3v4l.org

run code in 300+ PHP versions simultaneously
<?php $testString = "fbsdgncg\\gsangbsfvkhsj"; echo substr($testString,0,strripos($testString,"\\"));

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)
8.3.60.0110.00618.43
8.3.50.0090.00716.43
8.3.40.0080.00818.51
8.3.30.0150.00018.42
8.3.20.0040.00418.43
8.3.10.0000.00820.57
8.3.00.0050.00317.38
8.2.180.0100.01016.63
8.2.170.0090.00622.96
8.2.160.0070.00722.13
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0050.00319.77
8.2.110.0030.00722.25
8.2.100.0120.00017.72
8.2.90.0060.00317.75
8.2.80.0000.00818.78
8.2.70.0090.00017.92
8.2.60.0030.00517.50
8.2.50.0000.00817.75
8.2.40.0030.00519.05
8.2.30.0000.00718.07
8.2.20.0000.00717.55
8.2.10.0040.00417.69
8.2.00.0070.00017.56
8.1.280.0070.00725.92
8.1.270.0070.00023.99
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00623.75
8.1.230.0040.00819.17
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0080.00017.23
8.1.190.0040.00417.22
8.1.180.0000.00818.10
8.1.170.0040.00418.98
8.1.160.0070.00018.80
8.1.150.0030.00618.57
8.1.140.0000.00717.23
8.1.130.0030.00317.88
8.1.120.0040.00317.42
8.1.110.0110.00017.26
8.1.100.0040.00417.39
8.1.90.0000.00817.27
8.1.80.0000.00717.40
8.1.70.0030.00317.25
8.1.60.0000.00717.49
8.1.50.0040.00417.32
8.1.40.0040.00417.44
8.1.30.0040.00417.62
8.1.20.0000.00917.41
8.1.10.0060.00317.48
8.1.00.0070.00017.48
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0040.00418.48
8.0.270.0070.00017.26
8.0.260.0030.00316.72
8.0.250.0070.00016.96
8.0.240.0080.00516.99
8.0.230.0040.00416.88
8.0.220.0030.00316.73
8.0.210.0060.00316.81
8.0.200.0000.00716.84
8.0.190.0060.00616.85
8.0.180.0040.00316.88
8.0.170.0060.00316.89
8.0.160.0070.00016.80
8.0.150.0070.00016.69
8.0.140.0000.01016.67
8.0.130.0050.00013.18
8.0.120.0050.00216.72
8.0.110.0050.00316.88
8.0.100.0000.00816.75
8.0.90.0000.00816.93
8.0.80.0140.00316.74
8.0.70.0050.00216.86
8.0.60.0050.00216.77
8.0.50.0000.00716.84
8.0.30.0120.00716.98
8.0.20.0130.00617.07
8.0.10.0080.00016.91
8.0.00.0050.01316.81
7.4.330.0050.00014.59
7.4.320.0050.00216.54
7.4.300.0000.00616.43
7.4.290.0030.00316.53
7.4.280.0000.00916.43
7.4.270.0040.00416.45
7.4.260.0050.00013.22
7.4.250.0030.00616.52
7.4.240.0030.00516.55
7.4.230.0040.00416.41
7.4.220.0100.00716.49
7.4.210.0070.01016.50
7.4.200.0000.00716.32
7.4.190.0000.00716.39
7.4.160.0100.00716.43
7.4.150.0120.00617.07
7.4.140.0140.00617.11
7.4.130.0120.00616.40
7.4.120.0090.01116.56
7.4.110.0090.00916.26
7.4.100.0150.00316.33
7.4.90.0120.00616.31
7.4.80.0130.00618.80
7.4.70.0100.01316.41
7.4.60.0080.01116.39
7.4.50.0040.00416.34
7.4.40.0100.00322.27
7.4.30.0180.00016.27
7.4.00.0040.01214.94
7.3.330.0030.00313.01
7.3.320.0000.00512.83
7.3.310.0000.00716.13
7.3.300.0030.00316.11
7.3.290.0070.01316.18
7.3.280.0090.00716.13
7.3.270.0130.00717.07
7.3.260.0100.00818.24
7.3.250.0060.01516.36
7.3.240.0060.01016.20
7.3.230.0110.00516.43
7.3.210.0090.00616.50
7.3.200.0060.01019.39
7.3.190.0070.01416.18
7.3.180.0120.00316.39
7.3.170.0120.00416.31
7.3.160.0000.01616.29
7.3.120.0130.00614.38
7.3.10.0190.00815.93
7.3.00.0140.01016.30
7.2.330.0070.01116.40
7.2.320.0040.01416.72
7.2.310.0060.01116.52
7.2.300.0080.00816.24
7.2.290.0160.00016.41
7.2.130.0160.00916.64
7.2.120.0100.00616.20
7.2.110.0120.00916.49
7.2.100.0120.00816.34
7.2.90.0160.00316.24
7.2.80.0070.00716.40
7.2.70.0100.00716.02
7.2.60.0060.01316.65
7.2.50.0170.00316.14
7.2.40.0080.00816.58
7.2.30.0120.00316.09
7.2.20.0140.00316.13
7.2.10.0100.00316.52
7.2.00.0090.00717.88
7.1.250.0090.01615.74
7.1.100.0060.00318.00
7.1.70.0090.00017.06
7.1.60.0140.01019.40
7.1.50.0100.01016.87
7.1.00.0000.07722.28
7.0.200.4220.00714.93
7.0.140.0030.07322.15
7.0.120.0070.03022.08
7.0.60.0100.07719.91
7.0.50.0070.05017.86
7.0.40.0030.08019.90
7.0.30.0330.07320.02
7.0.20.0270.08720.18
7.0.10.0070.04020.16
7.0.00.0070.07720.33
5.6.210.0130.05020.50
5.6.200.0070.05718.11
5.6.190.0070.04020.37
5.6.180.3830.04720.43
5.6.170.0400.06720.50
5.6.160.0070.03720.32
5.6.150.0030.04018.12
5.6.140.0000.04318.14
5.6.130.0100.07018.18
5.6.120.0100.04721.11
5.6.110.0070.08321.10
5.6.100.0000.06321.13
5.6.90.0070.06020.96
5.6.80.0130.05720.38
5.5.350.0230.04020.51
5.5.340.0070.07017.97
5.5.330.0000.04720.15
5.5.320.0170.07020.17
5.5.310.0270.04320.20
5.5.300.0070.09018.02
5.5.290.0030.04018.01
5.5.280.0070.07320.76
5.5.270.0130.04720.76
5.5.260.0030.04720.86
5.5.250.0070.06320.61
5.5.240.0100.07320.36
5.4.450.0100.04719.41
5.4.440.0030.04019.46
5.4.430.0200.06319.45
5.4.420.0030.04019.11
5.4.410.0070.05018.98
5.4.400.0070.07019.18
5.4.390.0200.05319.00
5.4.380.0100.07319.08
5.4.370.0100.04019.08
5.4.360.0070.08018.79
5.4.350.0130.07319.14
5.4.340.0000.06019.07
5.4.320.0130.07319.15
5.4.310.0200.04719.18
5.4.300.0070.06019.08
5.4.290.0100.06019.08
5.4.280.0030.08019.08
5.4.270.0130.07019.08
5.4.260.0070.07319.15
5.4.250.0170.07019.13
5.4.240.0070.08018.91
5.4.230.0100.07719.07
5.4.220.0070.06319.15
5.4.210.0100.07019.07
5.4.200.0030.07018.91
5.4.190.0030.03719.07
5.4.180.0030.04019.10
5.4.170.0000.04319.07
5.4.160.0030.03718.98
5.4.150.0030.04319.10
5.4.140.0070.03716.48
5.4.130.0030.03316.19
5.4.120.0030.03316.36
5.4.110.0100.04016.61
5.4.100.0000.03716.25
5.4.90.0030.03316.34
5.4.80.0000.03716.27
5.4.70.0030.03316.22
5.4.60.0000.03716.34
5.4.50.0030.03316.22
5.4.40.0000.03716.22
5.4.30.0000.03716.38
5.4.20.0030.03316.33
5.4.10.0030.03316.36
5.4.00.0030.03315.78
5.3.290.0070.07014.45
5.3.280.0130.07014.52
5.3.270.0070.03714.55
5.3.260.0000.04014.48
5.3.250.0030.03714.54
5.3.240.0030.04014.57
5.3.230.0000.04014.57
5.3.220.0000.04014.36
5.3.210.0000.04714.35
5.3.200.0000.04314.49
5.3.190.0030.03714.57
5.3.180.0030.03714.52
5.3.170.0030.04014.50
5.3.160.0030.04014.51
5.3.150.0000.04314.48
5.3.140.0070.03314.56
5.3.130.0030.04314.63
5.3.120.0100.03014.52
5.3.110.0000.04014.49
5.3.100.0100.03014.05
5.3.90.0070.03013.82
5.3.80.0030.03313.94
5.3.70.0000.03714.03
5.3.60.0000.04013.94
5.3.50.0100.03013.88
5.3.40.0000.03713.88
5.3.30.0030.04013.83
5.3.20.0030.03713.63
5.3.10.0030.03313.62
5.3.00.0030.03713.60
5.2.170.0030.02711.04
5.2.160.0000.03011.13
5.2.150.0030.02711.14
5.2.140.0030.02711.11
5.2.130.0030.02710.98
5.2.120.0030.02711.11
5.2.110.0000.03010.91
5.2.100.0030.02711.18
5.2.90.0030.02711.09
5.2.80.0000.03011.12
5.2.70.0000.05011.24
5.2.60.0000.03311.20
5.2.50.0030.03010.95
5.2.40.0030.02710.84
5.2.30.0000.03010.89
5.2.20.0000.03010.89
5.2.10.0030.03310.86
5.2.00.0000.03010.56
5.1.60.0030.0379.89
5.1.50.0030.0279.82
5.1.40.0100.0439.93
5.1.30.0070.05310.32
5.1.20.0130.04310.34
5.1.10.0070.0339.98
5.1.00.0000.06010.05
5.0.50.0000.0508.60
5.0.40.0030.0438.30
5.0.30.0100.0508.06
5.0.20.0000.0278.34
5.0.10.0070.0238.21
5.0.00.0000.0678.17
4.4.90.0030.0138.01
4.4.80.0000.0178.01
4.4.70.0000.0178.01
4.4.60.0030.0138.01
4.4.50.0030.0138.01
4.4.40.0030.0338.01
4.4.30.0030.0378.01
4.4.20.0170.0178.01
4.4.10.0070.0308.01
4.4.00.0100.0508.01
4.3.110.0000.0338.01
4.3.100.0000.0178.01
4.3.90.0000.0278.01
4.3.80.0000.0508.01
4.3.70.0000.0308.01
4.3.60.0030.0178.01
4.3.50.0000.0208.01
4.3.40.0100.0438.01
4.3.30.0000.0338.01
4.3.20.0030.0208.01
4.3.10.0000.0338.01
4.3.00.0000.0338.01

preferences:
52.58 ms | 401 KiB | 5 Q