3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = (object) array(); var_dump($a); if (empty($a)) { echo 'empty'; } else { echo 'not empty'; }

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)
8.3.60.0150.00016.63
8.3.50.0090.00921.93
8.3.40.0070.01118.67
8.3.30.0100.00319.00
8.3.20.0020.00520.04
8.3.10.0030.00523.48
8.3.00.0070.00021.01
8.2.180.0110.00416.75
8.2.170.0130.00719.09
8.2.160.0080.00622.96
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0000.00726.16
8.2.120.0080.00019.38
8.2.110.0070.00319.39
8.2.100.0040.00817.84
8.2.90.0050.00319.04
8.2.80.0000.00817.97
8.2.70.0030.00517.63
8.2.60.0080.00017.93
8.2.50.0000.00818.07
8.2.40.0070.00018.34
8.2.30.0040.00418.05
8.2.20.0040.00417.61
8.2.10.0000.00819.71
8.2.00.0050.00317.97
8.1.280.0170.00325.92
8.1.270.0080.00020.33
8.1.260.0030.00626.35
8.1.250.0000.00728.09
8.1.240.0070.00322.38
8.1.230.0050.00521.03
8.1.220.0000.00717.79
8.1.210.0000.00818.77
8.1.200.0030.00817.35
8.1.190.0000.00817.40
8.1.180.0040.00418.65
8.1.170.0000.00818.43
8.1.160.0000.00722.05
8.1.150.0030.00518.86
8.1.140.0040.00417.31
8.1.130.0040.00417.73
8.1.120.0040.00417.36
8.1.110.0040.00417.40
8.1.100.0050.00217.20
8.1.90.0030.00317.45
8.1.80.0000.00717.42
8.1.70.0030.00317.38
8.1.60.0000.00817.50
8.1.50.0040.00417.43
8.1.40.0000.00817.40
8.1.30.0040.00417.52
8.1.20.0030.00617.54
8.1.10.0000.00717.33
8.1.00.0040.00417.51
8.0.300.0000.00718.77
8.0.290.0000.00817.02
8.0.280.0070.00018.35
8.0.270.0030.00317.27
8.0.260.0030.00317.24
8.0.250.0050.00216.91
8.0.240.0090.00016.86
8.0.230.0000.00716.84
8.0.220.0000.00716.94
8.0.210.0070.00016.85
8.0.200.0070.00016.91
8.0.190.0000.00816.92
8.0.180.0080.00016.88
8.0.170.0080.00016.89
8.0.160.0000.00716.73
8.0.150.0000.00716.77
8.0.140.0030.00316.91
8.0.130.0000.00713.32
8.0.120.0000.00716.82
8.0.110.0000.00816.75
8.0.100.0030.00316.91
8.0.90.0060.00316.73
8.0.80.0040.01116.93
8.0.70.0000.00716.95
8.0.60.0000.00716.91
8.0.50.0040.00416.75
8.0.30.0100.00717.08
8.0.20.0110.00917.40
8.0.10.0000.00716.89
8.0.00.0110.01116.77
7.4.330.0020.00215.04
7.4.320.0030.00316.45
7.4.300.0000.00616.35
7.4.290.0020.00516.54
7.4.280.0070.00016.44
7.4.270.0030.00316.34
7.4.260.0070.00016.41
7.4.250.0000.00716.48
7.4.240.0010.00616.53
7.4.230.0000.00716.18
7.4.220.0040.01416.41
7.4.210.0030.01216.63
7.4.200.0070.00016.34
7.4.160.0100.00616.36
7.4.150.0090.00917.40
7.4.140.0090.01117.86
7.4.130.0110.01116.49
7.4.120.0150.00216.40
7.4.110.0090.00916.41
7.4.100.0150.00716.34
7.4.90.0100.00716.54
7.4.80.0110.00819.39
7.4.70.0120.00916.23
7.4.60.0090.00916.55
7.4.50.0020.00216.30
7.4.40.0130.00316.37
7.4.30.0100.01316.41
7.4.00.0060.01015.08
7.3.330.0070.00013.08
7.3.320.0000.00613.13
7.3.310.0030.00316.04
7.3.300.0070.00016.07
7.3.290.0030.00316.15
7.3.280.0120.00716.18
7.3.270.0070.01017.40
7.3.260.0100.00716.25
7.3.250.0100.00716.27
7.3.240.0090.01316.35
7.3.230.0070.01116.39
7.3.210.0100.00616.13
7.3.200.0100.00716.20
7.3.190.0090.00616.27
7.3.180.0060.01016.11
7.3.170.0060.01016.41
7.3.160.0130.00716.37
7.3.120.0150.00014.46
7.3.110.0030.01414.87
7.3.100.0070.00714.49
7.3.90.0000.01514.67
7.3.80.0070.01014.78
7.3.70.0100.00314.73
7.3.60.0090.00614.68
7.3.50.0000.01514.84
7.3.40.0090.00614.48
7.3.30.0030.00714.71
7.3.20.0060.01216.55
7.3.10.0140.00016.54
7.3.00.0040.01116.50
7.2.330.0030.01416.43
7.2.320.0080.00816.40
7.2.310.0080.00816.36
7.2.300.0160.00016.66
7.2.290.0160.00016.36
7.2.240.0070.01114.99
7.2.230.0070.01014.79
7.2.220.0070.00414.93
7.2.210.0070.01014.63
7.2.200.0060.00614.98
7.2.190.0070.01014.66
7.2.180.0090.00615.03
7.2.170.0090.00614.76
7.2.160.0100.00314.69
7.2.150.0090.00316.48
7.2.140.0000.01516.55
7.2.130.0080.00416.80
7.2.120.0100.00316.89
7.2.110.0110.00716.51
7.2.100.0160.00016.71
7.2.90.0020.01516.68
7.2.80.0030.01216.67
7.2.70.0180.00016.61
7.2.60.0060.00916.80
7.2.50.0030.01316.91
7.2.40.0140.00316.86
7.2.30.0070.01016.80
7.2.20.0000.01617.00
7.2.10.0030.01216.98
7.2.00.0030.01017.96
7.1.330.0000.01415.50
7.1.320.0040.01115.47
7.1.310.0070.00715.68
7.1.300.0080.00015.79
7.1.290.0000.01015.72
7.1.280.0060.00915.76
7.1.270.0090.00615.84
7.1.260.0070.01015.83
7.1.250.0030.01015.96
7.1.200.0030.00915.84
7.1.100.0100.01017.86
7.1.70.0020.00517.13
7.1.60.0070.01719.36
7.1.50.0090.01516.80
7.1.00.0000.08022.40
7.0.200.0100.00315.07
7.0.60.0070.05719.92
7.0.50.0070.04017.86
7.0.40.0030.04020.04
7.0.30.0270.06320.04
7.0.20.0370.07320.16
7.0.10.0270.05020.11
7.0.00.0170.08020.09
5.6.280.0030.07320.82
5.6.210.0100.03320.47
5.6.200.0000.05018.12
5.6.190.0030.08720.41
5.6.180.0030.08320.41
5.6.170.0300.06720.50
5.6.160.0100.06020.40
5.6.150.0030.06318.21
5.6.140.0030.04318.11
5.6.130.0100.08018.18
5.6.120.0070.03720.98
5.6.110.0100.06720.97
5.6.100.0000.08321.04
5.6.90.0100.03720.93
5.6.80.0130.06020.36
5.6.70.3630.02320.42
5.5.350.0230.08320.41
5.5.340.0070.03718.00
5.5.330.0170.07320.21
5.5.320.0370.05320.33
5.5.310.0230.03320.50
5.5.300.0100.08017.98
5.5.290.0070.08018.01
5.5.280.0030.04320.67
5.5.270.0130.05720.66
5.5.260.0170.07720.64
5.5.250.0070.07020.79
5.5.240.0070.03720.00
5.4.450.3400.04019.43
5.4.440.0070.07719.32
5.4.430.1370.05019.40
5.4.420.4400.04019.18
5.4.410.4670.03719.16
5.4.400.0130.03019.16
5.4.390.4200.03719.16
5.4.380.3930.04019.04
5.4.370.3870.04019.00
5.4.360.4070.04019.18
5.4.350.3870.03719.16
5.4.340.3730.03319.16
5.4.320.3770.03719.16
5.4.310.3470.05319.24
5.4.300.3970.04018.99
5.4.290.3700.03719.16
5.4.280.3930.04018.99
5.4.270.4670.04018.89
5.4.260.3870.03319.07
5.4.250.4070.04019.08
5.4.240.3930.03319.11
5.4.230.3870.03318.86
5.4.220.3670.03719.16
5.4.210.3930.04319.07
5.4.200.3570.03319.15
5.4.190.3830.04319.11
5.4.180.3870.03319.00
5.4.170.3630.04319.11
5.4.160.3570.04019.22
5.4.150.3900.04019.04
5.4.140.3630.03316.32
5.4.130.3600.03316.19
5.4.120.3870.04316.32
5.4.110.3870.04016.57
5.4.100.4430.04016.46
5.4.90.4000.03716.35
5.4.80.3670.03316.44
5.4.70.3370.03016.11
5.4.60.3630.03016.33
5.4.50.2830.03716.35
5.4.40.4500.02316.22
5.4.30.3000.03316.43
5.4.20.3170.03016.22
5.4.10.3400.03016.23
5.4.00.3600.03015.80
5.3.290.3600.03714.55
5.3.280.3670.03314.51
5.3.270.3230.03714.52
5.3.260.3630.03714.48
5.3.250.3470.04014.53
5.3.240.3870.03314.56
5.3.230.3670.03714.52
5.3.220.4170.04314.50
5.3.210.3930.03714.50
5.3.200.3900.04314.49
5.3.190.3730.02714.48
5.3.180.3370.04314.38
5.3.170.3700.03314.54
5.3.160.3370.04314.49
5.3.150.3100.03314.51
5.3.140.2900.03714.48
5.3.130.3230.03314.46
5.3.120.2370.04014.36
5.3.110.3300.03014.47
5.3.100.3900.03313.98
5.3.90.3700.03313.96
5.3.80.3800.04314.11
5.3.70.4070.04313.94
5.3.60.3930.03713.83
5.3.50.3200.03013.78
5.3.40.3430.03313.96
5.3.30.3900.03313.83
5.3.20.3800.04013.64
5.3.10.4100.04313.48
5.3.00.3830.03013.72
5.2.170.3230.03011.04
5.2.160.3530.03311.03
5.2.150.3070.03011.22
5.2.140.3130.03711.04
5.2.130.3070.03311.08
5.2.120.3100.02310.99
5.2.110.3230.02311.03
5.2.100.3470.02711.10
5.2.90.3230.02710.98
5.2.80.3330.03010.98
5.2.70.3030.03010.91
5.2.60.3270.02711.12
5.2.50.3000.03010.94
5.2.40.2430.02710.99
5.2.30.2570.02310.90
5.2.20.3270.03010.81
5.2.10.3330.02710.91
5.2.00.3070.03010.70
5.1.60.3200.0209.98
5.1.50.2900.02710.14
5.1.40.3030.0279.98
5.1.30.1770.02310.29
5.1.20.0070.02310.35
5.1.10.0030.0479.96
5.1.00.0070.05310.04
5.0.50.0070.0438.62
5.0.40.1470.0208.35
5.0.30.1530.0308.18
5.0.20.1600.0208.16
5.0.10.1870.0178.32
5.0.00.1900.0238.05
4.4.90.1430.0135.83
4.4.80.1570.0175.85
4.4.70.1400.0135.88
4.4.60.1630.0175.88
4.4.50.1430.0175.89
4.4.40.1830.0235.83
4.4.30.1470.0135.80
4.4.20.0000.0375.95
4.4.10.0000.0275.95
4.4.00.0500.0375.82
4.3.110.1600.0105.72
4.3.100.1530.0135.72
4.3.90.1430.0175.78
4.3.80.1730.0275.75
4.3.70.1470.0135.73
4.3.60.1630.0175.75
4.3.50.1400.0175.67
4.3.40.1670.0235.68
4.3.30.0770.0275.45
4.3.20.0830.0205.45
4.3.10.0770.0235.45
4.3.00.0730.0135.45

preferences:
55.33 ms | 401 KiB | 5 Q