3v4l.org

run code in 300+ PHP versions simultaneously
<?php function split_title($str){ return substr_replace(' ', '<span>', ceil((count_chars($str, 1)[32] + 1)/2), 1) . '</span>'; } echo split_title('This is a test!');

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)
8.3.60.0130.00716.63
8.3.50.0120.00721.97
8.3.40.0070.00718.68
8.3.30.0110.00719.04
8.3.20.0070.00020.13
8.3.10.0040.00423.54
8.3.00.0020.00520.97
8.2.180.0110.01116.38
8.2.170.0140.00022.96
8.2.160.0070.01020.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00020.92
8.2.110.0000.00919.34
8.2.100.0070.00417.72
8.2.90.0000.00819.28
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0060.00317.93
8.2.50.0030.00618.07
8.2.40.0040.00419.77
8.2.30.0030.00518.25
8.2.20.0050.00317.73
8.2.10.0040.00417.98
8.2.00.0040.00417.61
8.1.280.0090.00625.92
8.1.270.0040.00423.84
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00020.89
8.1.230.0090.00317.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0090.00017.13
8.1.190.0000.00817.22
8.1.180.0080.00018.10
8.1.170.0040.00418.59
8.1.160.0000.00722.05
8.1.150.0040.00418.54
8.1.140.0050.00217.26
8.1.130.0000.00817.71
8.1.120.0000.00717.30
8.1.110.0000.00817.29
8.1.100.0030.00417.39
8.1.90.0070.00017.44
8.1.80.0000.00717.30
8.1.70.0030.00317.28
8.1.60.0030.00517.56
8.1.50.0000.00817.43
8.1.40.0040.00417.38
8.1.30.0080.00017.57
8.1.20.0080.00017.55
8.1.10.0000.00717.44
8.1.00.0070.00317.36
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0000.00718.22
8.0.270.0000.00717.19
8.0.260.0040.00417.10
8.0.250.0030.00316.92
8.0.240.0070.00016.93
8.0.230.0000.00716.78
8.0.220.0000.00716.82
8.0.210.0030.00316.73
8.0.200.0000.00616.86
8.0.190.0000.00816.87
8.0.180.0040.00416.82
8.0.170.0040.00416.84
8.0.160.0040.00416.88
8.0.150.0000.00716.74
8.0.140.0000.00716.69
8.0.130.0030.00313.29
8.0.120.0030.00516.68
8.0.110.0080.00016.78
8.0.100.0000.00716.62
8.0.90.0070.00016.72
8.0.80.0070.01116.76
8.0.70.0040.00416.68
8.0.60.0000.00716.60
8.0.50.0040.00416.77
8.0.30.0180.00316.85
8.0.20.0120.00717.40
8.0.10.0040.00416.76
8.0.00.0100.00716.81
7.4.330.0000.00615.00
7.4.320.0000.00716.48
7.4.300.0000.00616.54
7.4.290.0000.00716.50
7.4.280.0040.00416.43
7.4.270.0000.00816.43
7.4.260.0070.00016.38
7.4.250.0000.00716.40
7.4.240.0030.00316.36
7.4.230.0000.00716.37
7.4.220.0090.00916.42
7.4.210.0090.00616.42
7.4.200.0030.00316.53
7.4.160.0100.01016.40
7.4.150.0100.00917.40
7.4.140.0080.00817.86
7.4.130.0110.00816.50
7.4.120.0080.00816.50
7.4.110.0030.01716.23
7.4.100.0120.00616.66
7.4.90.0110.01116.45
7.4.80.0100.01019.39
7.4.70.0030.01616.23
7.4.60.0070.01016.47
7.4.50.0050.00016.13
7.4.40.0070.01016.34
7.4.30.0130.00416.40
7.4.00.0080.00614.91
7.3.330.0000.00713.36
7.3.320.0040.00413.06
7.3.310.0000.00716.33
7.3.300.0070.00016.32
7.3.290.0120.00316.37
7.3.280.0110.00416.29
7.3.270.0130.00617.40
7.3.260.0060.01216.36
7.3.250.0100.00816.42
7.3.240.0040.01216.51
7.3.230.0100.00716.57
7.3.210.0130.00316.30
7.3.200.0090.00919.39
7.3.190.0090.01316.43
7.3.180.0100.01016.30
7.3.170.0030.01316.42
7.3.160.0080.00816.56
7.3.120.0070.01015.09
7.3.110.0150.00414.70
7.3.100.0070.00714.63
7.3.90.0070.00714.83
7.3.80.0150.00014.41
7.3.70.0090.00614.65
7.3.60.0040.01114.59
7.3.50.0030.00714.57
7.3.40.0070.00714.67
7.3.30.0040.00414.80
7.3.20.0030.01216.34
7.3.10.0090.00016.27
7.3.00.0060.00616.80
7.2.330.0090.00916.45
7.2.320.0100.01316.67
7.2.310.0060.01116.29
7.2.300.0060.01516.63
7.2.290.0070.01516.75
7.2.240.0120.00614.59
7.2.230.0030.01314.77
7.2.220.0130.00314.93
7.2.210.0090.00315.17
7.2.200.0000.01614.93
7.2.190.0030.00614.88
7.2.180.0150.00014.94
7.2.170.0070.00714.81
7.2.160.0030.01014.96
7.2.150.0030.01016.71
7.2.140.0070.00317.11
7.2.130.0040.01116.77
7.2.120.0090.00916.87
7.2.110.0090.00616.92
7.2.100.0080.00816.97
7.2.90.0040.01116.86
7.2.80.0000.01216.80
7.2.70.0030.01416.92
7.2.60.0060.01017.09
7.2.50.0060.01116.95
7.2.40.0090.00616.88
7.2.30.0070.01116.96
7.2.20.0070.01016.91
7.2.10.0030.01216.98
7.2.00.0020.01218.21
7.1.330.0070.01115.77
7.1.320.0070.00415.89
7.1.310.0000.01416.05
7.1.300.0110.00415.73
7.1.290.0030.01015.63
7.1.280.0040.00415.73
7.1.270.0090.00615.86
7.1.260.0080.00415.61
7.1.250.0100.00315.66
7.1.200.0090.00315.80
7.1.100.0030.00918.05
7.1.70.0060.00617.38
7.1.60.0040.00717.25
7.1.50.0060.01617.07
7.1.00.0100.07022.37
7.0.200.0070.00716.45
7.0.140.0030.07322.09
7.0.60.0230.08319.96
7.0.50.0100.06017.86
7.0.40.0030.09020.18
7.0.30.0370.07720.23
7.0.20.0230.04020.23
7.0.10.0030.08320.09
7.0.00.0030.05320.24
5.6.280.0070.07021.14
5.6.210.0100.07720.63
5.6.200.0070.06718.29
5.6.190.0070.08720.41
5.6.180.0000.05020.61
5.6.170.0270.04320.62
5.6.160.0070.07320.41
5.6.150.0130.07718.19
5.6.140.0070.07318.18
5.6.130.0030.08718.18
5.6.120.0000.04321.00
5.6.110.0000.06320.98
5.6.100.0170.07721.14
5.6.90.0000.09320.99
5.6.80.0230.04320.39
5.5.350.0230.05720.38
5.5.340.0070.03718.03
5.5.330.0070.07720.29
5.5.320.0330.06020.36
5.5.310.0200.05020.19
5.5.300.0070.06317.95
5.5.290.0170.07318.03
5.5.280.0030.05020.88
5.5.270.0000.08020.76
5.5.260.0070.08320.84
5.5.250.0030.09720.69
5.5.240.0300.07320.33
5.4.450.3630.04019.64
5.4.440.3600.04019.39
5.4.430.3300.04019.64
5.4.420.3430.03019.50
5.4.410.3600.04019.39
5.4.400.3500.04319.32
5.4.390.3230.04019.13
5.4.380.3330.03719.19
5.4.370.3470.03019.05
5.4.360.3570.03319.32
5.4.350.3900.02719.24
5.4.340.2270.04718.99
5.4.320.4300.03718.98
5.4.310.4070.04019.23
5.4.300.3570.03718.87
5.4.290.3470.04019.22
5.4.280.3000.03719.08
5.4.270.3300.04018.94
5.4.260.3530.03319.16
5.4.250.3530.03719.21
5.4.240.3430.03019.23
5.4.230.3470.03719.05
5.4.220.3100.03319.05
5.4.210.3970.04319.19
5.4.200.5430.04019.10
5.4.190.3470.03718.96
5.4.180.3530.03318.96
5.4.170.3430.04718.97
5.4.160.3370.03319.20
5.4.150.3630.04019.06
5.4.140.3970.03716.53
5.4.130.3200.03316.38
5.4.120.3200.03016.34
5.4.110.3270.04016.40
5.4.100.2670.03716.46
5.4.90.3230.03016.54
5.4.80.2730.03716.54
5.4.70.3300.03716.49
5.4.60.3500.03716.47
5.4.50.3230.03716.48
5.4.40.3530.04316.25
5.4.30.3430.03016.57
5.4.20.3530.03716.37
5.4.10.3430.04016.53
5.4.00.2870.03315.78
5.3.290.4230.03714.66
5.3.280.3570.04014.64
5.3.270.3500.04014.72
5.3.260.4300.04714.69
5.3.250.3330.03314.82
5.3.240.2900.03014.58
5.3.230.3100.03314.52
5.3.220.3300.04014.46
5.3.210.3330.03314.65
5.3.200.3030.04014.54
5.3.190.2500.03714.50
5.3.180.3330.03714.68
5.3.170.3630.04014.47
5.3.160.3600.03314.66
5.3.150.3430.03714.57
5.3.140.3470.03014.47
5.3.130.2500.04314.56
5.3.120.3800.03714.77
5.3.110.4070.04014.63
5.3.100.3330.03014.21
5.3.90.3500.04013.93
5.3.80.1200.03714.13
5.3.70.0000.04714.02
5.3.60.0030.04714.01
5.3.50.0400.04313.87
5.3.40.4230.03713.95
5.3.30.3900.04013.88
5.3.20.4100.03013.70
5.3.10.4300.03713.63
5.3.00.4000.04013.79
5.2.170.2830.03011.63
5.2.160.3700.02711.63
5.2.150.3400.03011.63
5.2.140.3270.02711.63
5.2.130.3270.03011.63
5.2.120.3330.03011.63
5.2.110.3700.02311.63
5.2.100.3570.03311.63
5.2.90.3070.02311.63
5.2.80.2970.02311.63
5.2.70.3070.03011.63
5.2.60.3070.02311.63
5.2.50.2800.03011.63
5.2.40.2300.02711.63
5.2.30.2200.03311.63
5.2.20.2470.02311.63
5.2.10.0030.03711.63
5.2.00.0030.06311.63
5.1.60.0130.04711.63
5.1.50.0270.03011.63
5.1.40.3000.02311.63
5.1.30.2600.02711.63
5.1.20.2930.02711.63
5.1.10.2400.02311.63
5.1.00.2230.02311.63
5.0.50.1200.02311.63
5.0.40.1300.02311.63
5.0.30.1400.03311.63
5.0.20.1330.02011.63
5.0.10.1370.01711.63
5.0.00.1400.03011.63
4.4.90.1170.01311.63
4.4.80.1330.02011.63
4.4.70.1630.01311.63
4.4.60.0000.01711.63
4.4.50.0000.01711.63
4.4.40.0030.03711.63
4.4.30.1400.01311.63
4.4.20.1470.02011.63
4.4.10.1500.01311.63
4.4.00.1300.02311.63
4.3.110.1400.01711.63
4.3.100.1670.01311.63
4.3.90.1630.01311.63
4.3.80.1570.02311.63
4.3.70.1400.01711.63
4.3.60.1470.01311.63
4.3.50.1200.01711.63
4.3.40.1470.02711.63
4.3.30.0770.02311.63
4.3.20.0930.02011.63
4.3.10.0730.02011.63
4.3.00.0870.01711.63

preferences:
40.61 ms | 401 KiB | 5 Q