3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0; $b = ""; if ($a != $b) { echo "ehy, <$a> and <$b> are different!?!?!?!?!?\n"; } else { echo "ehy, <$a> and <$b> are the same!?!?!?!?!?\n"; } echo "ok, i was joking!\n"; if ($a !== $b) { echo "now, <$a> and <$b> are really different!\n"; } else { echo "now, <$a> and <$b> are really the same!\n"; }

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)
8.4.140.0100.01217.48
8.4.130.0120.00817.80
8.4.120.0120.00820.51
8.4.110.0100.00118.95
8.4.100.0090.01217.80
8.4.90.0140.00617.50
8.4.80.0060.01017.68
8.4.70.0110.01017.90
8.4.60.0100.00518.83
8.4.50.0130.00718.97
8.4.40.0100.01017.66
8.4.30.0130.00619.30
8.4.20.0110.00417.78
8.4.10.0040.00417.51
8.3.270.0120.00716.54
8.3.260.0130.00616.57
8.3.250.0100.00818.95
8.3.240.0100.00816.54
8.3.230.0120.00716.66
8.3.220.0060.00216.64
8.3.210.0090.00518.50
8.3.200.0060.00316.60
8.3.190.0130.00517.09
8.3.180.0070.01217.07
8.3.170.0090.00919.01
8.3.160.0140.00716.67
8.3.150.0040.01518.16
8.3.140.0110.00017.25
8.3.130.0000.00818.40
8.3.120.0030.00620.60
8.3.110.0040.00420.94
8.3.100.0080.00024.06
8.3.90.0090.00026.77
8.3.80.0030.00617.97
8.3.70.0040.01116.63
8.3.60.0120.00618.16
8.3.50.0090.00518.33
8.3.40.0110.00718.50
8.3.30.0110.00418.49
8.3.20.0000.00821.90
8.3.10.0000.00921.66
8.3.00.0080.00023.64
8.2.290.0130.00620.39
8.2.280.0080.01018.37
8.2.270.0000.01816.48
8.2.260.0120.00616.57
8.2.250.0080.00018.17
8.2.240.0100.00018.80
8.2.230.0080.00022.58
8.2.220.0090.00637.54
8.2.210.0080.00026.77
8.2.200.0040.00716.50
8.2.190.0120.00916.58
8.2.180.0180.00318.54
8.2.170.0070.00722.96
8.2.160.0070.01319.97
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0030.00626.16
8.2.120.0040.00419.95
8.2.110.0030.00620.90
8.2.100.0070.00417.72
8.2.90.0050.00317.99
8.2.80.0040.00418.16
8.2.70.0080.00018.02
8.2.60.0030.00517.89
8.2.50.0060.00318.10
8.2.40.0030.00519.22
8.2.30.0030.00521.02
8.2.20.0060.00317.94
8.2.10.0000.00818.07
8.2.00.0000.00719.18
8.1.330.0120.00716.78
8.1.320.0120.00718.61
8.1.310.0050.00316.30
8.1.300.0090.00018.36
8.1.290.0030.00618.88
8.1.280.0160.00025.92
8.1.270.0050.00321.83
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00323.92
8.1.230.0120.00020.88
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0000.00817.12
8.1.190.0050.00517.23
8.1.180.0000.00718.10
8.1.170.0090.00018.51
8.1.160.0040.00418.80
8.1.150.0040.00419.03
8.1.140.0080.00017.72
8.1.130.0030.00319.01
8.1.120.0000.00717.41
8.1.110.0070.00017.48
8.1.100.0000.00717.37
8.1.90.0040.00417.45
8.1.80.0040.00417.41
8.1.70.0030.00717.39
8.1.60.0060.00317.68
8.1.50.0000.01017.43
8.1.40.0030.00517.43
8.1.30.0000.00817.62
8.1.20.0040.00417.63
8.1.10.0030.00517.40
8.1.00.0030.00517.45
8.0.300.0030.00319.98
8.0.290.0000.00816.75
8.0.280.0000.00718.52
8.0.270.0000.00717.18
8.0.260.0000.00917.32
8.0.250.0040.00416.98
8.0.240.0000.00716.95
8.0.230.0000.00717.00
8.0.220.0040.00416.79
8.0.210.0030.00316.88
8.0.200.0040.00416.88
8.0.190.0070.00017.00
8.0.180.0050.00216.95
8.0.170.0040.00416.88
8.0.160.0040.00416.95
8.0.150.0070.00016.82
8.0.140.0000.00716.86
8.0.130.0000.00513.32
8.0.120.0000.00816.73
8.0.110.0040.00416.88
8.0.100.0020.00516.84
8.0.90.0030.00516.96
8.0.80.0040.01116.90
8.0.70.0000.00716.90
8.0.60.0040.00416.71
8.0.50.0040.00416.89
8.0.30.0120.00717.17
8.0.20.0120.00717.40
8.0.10.0040.00417.04
8.0.00.0080.01216.72
7.4.330.0020.00215.55
7.4.320.0000.00616.52
7.4.300.0030.00316.59
7.4.290.0050.00316.42
7.4.280.0050.00316.61
7.4.270.0000.00716.52
7.4.260.0050.00316.42
7.4.250.0040.00416.58
7.4.240.0030.00316.59
7.4.230.0000.00716.36
7.4.220.0080.00016.59
7.4.210.0060.00816.51
7.4.200.0000.00716.61
7.4.160.0080.00916.42
7.4.140.0140.00517.86
7.4.130.0070.01016.77
7.4.120.0060.01116.49
7.4.110.0100.00616.62
7.4.100.0100.00716.55
7.4.90.0140.00316.52
7.4.80.0070.01119.39
7.4.70.0090.00916.55
7.4.60.0030.01316.47
7.4.50.0110.00416.52
7.4.40.0040.01816.38
7.4.00.0000.01614.82
7.3.330.0020.00213.10
7.3.320.0050.00013.02
7.3.310.0050.00216.09
7.3.300.0000.00616.26
7.3.290.0000.00616.26
7.3.280.0050.01016.21
7.3.260.0120.00716.35
7.3.240.0090.00716.32
7.3.230.0130.00316.48
7.3.210.0070.01416.20
7.3.200.0100.00716.34
7.3.190.0090.00616.18
7.3.180.0100.00716.39
7.3.170.0100.00616.25
7.3.160.0070.00716.38
7.3.10.0120.00316.25
7.3.00.0060.00816.62
7.2.330.0070.01116.54
7.2.320.0060.01116.56
7.2.310.0130.01016.42
7.2.300.0060.01016.58
7.2.290.0160.00416.60
7.2.130.0120.00016.42
7.2.120.0030.01116.72
7.2.110.0000.01116.76
7.2.100.0130.00716.54
7.2.90.0040.01216.51
7.2.80.0210.00016.66
7.2.70.0100.00016.73
7.2.60.0030.01016.65
7.2.50.0080.00916.71
7.2.40.0380.01117.33
7.2.30.1060.00917.38
7.2.20.1080.00917.32
7.2.10.0830.01017.44
7.2.00.1350.00817.46
7.1.250.0140.00715.44
7.1.200.0040.01115.46
7.1.160.1540.01116.66
7.1.150.2880.01216.89
7.1.140.1420.00616.75
7.1.130.1420.00916.76
7.1.120.1210.00916.78
7.1.110.1240.01015.95
7.1.100.1550.00816.04
7.1.90.2310.01015.89
7.1.80.1540.00816.02
7.1.70.1140.00715.13
7.1.60.1430.01132.96
7.1.50.1690.01132.79
7.1.40.1750.01032.51
7.1.30.1850.00932.51
7.1.20.1570.01032.54
7.1.10.1360.00814.77
7.1.00.0890.01114.82

preferences:
30.44 ms | 403 KiB | 5 Q