3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = strcspn('abcd', 'apple'); var_dump($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)
8.3.60.0070.01316.38
8.3.50.0120.00321.85
8.3.40.0070.00718.71
8.3.30.0070.00718.96
8.3.20.0030.01320.39
8.3.10.0070.00723.50
8.3.00.0060.00319.26
8.2.180.0090.00618.16
8.2.170.0120.00322.96
8.2.160.0070.00720.41
8.2.150.0080.00024.18
8.2.140.0060.00924.66
8.2.130.0070.00026.16
8.2.120.0050.00322.11
8.2.110.0100.00022.07
8.2.100.0070.00417.78
8.2.90.0040.00418.92
8.2.80.0030.00617.97
8.2.70.0000.00917.38
8.2.60.0030.00517.80
8.2.50.0030.00618.07
8.2.40.0090.00018.22
8.2.30.0000.00717.98
8.2.20.0030.00717.55
8.2.10.0000.00717.93
8.2.00.0000.00817.55
8.1.280.0070.01125.92
8.1.270.0030.01223.75
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0030.00623.91
8.1.230.0080.00319.01
8.1.220.0050.00317.74
8.1.210.0000.00918.77
8.1.200.0060.00317.35
8.1.190.0040.00417.16
8.1.180.0090.00018.10
8.1.170.0030.00618.47
8.1.160.0040.00421.94
8.1.150.0040.00418.51
8.1.140.0080.00017.33
8.1.130.0030.00317.88
8.1.120.0070.00017.41
8.1.110.0080.00017.32
8.1.100.0030.00417.27
8.1.90.0050.00317.39
8.1.80.0000.00817.28
8.1.70.0030.00317.30
8.1.60.0000.00817.41
8.1.50.0030.00617.46
8.1.40.0040.00417.49
8.1.30.0040.00417.56
8.1.20.0040.00417.59
8.1.10.0040.00417.36
8.1.00.0000.00717.32
8.0.300.0040.00418.77
8.0.290.0000.00717.04
8.0.280.0000.00718.39
8.0.270.0040.00417.20
8.0.260.0000.00616.66
8.0.250.0070.00016.76
8.0.240.0040.00416.91
8.0.230.0030.00316.86
8.0.220.0080.00016.84
8.0.210.0000.00716.73
8.0.200.0000.00616.78
8.0.190.0000.00916.81
8.0.180.0000.00716.89
8.0.170.0070.00016.79
8.0.160.0080.00016.77
8.0.150.0070.00016.86
8.0.140.0000.00716.79
8.0.130.0050.00013.29
8.0.120.0030.00516.75
8.0.110.0000.00716.87
8.0.100.0000.00716.81
8.0.90.0040.00416.70
8.0.80.0040.01116.75
8.0.70.0040.00416.83
8.0.60.0070.00016.79
8.0.50.0000.00716.94
8.0.30.0090.00917.11
8.0.20.0100.01117.40
8.0.10.0050.00316.80
8.0.00.0110.01116.68
7.4.330.0050.00015.00
7.4.320.0030.00316.49
7.4.300.0060.00016.45
7.4.290.0000.00716.49
7.4.280.0000.00716.57
7.4.270.0030.00316.51
7.4.260.0070.00016.53
7.4.250.0040.00416.53
7.4.240.0050.00216.48
7.4.230.0050.00216.32
7.4.220.0120.01216.53
7.4.210.0050.00916.51
7.4.200.0000.00716.61
7.4.190.0000.00716.34
7.4.160.0030.01316.37
7.4.150.0120.00917.40
7.4.140.0080.01117.86
7.4.130.0070.01216.47
7.4.120.0110.00616.53
7.4.110.0150.00016.20
7.4.100.0090.01216.40
7.4.90.0140.00316.30
7.4.80.0150.00919.39
7.4.70.0100.00716.42
7.4.60.0110.00816.34
7.4.50.0030.00516.10
7.4.40.0070.00722.77
7.4.30.0110.00516.27
7.4.00.0090.00314.87
7.3.330.0000.00513.01
7.3.320.0030.00313.03
7.3.310.0000.00716.18
7.3.300.0000.00616.07
7.3.290.0070.00716.09
7.3.280.0060.01416.16
7.3.270.0210.00317.40
7.3.260.0120.00916.28
7.3.250.0110.00916.12
7.3.240.0080.00816.39
7.3.230.0130.00516.39
7.3.210.0090.00916.18
7.3.200.0090.01319.39
7.3.190.0120.00916.20
7.3.180.0080.00816.36
7.3.170.0130.00916.27
7.3.160.0070.01116.09
7.3.120.0110.00414.74
7.3.110.0080.00814.85
7.3.100.0060.00614.39
7.3.90.0080.00314.74
7.3.80.0040.00414.66
7.3.70.0110.00314.68
7.3.60.0060.00614.60
7.3.50.0040.00714.64
7.3.40.0030.01014.75
7.3.30.0110.00414.41
7.3.20.0100.00316.52
7.3.10.0030.01016.73
7.3.00.0040.01116.50
7.2.330.0160.00316.40
7.2.320.0060.01116.55
7.2.310.0030.01716.24
7.2.300.0100.00716.58
7.2.290.0060.01116.29
7.2.250.0100.00714.74
7.2.240.0160.00015.05
7.2.230.0030.01015.04
7.2.220.0110.00415.00
7.2.210.0120.00614.94
7.2.200.0030.01314.75
7.2.190.0030.00614.78
7.2.180.0000.01415.04
7.2.170.0030.01314.83
7.2.60.0080.00316.88
7.2.00.0030.00919.25
7.1.330.0070.01015.58
7.1.320.0090.00615.62
7.1.310.0060.01015.82
7.1.300.0060.00615.50
7.1.290.0090.00615.57
7.1.280.0040.00815.74
7.1.270.0030.00915.82
7.1.260.0110.00415.80
7.1.200.0070.00015.29
7.1.100.0030.01017.86
7.1.70.0050.00517.18
7.1.60.0060.00619.33
7.1.50.0000.01217.02
7.1.00.0070.07322.46
7.0.200.0030.00616.49
7.0.140.0030.07321.95
7.0.60.0070.06019.81
7.0.50.0030.06717.76
7.0.40.0070.05320.07
7.0.30.0230.04020.18
7.0.20.0270.07720.19
7.0.10.0100.08720.13
7.0.00.0070.07020.17
5.6.280.0000.07721.14
5.6.210.0030.08720.58
5.6.200.0030.05718.19
5.6.190.0130.08020.43
5.6.180.0230.07320.35
5.6.170.0200.04320.48
5.6.160.0070.05720.46
5.6.150.0070.03718.22
5.6.140.0070.03718.21
5.6.130.0070.05318.11
5.6.120.0070.04021.11
5.6.110.0170.07721.00
5.6.100.0070.08021.00
5.6.90.0030.06720.97
5.6.80.0130.07320.38
5.6.70.4570.04020.49
5.5.350.0100.08020.37
5.5.340.0170.05017.96
5.5.330.0130.07720.32
5.5.320.0270.05320.28
5.5.310.0230.03020.21
5.5.300.0070.08017.92
5.5.290.0000.05718.02
5.5.280.0030.04720.97
5.5.270.0100.08020.78
5.5.260.0030.08720.86
5.5.250.0070.08020.77
5.5.240.0070.02720.23
5.4.450.4000.03319.57
5.4.440.0030.07319.17
5.4.430.3100.04319.41
5.4.420.3330.03719.11
5.4.410.3430.04019.12
5.4.400.3000.04018.93
5.4.390.2930.03319.09
5.4.380.3100.04719.22
5.4.370.3630.03319.06
5.4.360.3530.04019.06
5.4.350.3200.04019.16
5.4.340.4300.03318.79
5.4.320.3470.04019.06
5.4.310.3270.05019.13
5.4.300.2270.04318.81
5.4.290.3400.03319.08
5.4.280.3500.03719.21
5.4.270.3570.03719.06
5.4.260.3700.02719.11
5.4.250.3230.03019.21
5.4.240.3630.04319.25
5.4.230.3470.03719.06
5.4.220.0600.04319.10
5.4.210.3500.03719.08
5.4.200.2370.03319.04
5.4.190.2200.03319.23
5.4.180.2530.03719.05
5.4.170.2670.03719.23
5.4.160.2830.03718.75
5.4.150.3300.02719.06
5.4.140.2530.02716.38
5.4.130.1700.03016.22
5.4.120.0000.04016.31
5.4.110.4600.04016.24
5.4.100.2630.03716.39
5.4.90.2870.03716.20
5.4.80.3030.03316.38
5.4.70.3270.03016.18
5.4.60.2770.03316.37
5.4.50.2870.03316.18
5.4.40.3200.03316.36
5.4.30.3430.03716.38
5.4.20.2930.03716.38
5.4.10.3270.04016.27
5.4.00.3200.03715.61
5.3.290.3200.03714.61
5.3.280.3600.04014.44
5.3.270.1300.03314.58
5.3.260.2870.04014.58
5.3.250.2970.03714.58
5.3.240.2430.03714.44
5.3.230.0070.04014.43
5.3.220.0070.03314.40
5.3.210.2470.03014.42
5.3.200.2830.04014.50
5.3.190.2830.04014.47
5.3.180.2800.03314.40
5.3.170.2970.04014.40
5.3.160.1700.03714.43
5.3.150.3530.04314.50
5.3.140.2930.02014.48
5.3.130.2800.04014.48
5.3.120.2800.04314.38
5.3.110.2970.03314.49
5.3.100.2900.03713.98
5.3.90.2870.03714.00
5.3.80.2900.03313.96
5.3.70.3170.03313.96
5.3.60.3330.03013.93
5.3.50.3300.04013.88
5.3.40.3030.03313.80
5.3.30.3030.03713.94
5.3.20.2500.04013.54
5.3.10.3270.04013.51
5.3.00.3570.03713.58
5.2.170.2970.02011.02
5.2.160.2500.02710.98
5.2.150.2730.03310.98
5.2.140.2970.03311.18
5.2.130.2500.02711.04
5.2.120.2530.03310.99
5.2.110.3200.02710.98
5.2.100.2830.02310.93
5.2.90.2930.02711.04
5.2.80.2870.02710.95
5.2.70.2770.03010.95
5.2.60.2830.02710.90
5.2.50.2830.03010.87
5.2.40.2230.03010.85
5.2.30.2400.03010.86
5.2.20.1870.03310.89
5.2.10.2530.03310.86
5.2.00.2570.03710.63
5.1.60.2530.0239.96
5.1.50.2330.02310.14
5.1.40.2430.0279.88
5.1.30.2070.03010.27
5.1.20.2000.02310.30
5.1.10.2170.02310.04
5.1.00.2400.03710.16
5.0.50.1330.0308.66
5.0.40.1170.0178.38
5.0.30.1130.0308.15
5.0.20.1330.0208.13
5.0.10.1170.0208.14
5.0.00.0800.0278.13
4.4.90.1200.0177.55
4.4.80.1270.0207.55
4.4.70.1030.0107.55
4.4.60.1100.0207.55
4.4.50.1000.0177.55
4.4.40.1070.0337.55
4.4.30.1270.0137.55
4.4.20.1070.0077.55
4.4.10.1270.0207.55
4.4.00.1300.0307.55
4.3.110.1230.0177.55
4.3.100.1130.0137.55
4.3.90.1130.0207.55
4.3.80.1130.0237.55
4.3.70.1270.0177.55
4.3.60.1130.0137.55
4.3.50.1170.0177.55
4.3.40.1170.0277.55
4.3.30.0600.0177.55
4.3.20.0370.0177.55
4.3.10.0800.0207.55
4.3.00.0630.0107.55

preferences:
37 ms | 401 KiB | 5 Q