.13
5.2.80.0060.0309.13
5.2.70.0070.0289.13
5.2.60.0020.0339.08
5.2.50.0040.0319.05
5.2.40.0050.0339.03
5.2.30.0070.0289.00
5.2.20.0040.0308.99
5.2.10.0040.0288.91
5.2.00.0060.0278.77
5.1.60.0060.0288.06
5.1.50.0060.0248.06
5.1.40.0040.0258.04
5.1.30.0030.0328.39
5.1.20.0030.0298.41
5.1.10.0050.0258.13
5.1.00.0020.0288.13
5.0.50.0050.0196.61
5.0.40.0020.0206.47
5.0.30.0050.0316.29
5.0.20.0030.0206.25
5.0.10.0040.0196.23
5.0.00.0060.0286.23
4.4.90.0010.0174.77
4.4.80.0020.0154.76
4.4.70.0020.0164.76
4.4.60.0030.0154.75
4.4.50.0020.0164.77
4.4.40.0020.0274.71
4.4.30.0040.0154.76
4.4.20.0040.0154.84
4.4.10.0020.0174.85
4.4.00.0010.0274.76
4.3.110.0040.0144.67
4.3.100.0020.0154.66
4.3.90.0030.0144.63
4.3.80.0030.0244.58
4.3.70.0030.0144.63
4.3.60.0050.0124.62
4.3.50.0050.0134.63
4.3.40.0030.0234.54
4.3.30.0020.0163.28
4.3.20.0030.0213.26
4.3.10.0030.0193.21
4.3.00.0130.01343.73

preferences:
44.98 ms | 400 KiB | 5 Q