3v4l.org

run code in 300+ PHP versions simultaneously
<?php if( "0" ) echo "nope\n"; if( "00" ) echo "wat1\n"; if( "-0" ) echo "wat2\n"; if( "0.0" ) echo "wat3\n"; if( 0 == "" ) echo "wat4\n"; if( 0 == " " ) echo "wat5\n"; if( 0 == " wat" ) echo "wat6\n"; if( 0 == "\t" ) echo "wat7\n"; if( 0 == "\r" ) echo "wat8\n"; if( 0 == "\n" ) echo "wat9\n";

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)
8.3.60.0070.01018.55
8.3.50.0160.00316.23
8.3.40.0140.00418.84
8.3.30.0090.00619.09
8.3.20.0080.00019.98
8.3.10.0040.00423.66
8.3.00.0110.00419.19
8.2.180.0070.00718.41
8.2.170.0090.00922.96
8.2.160.0000.01419.32
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00021.04
8.2.110.0000.00922.11
8.2.100.0090.00317.72
8.2.90.0060.00317.84
8.2.80.0000.00819.02
8.2.70.0080.00017.80
8.2.60.0040.00418.09
8.2.50.0000.00719.21
8.2.40.0050.00321.13
8.2.30.0040.00419.04
8.2.20.0000.00717.66
8.2.10.0040.00417.95
8.2.00.0040.00419.45
8.1.280.0030.01025.92
8.1.270.0000.00818.88
8.1.260.0070.00026.35
8.1.250.0050.00328.09
8.1.240.0100.00723.93
8.1.230.0000.01120.84
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0030.00517.22
8.1.180.0000.00719.09
8.1.170.0080.00018.50
8.1.160.0000.00718.88
8.1.150.0000.00818.81
8.1.140.0040.00417.29
8.1.130.0030.00517.68
8.1.120.0000.00717.36
8.1.110.0000.00817.29
8.1.100.0030.00317.35
8.1.90.0000.00717.24
8.1.80.0000.00817.34
8.1.70.0000.00717.25
8.1.60.0060.00317.51
8.1.50.0030.00517.31
8.1.40.0040.00417.44
8.1.30.0080.00017.52
8.1.20.0080.00017.51
8.1.10.0000.00717.50
8.1.00.0000.00717.22
8.0.300.0000.00720.13
8.0.290.0050.00216.75
8.0.280.0000.00718.26
8.0.270.0020.00517.16
8.0.260.0030.00317.24
8.0.250.0000.00616.82
8.0.240.0060.00016.89
8.0.230.0000.00716.73
8.0.220.0000.00716.82
8.0.210.0040.00416.84
8.0.200.0000.00916.87
8.0.190.0000.00816.93
8.0.180.0040.00416.88
8.0.170.0000.00816.76
8.0.160.0050.00216.85
8.0.150.0040.00416.71
8.0.140.0070.00016.70
8.0.130.0060.00013.31
8.0.120.0000.00816.82
8.0.110.0000.00716.75
8.0.100.0040.00416.84
8.0.90.0000.00716.72
8.0.80.0080.01116.83
8.0.70.0040.00416.89
8.0.60.0040.00416.72
8.0.50.0040.00416.86
8.0.30.0160.00716.94
8.0.20.0090.00917.40
8.0.10.0000.00716.73
8.0.00.0030.01716.51
7.4.330.0000.00515.03
7.4.320.0070.00016.42
7.4.300.0070.00016.44
7.4.290.0030.00516.48
7.4.280.0080.00016.51
7.4.270.0060.00016.48
7.4.260.0000.00716.48
7.4.250.0050.00316.38
7.4.240.0000.00816.42
7.4.230.0040.00416.27
7.4.220.0130.01316.34
7.4.210.0070.01416.45
7.4.200.0000.00716.26
7.4.150.0070.01017.40
7.4.140.0080.00917.86
7.4.130.0100.01016.42
7.4.120.0080.01016.34
7.4.110.0130.01016.24
7.4.100.0070.01016.29
7.4.90.0030.01316.23
7.4.80.0250.03019.39
7.4.70.0040.01216.25
7.4.60.0160.00016.59
7.4.50.0050.00016.13
7.4.40.0100.01016.45
7.4.30.0120.00916.25
7.4.00.0060.01014.70
7.3.330.0030.00313.02
7.3.320.0030.00313.09
7.3.310.0000.00716.15
7.3.300.0030.00316.10
7.3.290.0080.00816.19
7.3.280.0100.00716.17
7.3.270.0070.01017.40
7.3.260.0100.00716.21
7.3.250.0130.00516.35
7.3.240.0000.01716.46
7.3.230.0120.00416.39
7.3.210.0140.00416.10
7.3.200.0100.00719.39
7.3.190.0120.00316.36
7.3.180.0100.00716.20
7.3.170.0100.00716.27
7.3.160.0070.00716.37
7.3.120.0100.00614.41
7.3.110.0090.00914.91
7.3.100.0060.00914.81
7.3.90.0030.01214.81
7.3.80.0040.01114.64
7.3.70.0000.01614.67
7.3.60.0130.00314.52
7.3.50.0070.00714.45
7.3.40.0070.00714.48
7.3.30.0060.00314.76
7.3.20.0100.00616.62
7.3.10.0040.01116.56
7.3.00.0030.01016.31
7.2.330.0100.01316.28
7.2.320.0100.00716.62
7.2.310.0060.01016.27
7.2.300.0100.01416.61
7.2.290.0060.01216.61
7.2.240.0100.01015.00
7.2.230.0070.00714.97
7.2.220.0120.00615.08
7.2.210.0070.01115.06
7.2.200.0000.01014.65
7.2.190.0090.00614.84
7.2.180.0090.00314.89
7.2.170.0140.00314.87
7.2.160.0030.01215.01
7.2.150.0060.00916.43
7.2.140.0060.00316.85
7.2.130.0040.01116.88
7.2.120.0070.01016.78
7.2.110.0070.00616.84
7.2.100.0050.00716.78
7.2.90.0060.00616.93
7.2.80.0040.01116.91
7.2.70.0070.00816.60
7.2.60.0080.00516.60
7.2.50.0050.01016.74
7.2.40.0060.01016.85
7.2.30.0060.00616.82
7.2.20.0030.01216.93
7.2.10.0030.00916.66
7.2.00.0040.01017.66
7.1.330.0070.01115.49
7.1.320.0140.00315.89
7.1.310.0070.00715.70
7.1.300.0100.00715.80
7.1.290.0040.00815.66
7.1.280.0040.00815.57
7.1.270.0090.00615.66
7.1.260.0050.00515.58
7.1.250.0060.00715.64
7.1.200.0040.00715.79
7.1.100.0030.01518.22
7.1.70.0110.01116.85
7.1.60.0080.00419.22
7.1.50.0070.01316.55
7.1.00.0070.07022.30
7.0.200.0110.00316.49
7.0.140.0000.05022.08
7.0.60.0000.04719.83
7.0.50.0170.06717.84
7.0.40.0030.05020.30
7.0.30.0600.05320.13
7.0.20.0370.08020.16
7.0.10.0200.04320.16
7.0.00.0130.07720.20
5.6.280.0070.07021.09
5.6.210.0130.07720.74
5.6.200.0070.04318.18
5.6.190.0070.07720.29
5.6.180.4100.04320.48
5.6.170.0230.04720.38
5.6.160.0000.04720.33
5.6.150.0030.08718.21
5.6.140.0070.05018.21
5.6.130.0070.05718.18
5.6.120.0130.07320.98
5.6.110.0000.06321.00
5.6.100.0100.08721.00
5.6.90.0000.05721.09
5.6.80.0200.07320.50
5.6.70.0170.08020.47
5.5.350.0200.04720.44
5.5.340.0030.04017.95
5.5.330.0100.08320.40
5.5.320.0430.07720.29
5.5.310.0170.05020.20
5.5.300.0070.05718.00
5.5.290.0100.03317.98
5.5.280.0130.04320.86
5.5.270.0100.08320.76
5.5.260.0070.03720.92
5.5.250.0070.05020.61
5.5.240.0330.05020.26
5.4.450.2800.04019.49
5.4.440.3070.04019.48
5.4.430.2800.03719.13
5.4.420.2830.03319.12
5.4.410.2770.03719.13
5.4.400.3000.03719.26
5.4.390.2970.03719.10
5.4.380.3130.03319.04
5.4.370.3300.03719.08
5.4.360.3130.03318.81
5.4.350.3030.04319.10
5.4.340.3100.03719.10
5.4.320.3170.03319.05
5.4.310.2830.04019.22
5.4.300.3130.04018.80
5.4.290.2930.03318.91
5.4.280.3200.03719.13
5.4.270.2930.03018.93
5.4.260.2870.04019.15
5.4.250.2900.03719.06
5.4.240.2930.02719.13
5.4.230.3430.04718.77
5.4.220.3000.04319.07
5.4.210.2800.04319.13
5.4.200.2900.03319.14
5.4.190.2830.03718.87
5.4.180.2830.03718.87
5.4.170.2870.03319.05
5.4.160.3030.03318.78
5.4.150.2870.03718.86
5.4.140.2900.03316.17
5.4.130.3430.03016.22
5.4.120.3200.03716.28
5.4.110.3070.03716.48
5.4.100.3200.04716.34
5.4.90.3000.03716.28
5.4.80.3100.03316.38
5.4.70.2700.03716.48
5.4.60.2670.04016.16
5.4.50.2770.03316.40
5.4.40.2730.03716.38
5.4.30.2800.02716.01
5.4.20.3230.04716.45
5.4.10.2930.04016.40
5.4.00.2970.03715.68
5.3.290.2900.03314.54
5.3.280.2770.04014.53
5.3.270.2970.03014.59
5.3.260.2930.04314.44
5.3.250.2800.03314.62
5.3.240.2770.03714.59
5.3.230.3030.03714.64
5.3.220.2900.03314.43
5.3.210.2800.03714.66
5.3.200.2770.03714.43
5.3.190.3100.03714.42
5.3.180.2770.03314.55
5.3.170.2770.03314.50
5.3.160.2970.04314.65
5.3.150.2670.03314.66
5.3.140.3030.04014.39
5.3.130.2800.03314.41
5.3.120.2870.03714.46
5.3.110.2870.03014.38
5.3.100.2700.04013.84
5.3.90.3000.04713.86
5.3.80.2930.03313.96
5.3.70.3330.03713.89
5.3.60.3370.03713.95
5.3.50.3130.04013.88
5.3.40.2700.03713.96
5.3.30.3200.04013.92
5.3.20.3470.03713.48
5.3.10.2370.03713.49
5.3.00.2600.03713.46
5.2.170.2200.03011.16
5.2.160.2300.02711.16
5.2.150.2170.02710.98
5.2.140.2430.02311.08
5.2.130.1900.03010.95
5.2.120.1970.03311.15
5.2.110.1900.02010.94
5.2.100.1900.03010.94
5.2.90.2230.03011.18
5.2.80.1930.02310.97
5.2.70.2230.04010.95
5.2.60.2400.03010.96
5.2.50.2470.03710.88
5.2.40.1900.03011.00
5.2.30.0730.03010.91
5.2.20.1130.02711.00
5.2.10.2030.02710.79
5.2.00.1770.03010.63
5.1.60.1670.0209.86
5.1.50.1700.0209.93
5.1.40.1630.0279.87
5.1.30.2070.03010.24
5.1.20.1830.02710.21
5.1.10.1700.03310.15
5.1.00.1700.02010.23
5.0.50.0970.0208.52
5.0.40.1100.0178.49
5.0.30.1230.0278.30
5.0.20.1170.0208.35
5.0.10.1100.0308.31
5.0.00.0900.0338.16
4.4.90.1000.0206.18
4.4.80.1070.0236.18
4.4.70.1000.0076.18
4.4.60.1170.0176.18
4.4.50.1130.0206.18
4.4.40.1100.0276.18
4.4.30.1230.0176.18
4.4.20.1170.0176.18
4.4.10.1100.0276.18
4.4.00.1070.0276.18
4.3.110.1100.0206.18
4.3.100.1130.0206.18
4.3.90.0970.0136.18
4.3.80.1170.0276.18
4.3.70.0970.0176.18
4.3.60.1170.0236.18
4.3.50.1100.0206.18
4.3.40.0930.0236.18
4.3.30.0430.0176.18
4.3.20.0470.0176.18
4.3.10.0530.0136.19
4.3.00.0570.0176.20

preferences:
51.2 ms | 400 KiB | 5 Q