3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo pack ("H", '255');

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)
8.3.40.0060.00818.77
8.3.30.0120.00620.30
8.3.20.0070.00020.04
8.3.10.0040.00421.83
8.3.00.0050.00322.30
8.2.170.0170.00322.96
8.2.160.0100.00722.19
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0090.00626.16
8.2.120.0040.00417.63
8.2.110.0060.00322.20
8.2.100.0080.00417.78
8.2.90.0040.00419.27
8.2.80.0040.00419.38
8.2.70.0060.00317.63
8.2.60.0050.00317.80
8.2.50.0000.00818.07
8.2.40.0080.00017.93
8.2.30.0030.00618.06
8.2.20.0000.00717.63
8.2.10.0080.00017.54
8.2.00.0050.00217.55
8.1.270.0070.00024.66
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0090.00023.80
8.1.230.0070.00319.10
8.1.220.0070.00017.74
8.1.210.0080.00018.77
8.1.200.0100.00017.00
8.1.190.0000.00817.38
8.1.180.0030.00618.88
8.1.170.0050.00318.44
8.1.160.0080.00020.81
8.1.150.0050.00318.55
8.1.140.0000.00717.31
8.1.130.0040.00417.81
8.1.120.0000.00717.39
8.1.110.0000.00717.30
8.1.100.0000.00717.36
8.1.90.0020.00517.31
8.1.80.0000.00717.39
8.1.70.0000.00717.32
8.1.60.0030.00617.45
8.1.50.0040.00417.28
8.1.40.0040.00417.44
8.1.30.0000.00717.45
8.1.20.0030.00617.36
8.1.10.0000.00717.34
8.1.00.0060.00317.37
8.0.300.0040.00418.77
8.0.290.0040.00417.15
8.0.280.0000.00718.28
8.0.270.0030.00317.18
8.0.260.0030.00316.61
8.0.250.0060.00016.94
8.0.240.0000.00716.77
8.0.230.0070.00016.85
8.0.220.0000.00716.79
8.0.210.0040.00416.71
8.0.200.0030.00316.68
8.0.190.0040.00416.80
8.0.180.0040.00416.77
8.0.170.0030.00516.76
8.0.160.0000.00816.82
8.0.150.0050.00216.73
8.0.140.0070.00016.73
8.0.130.0030.00313.14
8.0.120.0000.00716.73
8.0.110.0070.00016.66
8.0.100.0070.00016.62
8.0.90.0030.00316.80
8.0.80.0090.00616.68
8.0.70.0070.00016.67
8.0.60.0000.00816.64
8.0.50.0070.00016.69
8.0.30.0110.01116.89
8.0.20.0090.01017.40
8.0.10.0000.00716.92
8.0.00.0140.00416.56
7.4.330.0030.00315.00
7.4.320.0040.00416.35
7.4.300.0030.00316.27
7.4.290.0030.00316.37
7.4.280.0030.00316.45
7.4.270.0070.00016.45
7.4.260.0030.00316.38
7.4.250.0070.00016.37
7.4.240.0050.00216.36
7.4.230.0030.00316.48
7.4.220.0150.01216.36
7.4.210.0100.00616.36
7.4.200.0070.00016.46
7.4.190.0000.00716.40
7.4.160.0070.01016.46
7.4.150.0060.01217.40
7.4.140.0120.00817.86
7.4.130.0100.00816.32
7.4.120.0080.00816.34
7.4.110.0070.01016.34
7.4.100.0110.01116.55
7.4.90.0120.00616.32
7.4.80.0140.01019.39
7.4.70.0080.01216.23
7.4.60.0170.00016.26
7.4.50.0050.00316.49
7.4.40.0090.00622.77
7.4.30.0060.01116.19
7.4.10.0090.00915.53
7.4.00.0060.01115.38
7.3.330.0050.00012.97
7.3.320.0000.00513.03
7.3.310.0040.00416.17
7.3.300.0040.00416.18
7.3.290.0140.00416.14
7.3.280.0030.01316.11
7.3.270.0130.01017.40
7.3.260.0080.00816.05
7.3.250.0060.01316.20
7.3.240.0130.00716.24
7.3.230.0100.01016.39
7.3.210.0100.01016.28
7.3.200.0060.01019.39
7.3.190.0070.01016.50
7.3.180.0040.01216.46
7.3.170.0110.00616.27
7.3.160.0130.00616.34
7.3.130.0110.00715.61
7.3.120.0070.00915.17
7.3.110.0070.00915.39
7.3.100.0060.00915.45
7.3.90.0060.00815.41
7.3.80.0060.00615.49
7.3.70.0030.01015.50
7.3.60.0060.00815.47
7.3.50.0080.00315.30
7.3.40.0060.00915.35
7.3.30.0050.00915.35
7.3.20.0060.00617.19
7.3.10.0040.01117.30
7.3.00.0080.00917.17
7.2.330.0120.01116.19
7.2.320.0110.01116.46
7.2.310.0150.00616.39
7.2.300.0030.01316.22
7.2.290.0060.01216.40
7.2.260.0100.01015.50
7.2.250.0050.01315.72
7.2.240.0020.01415.46
7.2.230.0020.01515.63
7.2.220.0080.01015.49
7.2.210.0050.00515.52
7.2.200.0050.00815.53
7.2.190.0030.01115.69
7.2.180.0060.01015.40
7.2.170.0080.00815.51
7.2.160.0030.01215.69
7.2.150.0020.01517.58
7.2.140.0000.01317.50
7.2.130.0050.00917.36
7.2.120.0100.00617.55
7.2.110.0030.01317.57
7.2.100.0110.00217.33
7.2.90.0120.00517.58
7.2.80.0140.00417.31
7.2.70.0050.00817.35
7.2.60.0060.00917.46
7.2.50.0100.00617.52
7.2.40.0050.01217.56
7.2.30.0110.00417.46
7.2.20.0080.01017.33
7.2.10.0080.00917.50
7.2.00.0040.00817.97
7.1.330.0040.01216.50
7.1.320.0080.00616.59
7.1.310.0000.01216.58
7.1.300.0020.01416.51
7.1.290.0080.00816.35
7.1.280.0090.00216.35
7.1.270.0080.00716.36
7.1.260.0120.00316.47
7.1.250.0070.00916.37
7.1.240.0100.00316.27
7.1.230.0050.01216.23
7.1.220.0020.01016.35
7.1.210.0060.00616.32
7.1.200.0050.00916.30
7.1.190.0060.00516.33
7.1.180.0090.00516.45
7.1.170.0060.00816.24
7.1.160.0070.00616.37
7.1.150.0090.00416.37
7.1.140.0070.00416.46
7.1.130.0040.00916.42
7.1.120.0050.00616.36
7.1.110.0070.00416.39
7.1.100.0020.01217.01
7.1.90.0040.00716.41
7.1.80.0070.00416.29
7.1.70.0060.00816.62
7.1.60.0070.01017.30
7.1.50.0060.00816.58
7.1.40.0070.00616.30
7.1.30.0070.00516.30
7.1.20.0060.00916.52
7.1.10.0020.01016.28
7.1.00.0030.02018.32
7.0.330.0070.00716.03
7.0.320.0030.00916.15
7.0.310.0080.00715.94
7.0.300.0020.01116.13
7.0.290.0050.00916.02
7.0.280.0120.00316.10
7.0.270.0040.00716.06
7.0.260.0050.00715.97
7.0.250.0030.00916.03
7.0.240.0010.01115.96
7.0.230.0020.01116.03
7.0.220.0050.00816.11
7.0.210.0060.00916.03
7.0.200.0080.00515.72
7.0.190.0040.01116.00
7.0.180.0080.00515.97
7.0.170.0060.00616.14
7.0.160.0050.00916.04
7.0.150.0050.00816.07
7.0.140.0030.03118.06
7.0.130.0050.00716.11
7.0.120.0080.00616.16
7.0.110.0050.00816.18
7.0.100.0040.00716.01
7.0.90.0070.00516.15
7.0.80.0030.00815.94
7.0.70.0020.01015.98
7.0.60.0010.02317.36
7.0.50.0060.03216.59
7.0.40.0080.03116.06
7.0.30.0090.02016.04
7.0.20.0140.01416.04
7.0.10.0090.02916.09
7.0.00.0060.03616.04
5.6.400.0060.00914.85
5.6.390.0070.00814.96
5.6.380.0060.00814.95
5.6.370.0020.01014.82
5.6.360.0060.00914.98
5.6.350.0070.00714.85
5.6.340.0070.00714.91
5.6.330.0080.00614.89
5.6.320.0080.00614.87
5.6.310.0060.00315.02
5.6.300.0030.00815.21
5.6.290.0060.00614.95
5.6.280.0060.02817.10
5.6.270.0070.00814.80
5.6.260.0080.00814.98
5.6.250.0050.00815.11
5.6.240.0090.00214.97
5.6.230.0100.00615.06
5.6.220.0040.00914.80
5.6.210.0030.03616.79
5.6.200.0120.02415.90
5.6.190.0070.03116.68
5.6.180.0170.02116.89
5.6.170.0110.02216.84
5.6.160.0080.03016.63
5.6.150.0060.03215.86
5.6.140.0020.02216.02
5.6.130.0070.03415.97
5.6.120.0040.02117.01
5.6.110.0050.03617.04
5.6.100.0050.02616.86
5.6.90.0060.02116.95
5.6.80.0080.02916.71
5.6.70.0050.01014.64
5.6.60.0050.01014.71
5.6.50.0030.01314.78
5.6.40.0040.00914.83
5.6.30.0020.01114.72
5.6.20.0050.01014.92
5.6.10.0030.00814.91
5.6.00.0090.00614.65
5.5.380.0070.00714.96
5.5.370.0020.01114.92
5.5.360.0100.00515.12
5.5.350.1140.01916.61
5.5.340.0090.03015.70
5.5.330.0020.03516.54
5.5.320.0070.03216.52
5.5.310.0160.03016.60
5.5.300.0020.02615.95
5.5.290.0050.02215.99
5.5.280.0040.01916.88
5.5.270.0050.02316.84
5.5.260.0080.02816.74
5.5.250.0090.02816.80
5.5.240.0100.02916.59
5.5.230.0050.01114.71
5.5.220.0100.00514.84
5.5.210.0050.01114.80
5.5.200.0070.00514.82
5.5.190.0090.00714.99
5.5.180.0050.01014.63
5.5.170.0050.00614.80
5.5.160.0060.00814.84
5.5.150.0090.00314.90
5.5.140.0100.00514.46
5.5.130.0060.00414.84
5.5.120.0030.01014.80
5.5.110.0090.00414.80
5.5.100.0030.00814.75
5.5.90.0060.00614.64
5.5.80.0030.00914.74
5.5.70.0040.00914.84
5.5.60.0060.00914.82
5.5.50.0050.01014.86
5.5.40.0040.00614.75
5.5.30.0100.00314.76
5.5.20.0030.01014.78
5.5.10.0030.00814.67
5.5.00.0040.01114.81
5.4.450.0900.02114.36
5.4.440.1410.01714.27
5.4.430.1280.01414.19
5.4.420.0100.01414.13
5.4.410.0820.02114.22
5.4.400.1240.01513.92
5.4.390.1200.01813.93
5.4.380.1340.01413.89
5.4.370.1290.01513.95
5.4.360.1200.02014.01
5.4.350.1220.01614.17
5.4.340.1090.01814.13
5.4.330.0020.00811.59
5.4.320.1480.01114.15
5.4.310.1300.01514.05
5.4.300.1110.01713.90
5.4.290.1220.01614.06
5.4.280.1200.01914.02
5.4.270.1230.01514.05
5.4.260.1260.01914.13
5.4.250.1110.01514.02
5.4.240.1090.01613.98
5.4.230.1250.01514.06
5.4.220.1300.01814.03
5.4.210.1280.01913.97
5.4.200.1330.01714.02
5.4.190.1170.01613.92
5.4.180.1570.01514.15
5.4.170.1100.01614.02
5.4.160.1180.01714.06
5.4.150.1270.01814.05
5.4.140.1200.01713.12
5.4.130.1210.01513.10
5.4.120.1250.01313.04
5.4.110.1370.01813.16
5.4.100.1240.01413.06
5.4.90.1150.01513.16
5.4.80.0100.02013.07
5.4.70.1160.01613.08
5.4.60.1130.01613.08
5.4.50.1140.01513.12
5.4.40.1200.01713.21
5.4.30.1170.01613.20
5.4.20.1170.01513.14
5.4.10.1060.01413.19
5.4.00.1330.01913.01
5.3.290.1290.02012.62
5.3.280.1180.01312.59
5.3.270.1150.01612.61
5.3.260.1200.01612.56
5.3.250.1220.01412.59
5.3.240.1100.01512.56
5.3.230.1320.01512.56
5.3.220.1160.01612.49
5.3.210.1410.01512.44
5.3.200.1510.01612.41
5.3.190.1280.01412.34
5.3.180.1230.02112.62
5.3.170.0880.02012.56
5.3.160.1160.01712.55
5.3.150.1430.01712.52
5.3.140.1220.01612.51
5.3.130.1190.01512.54
5.3.120.1130.01812.56
5.3.110.1460.01512.64
5.3.100.1150.01712.32
5.3.90.1230.01812.33
5.3.80.1170.01912.22
5.3.70.1140.01712.30
5.3.60.1370.01712.33
5.3.50.1060.01812.31
5.3.40.1050.01812.35
5.3.30.1080.01712.32
5.3.20.1160.01812.16
5.3.10.1170.01212.08
5.3.00.1220.01712.11
5.2.170.2800.03011.29
5.2.160.2630.02711.15
5.2.150.2730.03011.30
5.2.140.2830.03011.15
5.2.130.2570.03011.25
5.2.120.2930.02011.00
5.2.110.2730.02311.14
5.2.100.3130.03711.01
5.2.90.3030.03011.16
5.2.80.3100.03011.03
5.2.70.3230.03310.94
5.2.60.2970.03310.91
5.2.50.3400.03310.86
5.2.40.2930.02311.05
5.2.30.2930.02710.89
5.2.20.3070.02011.00
5.2.10.3430.02710.85
5.2.00.2530.02710.66
5.1.60.2330.0279.92
5.1.50.2170.02310.00
5.1.40.1300.0209.87
5.1.30.0000.05010.28
5.1.20.0030.03310.32
5.1.10.0000.02710.00
5.1.00.0000.02710.03
5.0.50.1130.0178.58
5.0.40.1400.0278.29
5.0.30.1570.0338.16
5.0.20.1330.0208.34
5.0.10.1400.0208.07
5.0.00.1430.0338.06
4.4.90.1470.0136.22
4.4.80.1770.0136.22
4.4.70.1570.0136.22
4.4.60.1270.0206.22
4.4.50.1670.0136.22
4.4.40.1270.0276.22
4.4.30.1400.0136.22
4.4.20.0030.0176.22
4.4.10.0700.0076.22
4.4.00.1330.0236.22
4.3.110.1500.0176.22
4.3.100.1370.0206.22
4.3.90.1430.0136.22
4.3.80.1230.0236.22
4.3.70.1470.0206.22
4.3.60.1330.0106.22
4.3.50.1170.0136.22
4.3.40.1130.0206.22
4.3.30.0530.0176.22
4.3.20.0530.0176.22
4.3.10.0530.0176.22
4.3.00.0530.0176.22

preferences:
47.08 ms | 400 KiB | 5 Q