3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 9 << 2; echo $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)
8.3.40.0100.00718.84
8.3.30.0110.00319.05
8.3.20.0040.00420.21
8.3.10.0040.00422.09
8.3.00.0050.00322.52
8.2.170.0070.00722.96
8.2.160.0070.00720.72
8.2.150.0040.00424.18
8.2.140.0020.00524.66
8.2.130.0080.00026.16
8.2.120.0090.00019.36
8.2.110.0000.00922.30
8.2.100.0060.00617.58
8.2.90.0030.00618.34
8.2.80.0050.00317.97
8.2.70.0050.00317.50
8.2.60.0000.00817.93
8.2.50.0030.00518.07
8.2.40.0030.00618.22
8.2.30.0040.00418.11
8.2.20.0070.00017.70
8.2.10.0000.00717.71
8.2.00.0080.00317.72
8.1.270.0080.00022.14
8.1.260.0040.00426.35
8.1.250.0040.01428.09
8.1.240.0030.00623.86
8.1.230.0070.00423.86
8.1.220.0000.00817.76
8.1.210.0000.00819.00
8.1.200.0030.00717.13
8.1.190.0070.00017.40
8.1.180.0050.00318.64
8.1.170.0040.00418.46
8.1.160.0050.00221.88
8.1.150.0040.00418.56
8.1.140.0070.00017.30
8.1.130.0000.00717.68
8.1.120.0070.00017.34
8.1.110.0030.00517.38
8.1.100.0000.00717.40
8.1.90.0030.00517.27
8.1.80.0040.00417.29
8.1.70.0000.00717.32
8.1.60.0090.00017.37
8.1.50.0070.00017.44
8.1.40.0060.00317.33
8.1.30.0050.00317.44
8.1.20.0000.00817.47
8.1.10.0030.00617.43
8.1.00.0030.00617.32
8.0.300.0050.00320.08
8.0.290.0000.00717.05
8.0.280.0030.00618.36
8.0.270.0070.00017.29
8.0.260.0030.00316.88
8.0.250.0000.00716.84
8.0.240.0030.00316.91
8.0.230.0030.00316.83
8.0.220.0040.00416.82
8.0.210.0050.00216.83
8.0.200.0070.00016.86
8.0.190.0070.00016.84
8.0.180.0070.00016.85
8.0.170.0040.00416.75
8.0.160.0040.00416.68
8.0.150.0000.00816.78
8.0.140.0000.00716.80
8.0.130.0040.00413.20
8.0.120.0060.00316.64
8.0.110.0040.00416.86
8.0.100.0070.00016.76
8.0.90.0070.00016.88
8.0.80.0070.00816.77
8.0.70.0030.00516.76
8.0.60.0000.00716.80
8.0.50.0080.00016.64
8.0.30.0060.01317.20
8.0.20.0130.00517.40
8.0.10.0050.00216.80
8.0.00.0120.00716.67
7.4.330.0060.00015.00
7.4.320.0000.00616.44
7.4.300.0000.00616.39
7.4.290.0030.00316.53
7.4.280.0000.00816.50
7.4.270.0030.00516.43
7.4.260.0030.00316.52
7.4.250.0000.00816.41
7.4.240.0060.00216.37
7.4.230.0050.00216.43
7.4.220.0140.00316.48
7.4.210.0100.00816.52
7.4.200.0030.00316.52
7.4.190.0040.00416.49
7.4.160.0080.00816.46
7.4.150.0040.01517.40
7.4.140.0080.01017.86
7.4.130.0120.00916.52
7.4.120.0070.01416.40
7.4.110.0170.00016.44
7.4.100.0100.01016.50
7.4.90.0060.01116.48
7.4.80.0110.01119.39
7.4.70.0100.00616.30
7.4.60.0110.01016.51
7.4.50.0040.00416.38
7.4.40.0030.01322.77
7.4.30.0060.01016.67
7.4.00.0060.01014.82
7.3.330.0000.00512.92
7.3.320.0050.00013.11
7.3.310.0000.00716.19
7.3.300.0070.00015.93
7.3.290.0040.01416.21
7.3.280.0090.01016.20
7.3.270.0090.00617.40
7.3.260.0070.01016.23
7.3.250.0080.00916.19
7.3.240.0060.01016.22
7.3.230.0110.01116.39
7.3.210.0100.00716.25
7.3.200.0030.02019.39
7.3.190.0130.00316.48
7.3.180.0130.00316.37
7.3.170.0120.00616.27
7.3.160.0130.00316.25
7.3.120.0090.00614.31
7.3.00.0090.00916.58
7.2.330.0120.00616.43
7.2.320.0030.01416.48
7.2.310.0030.01216.61
7.2.300.0140.00316.46
7.2.290.0030.01316.59
7.2.130.0110.00716.71
7.2.120.0110.00816.58
7.2.110.0110.00316.67
7.2.100.0030.01316.52
7.2.90.0130.00316.69
7.2.80.0040.01116.86
7.2.70.0070.01116.69
7.2.60.0090.00016.88
7.2.50.0070.00716.68
7.2.40.0150.00416.90
7.2.30.0090.00916.86
7.2.20.0130.00616.51
7.2.10.0080.01116.65
7.2.00.0120.00717.82
7.1.250.0090.00915.52
7.1.240.0110.00815.80
7.1.230.0060.00915.45
7.1.220.0120.00315.61
7.1.210.0030.01315.77
7.1.200.0150.00015.62
7.1.190.0100.00315.72
7.1.180.0080.00415.66
7.1.170.0040.00415.66
7.1.160.0040.00415.35
7.1.150.0070.00715.68
7.1.140.0100.00715.57
7.1.130.0090.00615.57
7.1.120.0070.00715.77
7.1.110.0090.00615.74
7.1.100.0070.00616.94
7.1.90.0090.00615.65
7.1.80.0040.01115.70
7.1.70.0030.00716.45
7.1.60.0090.00717.67
7.1.50.0090.01116.23
7.1.40.0070.00715.57
7.1.30.0100.00315.25
7.1.20.0070.00715.73
7.1.10.0040.01115.79
7.1.00.0080.03819.01
7.0.330.0060.00715.21
7.0.320.0070.01015.16
7.0.310.0070.00715.50
7.0.300.0100.00314.98
7.0.290.0060.00915.11
7.0.280.0090.00615.18
7.0.270.0030.00915.01
7.0.260.0120.00615.50
7.0.250.0060.01015.23
7.0.240.0090.00615.13
7.0.230.0030.01015.49
7.0.220.0060.00615.49
7.0.210.0100.00715.36
7.0.200.0070.00515.90
7.0.190.0030.00715.38
7.0.180.0030.00915.10
7.0.170.0120.00315.24
7.0.160.0030.00815.39
7.0.150.0090.00615.27
7.0.140.0060.04018.65
7.0.130.0100.00715.23
7.0.120.0040.00915.21
7.0.110.0090.00315.05
7.0.100.0120.00315.45
7.0.90.0140.00015.11
7.0.80.0100.00315.34
7.0.70.0100.00715.27
7.0.60.0080.02517.56
7.0.50.0120.03716.60
7.0.40.0090.02316.71
7.0.30.0200.04116.71
7.0.20.0180.02316.68
7.0.10.0150.03316.78
7.0.00.0050.03116.65
5.6.380.0080.00414.55
5.6.370.0060.00614.48
5.6.360.0070.00714.16
5.6.350.0060.00914.14
5.6.340.0070.00614.08
5.6.330.0000.01414.53
5.6.320.0060.00613.97
5.6.310.0090.00614.70
5.6.300.0080.00314.32
5.6.290.0000.01114.25
5.6.280.0150.03017.75
5.6.270.0060.00614.18
5.6.260.0060.00914.40
5.6.250.0060.00614.09
5.6.240.0070.00314.41
5.6.230.0030.01214.33
5.6.220.0070.00714.43
5.6.210.0070.04217.34
5.6.200.0070.03816.05
5.6.190.0090.03417.17
5.6.180.1870.02517.27
5.6.170.0120.04917.46
5.6.160.0070.03717.33
5.6.150.0050.03916.34
5.6.140.0050.03116.25
5.6.130.0120.04116.27
5.6.120.0070.05117.74
5.6.110.0040.02417.63
5.6.100.0050.04517.72
5.6.90.0190.03217.63
5.6.80.0070.03917.45
5.6.70.0070.02717.39
5.6.60.0080.00814.10
5.6.50.0050.01314.09
5.6.40.0040.01414.43
5.6.30.0140.00314.05
5.6.20.0030.01514.21
5.6.10.0050.01114.11
5.6.00.0100.01014.07
5.5.380.0060.00711.00
5.5.370.0100.00311.09
5.5.360.0060.00011.00
5.5.350.0060.04115.72
5.5.340.0050.03014.55
5.5.330.0010.03615.78
5.5.320.0130.04415.67
5.5.310.0150.03915.66
5.5.300.0070.02014.48
5.5.290.0040.04414.54
5.5.280.0150.03515.95
5.5.270.0070.04216.10
5.5.260.0050.04315.93
5.5.250.0100.04315.72
5.5.240.0070.04015.69
5.5.230.0000.00811.00
5.5.220.0030.00811.00
5.5.210.0030.00511.00
5.5.200.0060.00611.00
5.5.190.0000.01311.00
5.5.180.0000.01311.09
5.5.170.0030.00911.05
5.5.160.0090.00311.01
5.5.150.0000.00811.00
5.5.140.0070.00311.06
5.5.130.0000.00811.04
5.5.120.0090.00011.16
5.5.110.0000.01311.00
5.5.100.0060.00611.02
5.5.90.0000.01011.00
5.5.80.0060.00011.00
5.5.70.0060.00311.00
5.5.60.0060.00311.00
5.5.50.0030.00911.00
5.5.40.0030.00711.00
5.5.30.0000.00711.00
5.5.20.0000.00911.00
5.5.10.0040.00711.00
5.5.00.0060.00011.00
5.4.450.0240.02315.32
5.4.440.0380.03515.07
5.4.430.0110.03015.26
5.4.420.0070.03115.34
5.4.410.0120.02715.29
5.4.400.0380.00414.92
5.4.390.0380.00414.77
5.4.380.0170.03814.86
5.4.370.0130.03514.82
5.4.360.0160.03114.75
5.4.350.0220.03014.85
5.4.340.0230.02714.87
5.4.330.0000.00611.00
5.4.320.0070.02111.73
5.4.310.0050.02211.72
5.4.300.0040.02611.73
5.4.290.0040.02311.73
5.4.280.0030.02411.73
5.4.270.0050.02411.67
5.4.260.0100.03314.85
5.4.250.0080.02814.97
5.4.240.0180.02814.95
5.4.230.0070.02714.90
5.4.220.0120.03714.86
5.4.210.0050.02814.94
5.4.200.0090.02714.95
5.4.190.0070.04014.86
5.4.180.0090.03615.01
5.4.170.0070.02714.84
5.4.160.0070.03014.96
5.4.150.0030.03315.01
5.4.140.0110.02413.74
5.4.130.0070.02813.77
5.4.120.0080.03313.64
5.4.110.0030.03213.72
5.4.100.0100.02313.72
5.4.90.0030.03213.63
5.4.80.0100.03313.76
5.4.70.0060.03113.70
5.4.60.0050.02813.73
5.4.50.0090.02613.66
5.4.40.0030.03013.67
5.4.30.0020.04113.59
5.4.20.0050.02813.68
5.4.10.0110.03313.61
5.4.00.0020.04013.38
5.3.290.0070.02311.90
5.3.280.0120.03512.79
5.3.270.0100.03712.82
5.3.260.0070.02712.76
5.3.250.0080.03512.65
5.3.240.0060.02712.81
5.3.230.0050.03012.71
5.3.220.0070.03212.78
5.3.210.0080.02812.79
5.3.200.0080.02712.70
5.3.190.0060.02812.79
5.3.180.0090.02912.79
5.3.170.0070.02612.79
5.3.160.0120.02212.79
5.3.150.0060.03212.70
5.3.140.0090.02612.72
5.3.130.0120.02212.80
5.3.120.0060.02612.69
5.3.110.0070.02512.70
5.3.100.0130.02012.52
5.3.90.0050.02612.44
5.3.80.0040.03012.52
5.3.70.0050.02812.51
5.3.60.0110.02812.46
5.3.50.0050.03812.47
5.3.40.0030.02812.43
5.3.30.0100.02112.46
5.3.20.0050.02612.30
5.3.10.0050.03812.27
5.3.00.0020.04312.33
5.2.170.0020.02411.13
5.2.160.0060.02010.99
5.2.150.0030.02610.95
5.2.140.0050.03011.14
5.2.130.0070.03110.99
5.2.120.0050.02911.10
5.2.110.0050.02111.02
5.2.100.0030.03111.05
5.2.90.0030.02311.05
5.2.80.0050.02711.05
5.2.70.0000.03510.99
5.2.60.0020.03510.99
5.2.50.0080.01811.02
5.2.40.0030.02311.01
5.2.30.0050.02211.03
5.2.20.0100.02410.94
5.2.10.0030.03010.91
5.2.00.0080.02710.90
5.1.60.0030.01810.49
5.1.50.0070.02310.53
5.1.40.0050.01810.45
5.1.30.0020.02110.64
5.1.20.0020.02110.78
5.1.10.0020.02010.55
5.1.00.0050.01810.53
5.0.50.0010.0169.69
5.0.40.0040.0209.80
5.0.30.0060.0229.64
5.0.20.0020.0179.61
5.0.10.0020.0179.58
5.0.00.0050.0239.54
4.4.90.0030.0169.23
4.4.80.0010.0129.23
4.4.70.0010.0149.23
4.4.60.0020.0129.23
4.4.50.0000.0139.23
4.4.40.0030.0229.23
4.4.30.0060.0139.23
4.4.20.0060.0159.23
4.4.10.0020.0169.23
4.4.00.0030.0239.23
4.3.110.0020.0129.23
4.3.100.0030.0109.23
4.3.90.0020.0179.23
4.3.80.0060.0189.23
4.3.70.0050.0099.23
4.3.60.0020.0139.23
4.3.50.0000.0159.23
4.3.40.0030.0219.23
4.3.30.0000.0179.23
4.3.20.0050.0109.23
4.3.10.0000.0159.23
4.3.00.0030.0139.01

preferences:
44.27 ms | 400 KiB | 5 Q