3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strtolower('x'.('' === $a = 5 ? true : strpos('f', $a))));

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)
8.3.60.0070.00716.38
8.3.50.0100.00821.85
8.3.40.0070.01018.75
8.3.30.0070.00719.09
8.3.20.0040.00420.19
8.3.10.0000.00823.64
8.3.00.0040.00419.67
8.2.180.0100.00725.92
8.2.170.0070.00718.83
8.2.160.0070.00722.96
8.2.150.0080.00025.66
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0000.00721.10
8.2.110.0100.00022.26
8.2.100.0070.00320.53
8.2.90.0040.00419.22
8.2.80.0040.00417.97
8.2.70.0030.00717.75
8.2.60.0000.00817.93
8.2.50.0060.00318.07
8.2.40.0060.00318.16
8.2.30.0000.00718.30
8.2.20.0040.00417.78
8.2.10.0040.00417.96
8.2.00.0040.00417.74
8.1.280.0100.01425.92
8.1.270.0030.00624.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.83
8.1.230.0070.00419.01
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0050.00318.46
8.1.160.0040.00421.95
8.1.150.0050.00318.79
8.1.140.0040.00417.38
8.1.130.0030.00317.76
8.1.120.0040.00417.32
8.1.110.0000.00717.27
8.1.100.0050.00217.40
8.1.90.0030.00317.29
8.1.80.0020.00517.29
8.1.70.0050.00217.39
8.1.60.0060.00317.44
8.1.50.0070.00017.34
8.1.40.0040.00417.52
8.1.30.0000.00817.43
8.1.20.0040.00417.60
8.1.10.0040.00417.52
8.1.00.0040.00417.49
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0030.00318.40
8.0.270.0000.00716.88
8.0.260.0030.00317.25
8.0.250.0070.00016.99
8.0.240.0050.00516.96
8.0.230.0030.00316.88
8.0.220.0070.00016.83
8.0.210.0000.00816.96
8.0.200.0000.00816.90
8.0.190.0060.00316.98
8.0.180.0030.00917.02
8.0.170.0000.00817.00
8.0.160.0000.00716.80
8.0.150.0000.00816.82
8.0.140.0000.00816.90
8.0.130.0050.00013.38
8.0.120.0000.00716.84
8.0.110.0040.00416.88
8.0.100.0000.00716.89
8.0.90.0030.00516.71
8.0.80.0110.00416.93
8.0.70.0000.00816.76
8.0.60.0030.00517.00
8.0.50.0000.00716.71
8.0.30.0180.00716.92
8.0.20.0090.01217.40
8.0.10.0000.00716.92
8.0.00.0070.01016.81
7.4.330.0030.00315.04
7.4.320.0030.00316.59
7.4.300.0000.00616.64
7.4.290.0030.00316.50
7.4.280.0040.00416.64
7.4.270.0030.00316.45
7.4.260.0030.00616.57
7.4.250.0000.00816.61
7.4.240.0020.00516.56
7.4.230.0030.00616.63
7.4.220.0090.01316.63
7.4.210.0120.00316.64
7.4.200.0000.00716.48
7.4.160.0120.00916.33
7.4.150.0110.00717.40
7.4.140.0070.00917.86
7.4.130.0070.00916.50
7.4.120.0100.00916.54
7.4.110.0160.00016.48
7.4.100.0130.00416.49
7.4.90.0130.00616.35
7.4.80.0100.01019.39
7.4.70.0110.01516.42
7.4.60.0090.00916.48
7.4.50.0040.00416.22
7.4.40.0060.00916.43
7.4.30.0080.00816.55
7.4.00.0080.00814.87
7.3.330.0040.00413.18
7.3.320.0060.00013.14
7.3.310.0030.00316.32
7.3.300.0000.00616.16
7.3.290.0100.00916.30
7.3.280.0070.01116.25
7.3.270.0120.01517.40
7.3.260.0140.00316.34
7.3.250.0090.01116.26
7.3.240.0080.00816.39
7.3.230.0110.00716.39
7.3.210.0090.00616.23
7.3.200.0140.00319.39
7.3.190.0120.00916.19
7.3.180.0090.00616.37
7.3.170.0070.00716.36
7.3.160.0090.00616.54
7.3.120.0070.01114.78
7.3.10.0100.00816.36
7.3.00.0100.00716.47
7.2.330.0060.01116.68
7.2.320.0070.01016.43
7.2.310.0060.01016.42
7.2.300.0140.01016.65
7.2.290.0130.00316.18
7.2.130.0080.00916.75
7.2.120.0090.00716.36
7.2.110.0070.00716.63
7.2.100.0080.00816.33
7.2.90.0070.00816.37
7.2.80.0070.00916.47
7.2.70.0100.00416.64
7.2.60.0080.00816.88
7.2.50.0100.00516.54
7.2.40.0110.00616.64
7.2.30.0060.01016.72
7.2.20.0060.00916.48
7.2.10.0070.00716.58
7.2.00.0050.01217.40
7.1.250.0120.00715.59
7.1.240.0060.00615.64
7.1.230.0000.00815.79
7.1.220.0080.00315.57
7.1.210.0060.00615.71
7.1.200.0200.00015.18
7.1.190.0060.00615.42
7.1.180.0060.00915.37
7.1.170.0000.01315.76
7.1.160.0050.00815.41
7.1.150.0090.00015.70
7.1.140.0100.00315.70
7.1.130.0100.00315.58
7.1.120.0030.01315.84
7.1.110.0090.00615.86
7.1.100.0060.00516.69
7.1.90.0030.01015.70
7.1.80.0030.00915.75
7.1.70.0050.00816.38
7.1.60.0120.00517.71
7.1.50.0060.01416.09
7.1.40.0040.00815.50
7.1.30.0030.00615.55
7.1.20.0070.00715.51
7.1.10.0000.01015.80
7.1.00.0020.04519.07
7.0.320.0080.00315.22
7.0.310.0100.00415.15
7.0.300.0030.00615.40
7.0.290.0080.00415.12
7.0.280.0100.00315.36
7.0.270.0000.01215.32
7.0.260.0030.00715.54
7.0.250.0040.00415.61
7.0.240.0100.00315.18
7.0.230.0070.00415.24
7.0.220.0080.00415.29
7.0.210.0030.01015.23
7.0.200.0030.00615.84
7.0.190.0030.00615.42
7.0.180.0000.01315.32
7.0.170.0090.00315.45
7.0.160.0070.00715.36
7.0.150.0000.00615.26
7.0.140.0030.04318.65
7.0.130.0040.00715.03
7.0.120.0040.01115.29
7.0.110.0030.00715.41
7.0.100.0030.01015.29
7.0.90.0090.00615.40
7.0.80.0100.00015.29
7.0.70.0040.00415.37
7.0.60.0020.02717.57
7.0.50.0080.04216.68
7.0.40.0080.04616.78
7.0.30.0100.02716.78
7.0.20.0160.04016.68
7.0.10.0020.02716.61
7.0.00.0090.03516.70
5.6.380.0000.01714.51
5.6.370.0070.00714.28
5.6.360.0000.01414.16
5.6.350.0090.00314.62
5.6.340.0040.00414.33
5.6.330.0070.00714.31
5.6.320.0030.00914.07
5.6.310.0030.01014.49
5.6.300.0000.01514.47
5.6.290.0000.00714.34
5.6.280.0030.04317.67
5.6.270.0080.00314.41
5.6.260.0000.01214.37
5.6.250.0000.00814.51
5.6.240.0060.00614.30
5.6.230.0150.00014.24
5.6.220.0000.01314.09
5.6.210.0070.04117.49
5.6.200.0110.04316.28
5.6.190.0050.02517.35
5.6.180.0150.03117.46
5.6.170.0120.02517.43
5.6.160.0050.04617.50
5.6.150.0110.03316.21
5.6.140.0090.03116.22
5.6.130.0040.02616.42
5.6.120.0030.03417.78
5.6.110.0080.04317.75
5.6.100.0050.04017.55
5.6.90.0110.04117.62
5.6.80.0000.04717.25
5.6.70.0030.01314.21
5.6.60.0040.00814.16
5.6.50.0060.00614.21
5.6.40.0060.00614.27
5.6.30.0090.00614.46
5.6.20.0050.00314.20
5.6.10.0060.00314.39
5.6.00.0040.00414.18
5.5.380.0060.00311.07
5.5.370.0000.01011.07
5.5.360.0000.01011.07
5.5.350.0050.04015.71
5.5.340.0020.03214.54
5.5.330.0040.02615.68
5.5.320.0080.03215.64
5.5.310.0150.03715.69
5.5.300.0020.02614.57
5.5.290.0090.04214.56
5.5.280.0070.04116.02
5.5.270.0080.03316.01
5.5.260.0100.04115.96
5.5.250.0110.03315.82
5.5.240.1920.02815.66
5.5.230.0030.00611.12
5.5.220.0080.00411.07
5.5.210.0110.00011.07
5.5.200.0090.00011.07
5.5.190.0070.00011.08
5.5.180.0050.00511.07
5.5.170.0070.00714.18
5.5.160.0040.00411.07
5.5.150.0060.00311.07
5.5.140.0000.00611.11
5.5.130.0060.00311.07
5.5.120.0030.00611.07
5.5.110.0070.00011.07
5.5.100.0060.00311.17
5.5.90.0000.00711.07
5.5.80.0030.00611.07
5.5.70.0030.00711.07
5.5.60.0040.00811.17
5.5.50.0000.01211.07
5.5.40.0110.00011.07
5.5.30.0030.00811.07
5.5.20.0030.00511.07
5.5.10.0030.00611.07
5.5.00.0030.00611.07
5.4.450.0170.02515.32
5.4.440.0250.02715.12
5.4.430.0200.02215.26
5.4.420.0160.02615.31
5.4.410.0190.02115.24
5.4.400.0220.01815.08
5.4.390.0270.02915.16
5.4.380.0160.02414.84
5.4.370.0120.02814.88
5.4.360.0110.04014.82
5.4.350.0110.02814.82
5.4.340.0130.03214.82
5.4.330.0080.00411.07
5.4.320.0080.01911.76
5.4.310.0080.02111.77
5.4.300.0070.02111.76
5.4.290.0060.02411.76
5.4.280.0060.02011.71
5.4.270.0080.01911.71
5.4.260.0050.02411.71
5.4.250.0070.02111.71
5.4.240.0090.01711.71
5.4.230.0110.02011.71
5.4.220.0080.02011.71
5.4.210.0080.02111.71
5.4.200.0080.02111.71
5.4.190.0080.01911.70
5.4.180.0090.02011.70
5.4.170.0090.01911.71
5.4.160.0090.02011.71
5.4.150.0070.02211.71
5.4.140.0080.02011.55
5.4.130.0070.02011.54
5.4.120.0080.01911.52
5.4.110.0080.02011.52
5.4.100.0060.02011.52
5.4.90.0060.02111.52
5.4.80.0070.02311.52
5.4.70.0080.02311.52
5.4.60.0080.01911.52
5.4.50.0090.01911.52
5.4.40.0090.02211.51
5.4.30.0080.02411.51
5.4.20.0090.02111.51
5.4.10.0040.02111.51
5.4.00.0080.01811.25
5.3.290.0100.01811.94
5.3.280.0050.02511.89
5.3.270.0060.02411.90
5.3.260.0050.02411.90
5.3.250.0030.02311.90
5.3.240.0080.02111.90
5.3.230.0080.02011.89
5.3.220.0080.01911.88
5.3.210.0100.01911.88
5.3.200.0040.02211.88
5.3.190.0080.02211.88
5.3.180.0060.02311.87
5.3.170.0090.01811.87
5.3.160.0090.01911.87
5.3.150.0050.02311.88
5.3.140.0080.01911.87
5.3.130.0080.02811.87
5.3.120.0050.02311.87
5.3.110.0060.02311.87
5.3.100.0080.01911.59
5.3.90.0080.02211.58
5.3.80.0020.02311.57
5.3.70.0080.01911.58
5.3.60.0060.02011.57
5.3.50.0080.02011.54
5.3.40.0080.01911.54
5.3.30.0070.01811.51
5.3.20.0040.02211.40
5.3.10.0060.01911.38
5.3.00.0090.01811.38
5.2.170.0090.01710.13
5.2.160.0080.01710.13
5.2.150.0050.01910.12
5.2.140.0070.02010.12
5.2.130.0030.01710.10
5.2.120.0060.01910.10
5.2.110.0060.01710.11
5.2.100.0070.01510.10
5.2.90.0060.01510.11
5.2.80.0050.01910.10
5.2.70.0080.01710.10
5.2.60.0030.02010.08
5.2.50.0060.01810.06
5.2.40.0050.01610.05
5.2.30.0080.01910.04
5.2.20.0040.01710.03
5.2.10.0050.02010.00
5.2.00.0060.0189.92
5.1.60.0030.0159.57
5.1.50.0080.0139.57
5.1.40.0050.0159.55
5.1.30.0080.0169.73
5.1.20.0070.0139.74
5.1.10.0040.0199.61
5.1.00.0060.0139.61
5.0.50.0040.0128.84
5.0.40.0000.0178.77
5.0.30.0070.0158.68
5.0.20.0070.0098.66
5.0.10.0050.0108.65
5.0.00.0040.0158.65
4.4.90.0050.0097.93
4.4.80.0050.0087.91
4.4.70.0040.0117.91
4.4.60.0020.0107.91
4.4.50.0010.0137.92
4.4.40.0010.0167.89
4.4.30.0030.0107.92
4.4.20.0030.0087.96
4.4.10.0020.0107.96
4.4.00.0040.0137.91
4.3.110.0050.0107.87
4.3.100.0030.0117.87
4.3.90.0050.0087.86
4.3.80.0050.0127.83
4.3.70.0030.0097.85
4.3.60.0040.0087.85
4.3.50.0020.0157.85
4.3.40.0030.0137.80
4.3.30.0020.0107.18
4.3.20.0020.0117.17
4.3.10.0010.0147.14
4.3.00.0040.01012.81

preferences:
67.33 ms | 401 KiB | 5 Q