3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "B48"; if(preg_match("/[A-Z]/",$string)!=0) { echo "gots a letter"; }

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)
8.3.70.0060.01216.34
8.3.60.0150.00018.39
8.3.50.0080.00816.58
8.3.40.0070.01019.02
8.3.30.0070.01018.99
8.3.20.0040.00418.77
8.3.10.0040.00418.90
8.3.00.0000.01019.38
8.2.180.0100.01016.63
8.2.170.0060.00922.96
8.2.160.0060.00918.83
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0060.00321.12
8.2.110.0040.00722.16
8.2.100.0070.00717.79
8.2.90.0040.00419.05
8.2.80.0080.00017.97
8.2.70.0000.00817.88
8.2.60.0000.00917.93
8.2.50.0050.00317.93
8.2.40.0060.00319.59
8.2.30.0060.00317.76
8.2.20.0030.00717.77
8.2.10.0000.00817.77
8.2.00.0000.00817.87
8.1.280.0070.01425.92
8.1.270.0120.00623.99
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0030.00622.74
8.1.230.0070.00417.76
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0060.00317.47
8.1.190.0040.00417.23
8.1.180.0090.00019.01
8.1.170.0080.00017.62
8.1.160.0080.00018.99
8.1.150.0040.00418.79
8.1.140.0050.00217.47
8.1.130.0030.00317.63
8.1.120.0050.00217.60
8.1.110.0000.00717.49
8.1.100.0070.00017.52
8.1.90.0040.00417.64
8.1.80.0000.00717.63
8.1.70.0070.00017.58
8.1.60.0000.00717.61
8.1.50.0060.00317.51
8.1.40.0030.00617.55
8.1.30.0040.00417.88
8.1.20.0040.00417.73
8.1.10.0000.00817.70
8.1.00.0040.00417.62
8.0.300.0000.00818.77
8.0.290.0000.00916.75
8.0.280.0000.00718.59
8.0.270.0000.00717.24
8.0.260.0030.00317.04
8.0.250.0000.00817.03
8.0.240.0000.00716.98
8.0.230.0040.00417.05
8.0.220.0000.00716.91
8.0.210.0000.00717.00
8.0.200.0020.00517.02
8.0.190.0070.00017.06
8.0.180.0070.00316.96
8.0.170.0040.00416.89
8.0.160.0030.00416.94
8.0.150.0040.00416.80
8.0.140.0060.00316.76
8.0.130.0000.00613.39
8.0.120.0000.01116.94
8.0.110.0030.00317.04
8.0.100.0040.00416.79
8.0.90.0040.00416.79
8.0.80.0040.01117.04
8.0.70.0040.00417.02
8.0.60.0040.00416.99
8.0.50.0040.00416.86
8.0.30.0030.01517.12
8.0.20.0180.02017.15
8.0.10.0020.00517.06
8.0.00.0120.00716.91
7.4.330.0000.00513.13
7.4.320.0000.00616.71
7.4.300.0060.00016.66
7.4.290.0000.00816.62
7.4.280.0040.00416.78
7.4.270.0000.00716.62
7.4.260.0050.00013.49
7.4.250.0000.00916.62
7.4.240.0000.00716.71
7.4.230.0030.00316.91
7.4.220.0110.00816.66
7.4.210.0080.00616.59
7.4.200.0040.00416.89
7.4.190.0040.00416.77
7.4.160.0090.00616.72
7.4.150.0090.00916.89
7.4.140.0150.00917.86
7.4.130.0090.01516.72
7.4.120.0130.00316.58
7.4.110.0140.00416.52
7.4.100.0070.01016.88
7.4.90.0040.01416.55
7.4.80.0140.00319.39
7.4.70.0140.00316.76
7.4.60.0060.01016.84
7.4.50.0030.00616.75
7.4.40.0070.00716.77
7.4.30.0060.01216.43
7.4.00.0000.01614.97
7.3.330.0060.00013.08
7.3.320.0030.00313.13
7.3.310.0030.00316.24
7.3.300.0040.00416.30
7.3.290.0070.01016.32
7.3.280.0040.01116.34
7.3.270.0070.01016.36
7.3.260.0090.00916.48
7.3.240.0100.00716.43
7.3.230.0090.00616.42
7.3.210.0090.01216.65
7.3.200.0160.00316.35
7.3.190.0110.00516.63
7.3.180.0100.00816.54
7.3.170.0130.00316.38
7.3.160.0040.01216.42
7.3.120.0040.01214.76
7.3.110.0080.00814.74
7.3.100.0070.01014.77
7.3.90.0100.00014.82
7.3.80.0060.01014.88
7.3.70.0100.00714.85
7.3.60.0080.00314.98
7.3.50.0000.01114.81
7.3.40.0060.00814.98
7.3.30.0040.00914.92
7.3.20.0030.01316.74
7.3.10.0040.01116.61
7.3.00.0040.00916.76
7.2.330.0090.00916.75
7.2.320.0100.00916.50
7.2.310.0140.00916.70
7.2.300.0030.01416.57
7.2.290.0060.01216.66
7.2.240.0060.00314.88
7.2.230.0070.00715.01
7.2.220.0030.01215.09
7.2.210.0070.00715.21
7.2.200.0030.01214.88
7.2.190.0070.01114.94
7.2.180.0090.00614.86
7.2.170.0060.00615.25
7.2.160.0000.01615.12
7.2.150.0040.00817.00
7.2.140.0030.01017.14
7.2.130.0090.00617.04
7.2.120.0070.01017.02
7.2.110.0100.00616.93
7.2.100.0140.00316.98
7.2.90.0090.00616.74
7.2.80.0030.01216.96
7.2.70.0100.01017.09
7.2.60.0020.01217.00
7.2.50.0040.01116.79
7.2.40.0120.00616.89
7.2.30.0040.00717.07
7.2.20.0030.01017.04
7.2.10.0120.00317.11
7.2.00.0060.00818.29
7.1.330.0070.00716.05
7.1.320.0030.01316.00
7.1.310.0030.01116.06
7.1.300.0120.00315.92
7.1.290.0070.00716.04
7.1.280.0060.00615.90
7.1.270.0060.00615.84
7.1.260.0060.00916.05
7.1.250.0110.00615.96
7.1.200.0060.00616.04
7.1.70.0070.00717.16
7.1.60.0070.01719.25
7.1.50.0170.00716.63
7.1.00.0000.05722.30
7.0.200.0000.00716.71
7.0.140.0030.07022.04
7.0.120.0030.07022.04
7.0.60.0300.06721.74
7.0.50.0100.03317.89
7.0.40.0170.05719.98
7.0.30.0230.05720.35
7.0.20.0170.05020.13
7.0.10.0030.05720.01
7.0.00.0130.07020.34
5.6.280.0030.07020.88
5.6.210.0130.06720.70
5.6.200.0130.08018.15
5.6.190.0000.08320.43
5.6.180.0400.06020.79
5.6.170.0300.04320.48
5.6.160.0030.09020.46
5.6.150.0030.04018.21
5.6.140.0030.06318.07
5.6.130.0030.04718.14
5.6.120.0070.08321.00
5.6.110.0070.08021.04
5.6.100.0130.07320.95
5.6.90.0030.09321.00
5.6.80.0030.07720.52
5.5.350.0230.05720.40
5.5.340.0030.04017.91
5.5.330.0000.04720.28
5.5.320.0270.04720.31
5.5.310.0300.07320.30
5.5.300.0070.08018.02
5.5.290.0030.07318.02
5.5.280.0100.05720.86
5.5.270.0130.07720.72
5.5.260.0170.06320.75
5.5.250.0170.05020.57
5.5.240.0200.05020.18
5.4.450.4330.04019.26
5.4.440.0030.04319.48
5.4.430.0470.04319.48
5.4.420.2100.03319.46
5.4.410.1570.03719.35
5.4.400.3430.03319.06
5.4.390.4070.03319.16
5.4.380.4030.04019.04
5.4.370.4370.03019.16
5.4.360.3900.03719.20
5.4.350.2030.03719.17
5.4.340.0070.07718.87
5.4.320.4800.03319.09
5.4.310.4800.03719.19
5.4.300.3900.03719.20
5.4.290.4030.03019.20
5.4.280.4070.04319.15
5.4.270.4770.04319.14
5.4.260.4800.03719.20
5.4.250.4330.03719.19
5.4.240.4570.03019.03
5.4.230.4470.04019.08
5.4.220.4100.03719.20
5.4.210.3930.04019.19
5.4.200.4830.03019.05
5.4.190.4200.03319.14
5.4.180.3900.03719.03
5.4.170.4270.03718.86
5.4.160.3800.03719.15
5.4.150.3900.03718.95
5.4.140.4470.04316.25
5.4.130.4630.03016.27
5.4.120.4830.03316.30
5.4.110.4600.03016.39
5.4.100.4000.03716.25
5.4.90.4070.03716.25
5.4.80.4530.03316.38
5.4.70.4270.02716.45
5.4.60.4470.03316.29
5.4.50.4230.03016.32
5.4.40.4030.03016.32
5.4.30.5100.04016.46
5.4.20.4330.03316.54
5.4.10.4070.04016.36
5.4.00.4830.03715.66
5.3.290.4470.03714.45
5.3.280.3570.03314.49
5.3.270.3000.04014.70
5.3.260.3930.03314.54
5.3.250.3930.04014.62
5.3.240.3930.03714.55
5.3.230.4600.03314.52
5.3.220.4630.04014.49
5.3.210.4870.04314.51
5.3.200.5000.03714.50
5.3.190.4370.03014.35
5.3.180.4970.04714.50
5.3.170.4330.04014.46
5.3.160.4470.04714.36
5.3.150.4100.03314.48
5.3.140.3900.03314.53
5.3.130.4070.03314.52
5.3.120.4130.04014.50
5.3.110.4200.03714.42
5.3.100.4870.04013.96
5.3.90.4770.03013.84
5.3.80.4670.03713.84
5.3.70.4230.03713.96
5.3.60.4070.04014.01
5.3.50.3600.04313.88
5.3.40.4230.03013.86
5.3.30.4800.03013.74
5.3.20.3700.02713.63
5.3.10.2000.04013.61
5.3.00.2600.03313.45
5.2.170.3330.03711.29
5.2.160.3370.03011.00
5.2.150.3400.03311.07
5.2.140.3770.03011.31
5.2.130.1300.02011.18
5.2.120.2500.02711.08
5.2.110.2270.02311.08
5.2.100.2330.02711.07
5.2.90.2630.02311.08
5.2.80.2670.02711.08
5.2.70.3230.03011.11
5.2.60.2900.03010.98
5.2.50.3200.03010.84
5.2.40.2070.03310.98
5.2.30.1270.03010.94
5.2.20.1230.02710.89
5.2.10.2100.03010.74
5.2.00.1670.03010.75
5.1.60.1630.0279.95
5.1.50.1670.0239.89
5.1.40.1970.0309.96
5.1.30.1930.02310.29
5.1.20.2600.02710.20
5.1.10.2570.0239.96
5.1.00.2830.02710.04
5.0.50.1770.0208.51
5.0.40.1630.0278.38
5.0.30.1770.0378.11
5.0.20.1100.0178.24
5.0.10.1470.0238.07
5.0.00.1500.0338.31
4.4.90.1030.0135.82
4.4.80.1100.0175.78
4.4.70.0900.0135.80
4.4.60.1200.0175.89
4.4.50.1100.0105.90
4.4.40.0930.0235.80
4.4.30.0530.0135.88
4.4.20.1530.0135.86
4.4.10.1700.0135.86
4.4.00.1700.0275.86
4.3.110.1470.0175.74
4.3.100.0970.0175.70
4.3.90.1330.0135.73
4.3.80.1530.0275.70
4.3.70.1530.0175.67
4.3.60.1600.0175.66
4.3.50.1270.0175.75
4.3.40.1330.0175.66
4.3.30.0930.0235.27
4.3.20.0830.0205.27
4.3.10.1000.0175.27
4.3.00.0470.0175.27

preferences:
54.46 ms | 401 KiB | 5 Q