3v4l.org

run code in 300+ PHP versions simultaneously
<?php function some_lib(array $a = [], string $b) { echo $b . PHP_EOL; } some_lib( b: 'hello' );

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)
8.5.30.0270.00616.67
8.5.20.0320.00916.56
8.5.10.0350.00616.63
8.5.00.0320.00716.62
8.4.180.0300.01019.71
8.4.170.0320.01119.75
8.4.160.0310.01219.71
8.4.150.0330.01019.63
8.4.140.0370.01017.56
8.4.130.0290.00617.77
8.4.120.0270.00517.81
8.4.110.0290.00817.79
8.4.100.0290.00717.81
8.4.90.0380.00817.80
8.4.80.0390.00817.87
8.4.70.0390.00717.88
8.4.60.0360.00717.89
8.4.50.0290.00717.85
8.4.40.0320.00717.73
8.4.30.0340.00517.51
8.4.20.0250.00717.74
8.4.10.0320.00717.81
8.3.300.0340.00818.29
8.3.290.0400.00718.22
8.3.280.0270.01118.26
8.3.270.0300.00716.71
8.3.260.0340.00716.70
8.3.250.0340.00716.59
8.3.240.0260.00416.71
8.3.230.0260.00716.50
8.3.220.0210.00416.62
8.3.210.0230.00416.63
8.3.200.0220.00416.67
8.3.190.0300.00616.42
8.3.180.0270.00616.64
8.3.170.0380.00716.64
8.3.160.0300.00716.74
8.3.150.0320.00416.67
8.3.140.0230.00616.66
8.3.130.0250.00916.59
8.3.120.0280.00916.67
8.3.110.0320.00916.58
8.3.100.0370.00816.67
8.3.90.0320.00616.52
8.3.80.0290.00716.60
8.3.70.0320.00716.67
8.3.60.0280.00516.74
8.3.50.0240.00616.69
8.3.40.0260.00517.97
8.3.30.0280.00517.87
8.3.20.0210.00817.94
8.3.10.0220.00817.95
8.3.00.0260.00717.96
8.2.300.0380.01417.87
8.2.290.0270.00816.54
8.2.280.0310.00516.44
8.2.270.0320.00516.58
8.2.260.0270.01016.55
8.2.250.0290.00916.77
8.2.240.0280.00816.54
8.2.230.0190.00316.68
8.2.220.0240.00416.77
8.2.210.0200.00516.47
8.2.200.0200.00516.56
8.2.190.0120.00616.74
8.2.180.0200.00516.45
8.2.170.0110.00618.09
8.2.160.0150.00417.95
8.2.150.0110.00417.91
8.2.140.0130.00317.83
8.2.130.0240.01117.72
8.2.120.0270.01017.75
8.2.110.0290.00817.72
8.2.100.0260.00917.90
8.2.90.0270.00817.74
8.2.80.0270.00817.91
8.2.70.0240.00717.90
8.2.60.0200.00317.76
8.2.50.0260.00917.90
8.2.40.0270.00617.73
8.2.30.0280.00717.79
8.2.20.0280.00817.79
8.2.10.0300.00717.67
8.2.00.0310.00417.74
8.1.340.0280.00717.47
8.1.330.0280.00516.25
8.1.320.0280.00716.16
8.1.310.0260.00916.30
8.1.300.0300.00716.12
8.1.290.0310.00715.89
8.1.280.0270.01016.39
8.1.270.0210.00917.52
8.1.260.0270.00917.60
8.1.250.0280.00817.84
8.1.240.0260.00517.52
8.1.230.0270.00717.67
8.1.220.0250.00917.67
8.1.210.0280.00617.47
8.1.200.0280.00817.60
8.1.190.0270.00817.48
8.1.180.0300.00517.24
8.1.170.0280.01017.60
8.1.160.0320.00817.30
8.1.150.0270.00717.48
8.1.140.0270.00917.49
8.1.130.0290.00617.42
8.1.120.0280.00717.63
8.1.110.0280.00917.48
8.1.100.0290.00617.36
8.1.90.0290.00817.56
8.1.80.0230.00917.60
8.1.70.0330.00717.36
8.1.60.0250.01017.63
8.1.50.0270.00717.50
8.1.40.0270.00717.84
8.1.30.0320.00817.73
8.1.20.0330.00517.66
8.1.10.0270.01017.65
8.1.00.0310.00517.63
8.0.300.0260.00816.93
8.0.290.0270.00716.85
8.0.280.0240.00316.79
8.0.270.0280.00416.79
8.0.260.0260.00916.78
8.0.250.0260.00816.66
8.0.240.0250.00816.87
8.0.230.0240.01016.77
8.0.220.0210.01216.79
8.0.210.0280.00616.72
8.0.200.0280.01016.90
8.0.190.0300.00616.87
8.0.180.0230.01016.84
8.0.170.0290.00316.96
8.0.160.0280.00716.75
8.0.150.0240.01016.71
8.0.140.0280.00916.63
8.0.130.0270.00516.77
8.0.120.0250.00816.91
8.0.110.0220.01216.71
8.0.100.0320.00816.88
8.0.90.0240.00616.62
8.0.80.0290.00816.82
8.0.70.0260.00716.77
8.0.60.0250.00616.83
8.0.50.0300.00816.63
8.0.30.0210.01216.76
8.0.20.0280.00616.98
8.0.10.0290.00517.05
8.0.00.0250.00417.23
7.4.330.0260.00516.59
7.4.320.0240.00916.36
7.4.300.0300.00716.48
7.4.290.0310.00316.40
7.4.280.0260.00616.59
7.4.270.0290.00616.34
7.4.260.0270.00716.32
7.4.250.0230.00316.53
7.4.240.0130.00616.58
7.4.230.0180.00516.24
7.4.220.0190.00316.01
7.4.210.0160.00216.46
7.4.200.0120.00416.50
7.4.190.0110.00416.37
7.4.180.0120.00416.50
7.4.160.0170.00616.24
7.4.150.0240.00716.52
7.4.140.0180.00716.36
7.4.130.0290.00416.25
7.4.120.0280.00616.41
7.4.110.0270.00316.30
7.4.100.0290.00616.17
7.4.90.0260.00516.34
7.4.80.0240.00816.30
7.4.70.0230.01016.23
7.4.60.0280.00616.34
7.4.50.0240.00616.09
7.4.40.0340.00516.15
7.4.30.0250.00816.23
7.4.20.0160.00316.30
7.4.10.0230.01016.42
7.4.00.0310.00416.27
7.3.330.0260.00516.50
7.3.320.0250.00916.32
7.3.310.0270.00416.34
7.3.300.0250.00616.38
7.3.290.0260.00716.25
7.3.280.0260.00516.44
7.3.270.0220.00816.23
7.3.260.0280.00816.07
7.3.250.0220.01016.32
7.3.240.0270.00916.40
7.3.230.0190.00816.38
7.3.220.0240.00716.29
7.3.210.0270.00416.23
7.3.200.0250.00716.23
7.3.190.0190.00616.30
7.3.180.0200.00616.38
7.3.170.0090.00516.21
7.3.160.0120.00316.30
7.3.150.0240.00516.18
7.3.140.0230.00716.30
7.3.130.0220.00916.16
7.3.120.0210.00716.30
7.3.110.0190.00616.31
7.3.100.0180.00915.97
7.3.90.0240.00816.55
7.3.80.0250.00716.31
7.3.70.0200.01116.30
7.3.60.0220.00916.43
7.3.50.0240.00716.48
7.3.40.0270.00916.33
7.3.30.0260.00316.41
7.3.20.0290.00518.29
7.3.10.0240.00618.26
7.3.00.0290.00718.11
7.2.340.0220.01016.19
7.2.330.0200.01116.26
7.2.320.0260.00516.18
7.2.310.0250.00716.12
7.2.300.0220.00816.25
7.2.290.0250.01216.21
7.2.280.0270.00416.20
7.2.270.0260.00516.38
7.2.260.0240.00716.42
7.2.250.0280.00616.32
7.2.240.0230.00815.97
7.2.230.0290.00516.32
7.2.220.0310.00516.20
7.2.210.0240.01016.28
7.2.200.0260.00916.22
7.2.190.0250.00616.11
7.2.180.0240.00716.38
7.2.170.0220.00716.40
7.2.160.0260.00416.60
7.2.150.0210.00718.37
7.2.140.0210.00718.38
7.2.130.0260.00618.25
7.2.120.0250.01018.41
7.2.110.0220.01118.44
7.2.100.0280.00618.30
7.2.90.0250.00718.29
7.2.80.0290.00518.40
7.2.70.0230.00918.27
7.2.60.0260.00718.39
7.2.50.0270.00618.39
7.2.40.0300.00718.18
7.2.30.0220.00618.35
7.2.20.0220.00718.47
7.2.10.0280.00618.33
7.2.00.0260.00518.41
7.1.330.0240.00517.30
7.1.320.0270.00616.92
7.1.310.0250.00617.12
7.1.300.0230.00517.36
7.1.290.0270.00316.99
7.1.280.0260.00717.24
7.1.270.0180.00517.13
7.1.260.0290.00617.31
7.1.250.0260.00517.01
7.1.240.0210.00717.17
7.1.230.0200.00917.27
7.1.220.0170.00717.27
7.1.210.0250.00417.15
7.1.200.0210.00717.24
7.1.190.0190.00617.18
7.1.180.0270.00517.06
7.1.170.0240.00517.15
7.1.160.0260.00717.09
7.1.150.0290.00517.13
7.1.140.0250.01016.99
7.1.130.0180.00817.32
7.1.120.0150.00817.23
7.1.110.0200.00517.16
7.1.100.0170.00817.32
7.1.90.0260.00417.04
7.1.80.0250.00417.26
7.1.70.0280.00517.14
7.1.60.0240.00517.20
7.1.50.0230.00917.25
7.1.40.0250.00517.19
7.1.30.0240.00817.26
7.1.20.0250.00417.20
7.1.10.0260.00517.21
7.1.00.0240.00716.77
7.0.330.0230.00517.05
7.0.320.0210.00916.96
7.0.310.0230.00916.85
7.0.300.0230.00616.91
7.0.290.0260.00516.93
7.0.280.0200.00517.13
7.0.270.0180.00716.85
7.0.260.0120.00116.99
7.0.250.0240.00616.86
7.0.240.0270.00416.88
7.0.230.0230.00617.11
7.0.220.0250.00716.88
7.0.210.0240.00516.97
7.0.200.0270.00416.88
7.0.190.0220.00717.06
7.0.180.0250.00416.92
7.0.170.0230.00917.07
7.0.160.0270.00517.01
7.0.150.0270.00716.93
7.0.140.0210.00716.82
7.0.130.0250.00617.08
7.0.120.0200.00817.13
7.0.110.0220.00816.91
7.0.100.0230.00717.05
7.0.90.0240.00716.87
7.0.80.0270.00616.79
7.0.70.0240.00816.77
7.0.60.0270.00516.96
7.0.50.0210.00616.86
7.0.40.0220.00916.94
7.0.30.0190.00916.86
7.0.20.0240.00417.04
7.0.10.0230.00517.06
7.0.00.0230.00616.85
5.6.400.0200.00915.90
5.6.390.0260.00315.91
5.6.380.0250.00515.97
5.6.370.0190.01015.87
5.6.360.0210.00915.74
5.6.350.0250.00815.89
5.6.340.0210.00815.85
5.6.330.0220.00815.76
5.6.320.0250.00715.68
5.6.310.0230.00615.75
5.6.300.0220.00815.71
5.6.290.0230.00615.84
5.6.280.0210.01015.87
5.6.270.0300.00315.56
5.6.260.0270.00315.85
5.6.250.0250.00515.56
5.6.240.0270.00415.86
5.6.230.0220.00715.69
5.6.220.0240.00515.87
5.6.210.0240.00615.62
5.6.200.0210.00315.91
5.6.190.0190.01015.70
5.6.180.0230.00615.74
5.6.170.0210.01115.91
5.6.160.0230.00515.95
5.6.150.0170.01115.89
5.6.140.0260.00615.63
5.6.130.0290.00315.84
5.6.120.0250.00515.90
5.6.110.0220.00715.80
5.6.100.0260.00715.54
5.6.90.0260.00715.80
5.6.80.0230.00815.89
5.6.70.0250.00815.71
5.6.60.0240.00415.79
5.6.50.0200.00815.93
5.6.40.0250.00515.64
5.6.30.0210.00915.79
5.6.20.0200.00915.64
5.6.10.0200.00815.79
5.6.00.0210.00715.85
5.5.380.0250.00415.88
5.5.370.0240.00515.90
5.5.360.0170.00515.54
5.5.350.0140.00315.79
5.5.340.0210.00815.79
5.5.330.0220.00815.84
5.5.320.0210.00815.44
5.5.310.0280.00415.63
5.5.300.0240.00715.54
5.5.290.0200.00915.85
5.5.280.0200.00815.66
5.5.270.0190.00915.75
5.5.260.0210.00915.75
5.5.250.0220.00715.75
5.5.240.0250.00315.91
5.5.230.0190.00815.94
5.5.220.0210.00715.85
5.5.210.0180.01015.86
5.5.200.0220.00415.66
5.5.190.0190.00815.56
5.5.180.0190.00815.79
5.5.170.0220.00515.50
5.5.160.0220.00815.85
5.5.150.0220.00615.73
5.5.140.0240.00515.50
5.5.130.0220.00715.44
5.5.120.0230.00715.48
5.5.110.0220.00815.66
5.5.100.0230.00615.59
5.5.90.0250.00915.67
5.5.80.0160.00415.82
5.5.70.0120.00515.81
5.5.60.0190.00515.65
5.5.50.0190.00315.74
5.5.40.0210.00515.56
5.5.30.0220.00715.47
5.5.20.0250.00515.77
5.5.10.0180.00715.69
5.5.00.0190.00715.78
5.4.450.0160.00614.66
5.4.440.0070.00314.66
5.4.430.0190.00514.66
5.4.420.0170.00214.66
5.4.410.0080.00214.66
5.4.400.0080.00214.66
5.4.390.0080.00214.66
5.4.380.0190.00314.66
5.4.370.0200.00214.66
5.4.360.0160.00614.66
5.4.350.0180.00514.66
5.4.340.0170.00514.66
5.4.330.0190.00414.66
5.4.320.0190.00514.66
5.4.310.0160.00614.66
5.4.300.0190.00314.66
5.4.290.0190.00514.66
5.4.280.0190.00514.66
5.4.270.0170.00614.66
5.4.260.0150.00714.66
5.4.250.0190.00214.66
5.4.240.0180.00514.66
5.4.230.0170.00514.66
5.4.220.0180.00414.66
5.4.210.0180.00414.66
5.4.200.0180.00414.66
5.4.190.0100.00014.66
5.4.180.0100.00414.66
5.4.170.0180.00214.66
5.4.160.0160.00614.66
5.4.150.0190.00414.66
5.4.140.0210.00314.66
5.4.130.0160.00614.66
5.4.120.0220.00414.66
5.4.110.0190.00414.66
5.4.100.0170.00514.66
5.4.90.0180.00514.66
5.4.80.0150.00314.66
5.4.70.0170.00814.66
5.4.60.0160.00614.66
5.4.50.0190.00214.66
5.4.40.0180.00414.66
5.4.30.0180.00414.66
5.4.20.0150.00714.66
5.4.10.0210.00214.66
5.4.00.0150.00414.66
5.3.290.0150.00414.66
5.3.280.0150.00414.66
5.3.270.0140.00614.66
5.3.260.0140.00714.66
5.3.250.0160.00714.66
5.3.240.0160.00714.66
5.3.230.0160.00714.66
5.3.220.0150.00714.66
5.3.210.0190.00814.66
5.3.200.0200.00414.66
5.3.190.0150.00714.66
5.3.180.0160.00714.66
5.3.170.0130.00514.66
5.3.160.0150.00514.66
5.3.150.0200.00514.66
5.3.140.0140.00814.66
5.3.130.0210.00414.66
5.3.120.0180.00714.66
5.3.110.0160.00714.66
5.3.100.0160.00614.66
5.3.90.0170.00514.66
5.3.80.0180.00414.66
5.3.70.0140.00814.66
5.3.60.0170.00514.66
5.3.50.0170.00514.66
5.3.40.0180.00414.66
5.3.30.0160.00614.66
5.3.20.0190.00314.66
5.3.10.0190.00314.66
5.3.00.0160.00614.66
5.2.170.0140.00614.66
5.2.160.0120.00714.66
5.2.150.0140.00314.66
5.2.140.0170.00114.66
5.2.130.0140.00514.66
5.2.120.0130.00414.66
5.2.110.0160.00314.66
5.2.100.0150.00714.66
5.2.90.0130.00514.66
5.2.80.0140.00414.66
5.2.70.0120.00514.66
5.2.60.0130.00714.66
5.2.50.0150.00414.66
5.2.40.0160.00514.66
5.2.30.0120.00614.66
5.2.20.0140.00314.66
5.2.10.0140.00414.66
5.2.00.0120.00514.66
5.1.60.0130.00414.66
5.1.50.0120.00614.66
5.1.40.0140.00414.66
5.1.30.0130.00414.66
5.1.20.0100.00414.66
5.1.10.0110.00514.66
5.1.00.0120.00414.66
5.0.50.0120.00214.66
5.0.40.0090.00414.66
5.0.30.0090.00414.66
5.0.20.0100.00414.66
5.0.10.0100.00314.66
5.0.00.0110.00314.66
4.4.90.0070.00214.66
4.4.80.0070.00314.66
4.4.70.0080.00114.66
4.4.60.0080.00114.66
4.4.50.0080.00114.66
4.4.40.0040.00414.66
4.4.30.0060.00314.66
4.4.20.0070.00314.66
4.4.10.0060.00314.66
4.4.00.0060.00314.66
4.3.110.0070.00214.66
4.3.100.0080.00114.66
4.3.90.0080.00214.66
4.3.80.0070.00214.66
4.3.70.0070.00214.66
4.3.60.0060.00314.66
4.3.50.0060.00314.66
4.3.40.0060.00414.66
4.3.30.0050.00414.66
4.3.20.0050.00314.66
4.3.10.0080.00114.66
4.3.00.0060.00314.66

preferences:
59.54 ms | 2752 KiB | 5 Q