3v4l.org

run code in 300+ PHP versions simultaneously
<?php $my_var = '123a'; if(preg_match('~^[\d]+$~', $my_var)) { echo 'Yes!'; }

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)
8.3.60.0150.00418.28
8.3.50.0120.00321.97
8.3.40.0070.00718.79
8.3.30.0070.00718.96
8.3.20.0070.00020.38
8.3.10.0000.00821.85
8.3.00.0040.00422.39
8.2.180.0140.00718.52
8.2.170.0110.00422.96
8.2.160.0070.00722.33
8.2.150.0110.00724.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00419.36
8.2.110.0060.00322.25
8.2.100.0040.00817.84
8.2.90.0000.00818.03
8.2.80.0090.00019.82
8.2.70.0000.00817.75
8.2.60.0000.00817.63
8.2.50.0050.00317.75
8.2.40.0080.00019.63
8.2.30.0050.00218.09
8.2.20.0040.00417.74
8.2.10.0040.00417.64
8.2.00.0020.00517.79
8.1.280.0090.00625.92
8.1.270.0030.00523.91
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0000.00922.05
8.1.230.0070.00422.11
8.1.220.0090.00017.74
8.1.210.0030.00518.77
8.1.200.0040.00417.38
8.1.190.0110.00017.21
8.1.180.0030.00618.10
8.1.170.0000.00817.62
8.1.160.0000.00721.98
8.1.150.0050.00218.71
8.1.140.0050.00217.53
8.1.130.0070.00017.95
8.1.120.0040.00417.45
8.1.110.0000.00717.55
8.1.100.0030.00317.55
8.1.90.0050.00217.58
8.1.80.0080.00017.52
8.1.70.0030.00317.43
8.1.60.0050.00317.55
8.1.50.0000.00817.53
8.1.40.0000.00717.66
8.1.30.0080.00017.75
8.1.20.0040.00417.63
8.1.10.0040.00417.61
8.1.00.0030.00717.54
8.0.300.0080.00019.93
8.0.290.0070.00016.75
8.0.280.0000.00718.27
8.0.270.0030.00317.09
8.0.260.0000.00916.89
8.0.250.0070.00016.91
8.0.240.0070.00316.92
8.0.230.0040.00417.03
8.0.220.0000.00716.96
8.0.210.0030.00316.95
8.0.200.0030.00317.05
8.0.190.0040.00916.98
8.0.180.0000.00717.00
8.0.170.0030.00317.02
8.0.160.0080.00017.00
8.0.150.0030.00316.95
8.0.140.0040.00416.83
8.0.130.0030.00313.44
8.0.120.0030.00516.94
8.0.110.0070.00016.97
8.0.100.0000.00716.75
8.0.90.0040.00416.77
8.0.80.0060.00916.89
8.0.70.0050.00316.92
8.0.60.0000.00717.00
8.0.50.0000.00917.02
8.0.30.0150.00717.07
8.0.20.0130.00517.40
8.0.10.0040.00417.16
8.0.00.0100.00816.79
7.4.330.0000.00515.10
7.4.320.0030.00316.76
7.4.300.0030.00316.73
7.4.290.0030.00316.79
7.4.280.0040.00416.54
7.4.270.0030.00316.70
7.4.260.0030.00316.64
7.4.250.0030.00516.64
7.4.240.0040.00416.71
7.4.230.0000.00716.83
7.4.220.0060.02016.83
7.4.210.0090.00716.71
7.4.200.0000.00716.77
7.4.190.0000.00816.86
7.4.160.0090.00616.45
7.4.150.0120.01217.40
7.4.140.0100.00917.86
7.4.130.0130.00516.65
7.4.120.0090.00816.56
7.4.110.0070.01016.56
7.4.100.0100.01016.60
7.4.90.0090.00916.42
7.4.80.0090.00916.59
7.4.70.0130.00316.62
7.4.60.0080.00816.56
7.4.50.0030.00616.35
7.4.40.0100.00722.77
7.4.30.0060.00916.55
7.4.00.0090.00615.04
7.3.330.0060.00013.03
7.3.320.0000.00513.13
7.3.310.0040.00316.13
7.3.300.0000.00716.16
7.3.290.0090.01216.27
7.3.280.0100.00716.30
7.3.270.0170.00017.40
7.3.260.0030.01516.56
7.3.250.0130.00716.36
7.3.240.0060.01216.30
7.3.230.0100.00616.48
7.3.210.0090.00916.20
7.3.200.0100.01219.39
7.3.190.0110.00716.62
7.3.180.0150.00616.73
7.3.170.0070.00716.32
7.3.160.0100.00716.52
7.3.120.0070.01014.95
7.3.10.0000.01416.86
7.3.00.0000.01316.60
7.2.330.0130.00316.51
7.2.320.0080.00816.58
7.2.310.0120.00616.64
7.2.300.0140.00316.63
7.2.290.0160.00716.55
7.2.130.0000.01717.02
7.2.120.0070.00416.87
7.2.110.0000.00916.80
7.2.100.0100.00316.90
7.2.90.0030.01217.14
7.2.80.0070.00716.92
7.2.70.0000.01316.59
7.2.60.0110.00317.06
7.2.50.0050.00917.03
7.2.40.0000.01116.82
7.2.30.0030.01016.90
7.2.20.0100.00316.67
7.2.10.0100.00316.89
7.2.00.0100.00717.07
7.1.250.0040.00815.95
7.1.200.0070.00715.80
7.1.70.0060.00617.27
7.1.60.0000.01519.24
7.1.50.0040.00717.06
7.1.00.0030.09022.46
7.0.200.0040.00416.91
7.0.140.0130.06322.15
7.0.60.0170.06319.96
7.0.50.0170.07017.90
7.0.40.0100.08320.06
7.0.30.0170.04320.35
7.0.20.0200.03720.11
7.0.10.0070.04320.22
7.0.00.0030.05020.03
5.6.280.0030.07321.04
5.6.210.0100.07720.60
5.6.200.0170.07718.20
5.6.190.0100.03720.59
5.6.180.0230.03320.61
5.6.170.0300.07320.50
5.6.160.0100.06320.46
5.6.150.0030.05718.09
5.6.140.0070.04718.20
5.6.130.0070.08318.07
5.6.120.0070.03721.01
5.6.110.0170.08021.00
5.6.100.0100.08320.95
5.6.90.0070.04321.12
5.6.80.0200.07320.28
5.5.350.3000.04020.38
5.5.340.0100.07718.02
5.5.330.0070.04020.57
5.5.320.0730.05320.32
5.5.310.0100.05020.13
5.5.300.0070.08017.98
5.5.290.0030.08317.90
5.5.280.0100.08020.77
5.5.270.0130.07720.75
5.5.260.0000.05020.83
5.5.250.0100.06320.57
5.5.240.0200.07320.03
5.4.450.0230.05319.42
5.4.440.0200.03719.42
5.4.430.0100.04319.45
5.4.420.0230.03319.38
5.4.410.0230.05019.27
5.4.400.0130.04018.89
5.4.390.0170.04019.09
5.4.380.0100.04319.18
5.4.370.0170.03718.89
5.4.360.0200.03319.08
5.4.350.0170.04018.92
5.4.340.0200.03718.93
5.4.320.0230.05019.08
5.4.310.0230.07319.07
5.4.300.0270.06019.16
5.4.290.0200.08019.09
5.4.280.0200.04719.11
5.4.270.0100.04319.08
5.4.260.0370.05019.24
5.4.250.0270.03018.80
5.4.240.0200.03719.05
5.4.230.0300.02719.09
5.4.220.0200.04019.23
5.4.210.0470.02019.12
5.4.200.0370.03019.19
5.4.190.0200.03718.92
5.4.180.0200.03718.76
5.4.170.0200.03719.03
5.4.160.0200.03319.05
5.4.150.0270.04019.13
5.4.140.0230.04016.19
5.4.130.0270.03716.54
5.4.120.0230.04316.31
5.4.110.0230.04316.34
5.4.100.0330.03316.41
5.4.90.0270.05716.44
5.4.80.0200.03316.48
5.4.70.0270.06716.40
5.4.60.0200.03316.16
5.4.50.0200.06016.45
5.4.40.0200.03716.40
5.4.30.0330.06316.47
5.4.20.0270.03716.36
5.4.10.0170.03716.36
5.4.00.0230.04015.72
5.3.290.0130.04714.49
5.3.280.0270.07314.64
5.3.270.0300.06314.70
5.3.260.0270.06714.54
5.3.250.0230.05314.55
5.3.240.0270.05314.55
5.3.230.0230.03714.47
5.3.220.0170.04014.46
5.3.210.0230.03314.40
5.3.200.0230.07314.61
5.3.190.0230.04014.50
5.3.180.0200.07014.62
5.3.170.0200.04014.43
5.3.160.0270.06314.65
5.3.150.0230.07014.46
5.3.140.0270.06714.53
5.3.130.0200.04714.53
5.3.120.0200.07714.59
5.3.110.0270.04314.40
5.3.100.0300.07713.98
5.3.90.0200.04313.86
5.3.80.0270.06013.85
5.3.70.0230.07714.00
5.3.60.0200.07313.95
5.3.50.0230.04713.81
5.3.40.0230.03314.04
5.3.30.0200.04013.95
5.3.20.0230.07013.54
5.3.10.0230.05713.70
5.3.00.0230.04713.54
5.2.170.0200.02312.36
5.2.160.0200.04712.36
5.2.150.0200.03312.36
5.2.140.0200.03012.36
5.2.130.0130.03312.36
5.2.120.0200.03312.36
5.2.110.0200.04312.36
5.2.100.0200.02712.36
5.2.90.0300.04012.36
5.2.80.0230.05312.36
5.2.70.0270.05012.36
5.2.60.0230.05712.36
5.2.50.0170.04712.36
5.2.40.0170.03312.36
5.2.30.0200.05712.36
5.2.20.0130.04312.36
5.2.10.0200.06012.36
5.2.00.0330.04712.36
5.1.60.0170.03712.36
5.1.50.0230.05012.36
5.1.40.0270.04712.36
5.1.30.0200.03312.36
5.1.20.0170.04712.36
5.1.10.0170.03012.36
5.1.00.0230.04012.36
5.0.50.0070.02712.36
5.0.40.0200.03312.36
5.0.30.0070.05712.36
5.0.20.0130.03012.36
5.0.10.0070.02712.36
5.0.00.0170.06012.36
4.4.90.0100.03012.36
4.4.80.0130.02312.36
4.4.70.0100.02312.36
4.4.60.0070.01712.36
4.4.50.0070.02012.36
4.4.40.0100.05012.36
4.4.30.0200.01012.36
4.4.20.0130.01712.36
4.4.10.0130.01312.36
4.4.00.0100.04712.36
4.3.110.0170.02712.36
4.3.100.0070.02012.36
4.3.90.0100.03312.36
4.3.80.0100.02712.36
4.3.70.0100.02712.36
4.3.60.0070.03012.36
4.3.50.0100.03312.36
4.3.40.0130.05012.36
4.3.30.0070.01312.36
4.3.20.0030.01712.36
4.3.10.0100.01312.36
4.3.00.0070.01312.36

preferences:
45.61 ms | 401 KiB | 5 Q