3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace_callback('#\\##', fn() => invalid(), 'a b'); echo 'f';

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)
8.3.60.0100.01018.45
8.3.50.0130.00716.61
8.3.40.0050.00821.95
8.3.30.0140.00718.81
8.3.20.0110.00724.18
8.3.10.0040.00424.66
8.3.00.0000.00826.16
8.2.180.0110.00325.92
8.2.170.0190.00019.08
8.2.160.0070.00722.96
8.2.150.0030.00525.66
8.2.140.0060.00924.66
8.2.130.0090.00026.16
8.2.120.0000.00726.35
8.2.110.0060.00319.60
8.2.100.0080.00319.51
8.2.90.0000.00917.75
8.2.80.0000.00818.78
8.2.70.0030.00617.75
8.2.60.0040.00417.63
8.2.50.0040.00418.05
8.2.40.0050.00319.97
8.2.30.0030.00517.89
8.2.20.0000.00718.00
8.2.10.0000.00719.20
8.2.00.0040.00419.07
8.1.280.0040.01225.92
8.1.270.0080.00023.99
8.1.260.0110.00728.09
8.1.250.0080.00028.09
8.1.240.0090.00023.74
8.1.230.0040.00821.00
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0040.00418.79
8.1.160.0070.00018.75
8.1.150.0040.00418.82
8.1.140.0000.00820.63
8.1.130.0030.00320.03
8.1.120.0000.00817.53
8.1.110.0000.00817.45
8.1.100.0030.00617.59
8.1.90.0030.00317.55
8.1.80.0000.00817.43
8.1.70.0040.00417.54
8.1.60.0060.00317.66
8.1.50.0000.00717.64
8.1.40.0000.00817.54
8.1.30.0040.00417.72
8.1.20.0040.00417.73
8.1.10.0030.00617.47
8.1.00.0000.00817.54
8.0.300.0000.00718.87
8.0.290.0030.00616.88
8.0.280.0030.00318.36
8.0.270.0030.00318.02
8.0.260.0000.00618.52
8.0.250.0000.00717.00
8.0.240.0000.00717.05
8.0.230.0000.00716.97
8.0.220.0000.00816.87
8.0.210.0030.00616.93
8.0.200.0000.00717.05
8.0.190.0040.00417.07
8.0.180.0030.00517.06
8.0.170.0060.00316.86
8.0.160.0000.00716.93
8.0.150.0050.00316.94
8.0.140.0040.00416.89
8.0.130.0070.00013.43
8.0.120.0040.00416.98
8.0.110.0080.00017.08
8.0.100.0030.00517.07
8.0.90.0000.00816.84
8.0.80.0090.00816.93
8.0.70.0000.00916.91
8.0.60.0000.00717.04
8.0.50.0050.00216.79
8.0.30.0030.01317.28
8.0.20.0100.00917.27
8.0.10.0000.00717.15
8.0.00.0080.01116.84
7.4.330.0000.00515.55
7.4.320.0030.00316.76
7.4.300.0060.00016.65
7.4.290.0040.00416.69
7.4.280.0040.00416.62
7.4.270.0070.00016.75
7.4.260.0000.00613.48
7.4.250.0060.00316.68
7.4.240.0040.00416.75
7.4.230.0000.00716.76
7.4.220.0020.00516.46
7.4.210.0060.00816.76
7.4.200.0000.00716.65
7.4.130.0080.00916.74
7.4.120.0270.00716.59
7.4.110.0190.01216.57
7.4.100.0240.00816.72
7.4.90.0230.00716.53
7.4.80.0170.01416.85
7.4.70.0270.00416.30
7.4.60.0160.01016.40
7.4.50.0180.01216.56
7.4.40.0250.00416.65
7.4.30.0210.01216.72
7.4.20.0220.00716.59
7.4.10.0190.01016.50
7.4.00.0240.00716.86
7.3.330.0040.00416.04
7.3.320.0030.00313.18
7.3.310.0080.00016.17
7.3.300.0000.00616.20
7.3.290.0080.01016.19
7.3.260.0030.01416.41
7.3.240.0220.00816.37
7.3.230.0290.00516.22
7.3.220.0210.01216.15
7.3.210.0220.01116.20
7.3.200.0190.01216.23
7.3.190.0240.00916.13
7.3.180.0180.00916.16
7.3.170.0250.00816.35
7.3.160.0260.00416.17
7.3.150.0290.00616.29
7.3.140.0290.00316.34
7.3.130.0170.01416.41
7.3.120.0200.01116.11
7.3.110.0210.01116.23
7.3.100.0260.00816.36
7.3.90.0320.00016.06
7.3.80.0190.01316.14
7.3.70.0220.00716.11
7.3.60.0240.00816.14
7.3.50.0230.00416.05
7.3.40.0160.01216.32
7.3.30.0220.00716.31
7.3.20.0270.00616.24
7.3.10.0200.00916.23
7.3.00.0240.00516.30
7.2.340.0230.00816.27
7.2.330.0270.00316.24
7.2.320.0220.00616.45
7.2.310.0270.00316.10
7.2.300.0260.01016.10
7.2.290.0240.00616.27
7.2.280.0230.00816.58
7.2.270.0240.00616.50
7.2.260.0220.00716.44
7.2.250.0240.00816.52
7.2.240.0300.00616.21
7.2.230.0250.00616.19
7.2.220.0300.00416.20
7.2.210.0280.00416.25
7.2.200.0190.01116.13
7.2.190.0230.00516.20
7.2.180.0180.00816.17
7.2.170.0150.01516.47
7.2.160.0170.01416.28
7.2.150.0260.00516.16
7.2.140.0280.01216.40
7.2.130.0320.00316.32
7.2.120.0340.00016.31
7.2.110.0220.01016.41
7.2.100.0240.01016.49
7.2.90.0270.00616.36
7.2.80.0200.01216.46
7.2.70.0170.01416.41
7.2.60.0230.01216.25
7.2.50.0230.01016.35
7.2.40.0250.00816.35
7.2.30.0210.01316.26
7.2.20.0090.02316.31
7.2.10.0240.00716.45
7.2.00.0240.00716.29

preferences:
59.97 ms | 400 KiB | 5 Q