3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo ctype_digit('a') !== false;

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)
8.3.40.0070.00718.72
8.3.30.0070.00718.97
8.3.20.0040.00420.13
8.3.10.0030.00523.52
8.3.00.0040.00419.08
8.2.170.0140.00022.96
8.2.160.0160.00320.34
8.2.150.0070.00724.18
8.2.140.0120.00624.66
8.2.130.0090.00926.16
8.2.120.0100.00020.87
8.2.110.0090.00022.29
8.2.100.0080.00419.64
8.2.90.0040.00419.18
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0000.00917.90
8.2.50.0050.00318.07
8.2.40.0040.00419.76
8.2.30.0040.00418.25
8.2.20.0030.00519.51
8.2.10.0000.00717.94
8.2.00.0000.00717.59
8.1.270.0070.01123.91
8.1.260.0060.01226.35
8.1.250.0140.00328.09
8.1.240.0060.00322.18
8.1.230.0120.00019.22
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0040.00417.22
8.1.190.0080.00017.23
8.1.180.0000.00918.88
8.1.170.0080.00018.33
8.1.160.0000.00721.85
8.1.150.0000.00718.54
8.1.140.0000.00717.36
8.1.130.0000.00717.78
8.1.120.0050.00217.38
8.1.110.0040.00417.27
8.1.100.0000.00717.23
8.1.90.0000.00717.29
8.1.80.0040.00417.30
8.1.70.0000.00717.21
8.1.60.0000.00817.42
8.1.50.0040.00417.23
8.1.40.0000.00717.42
8.1.30.0070.00317.52
8.1.20.0000.00717.48
8.1.10.0040.00417.43
8.1.00.0040.00417.41
8.0.300.0000.00818.77
8.0.290.0040.00417.04
8.0.280.0050.00318.37
8.0.270.0030.00317.09
8.0.260.0060.00017.25
8.0.250.0030.00316.82
8.0.240.0000.00716.73
8.0.230.0070.00016.79
8.0.220.0000.00716.72
8.0.210.0030.00316.71
8.0.200.0070.00016.69
8.0.190.0040.00416.71
8.0.180.0000.00716.67
8.0.170.0080.00016.80
8.0.160.0080.00016.64
8.0.150.0030.00316.68
8.0.140.0030.00316.74
8.0.130.0000.00513.14
8.0.120.0030.00616.63
8.0.110.0000.00716.67
8.0.100.0060.00316.62
8.0.90.0000.00816.55
8.0.80.0120.00916.65
8.0.70.0040.00416.57
8.0.60.0030.00516.70
8.0.50.0000.00716.57
8.0.30.0210.00416.86
8.0.20.0080.01117.40
8.0.10.0080.00016.82
8.0.00.0120.00416.59
7.4.330.0050.00015.03
7.4.320.0000.00616.57
7.4.300.0000.01016.32
7.4.290.0030.00316.43
7.4.280.0030.00316.31
7.4.270.0050.00316.52
7.4.260.0030.00316.39
7.4.250.0000.00716.41
7.4.240.0000.00716.53
7.4.230.0000.00716.33
7.4.220.0100.00716.42
7.4.210.0070.00716.53
7.4.200.0000.00716.40
7.4.190.0040.00416.32
7.4.160.0090.00616.37
7.4.150.0070.01117.40
7.4.140.0130.00617.86
7.4.130.0120.00616.40
7.4.120.0050.01416.46
7.4.110.0060.01416.29
7.4.100.0120.00616.40
7.4.90.0070.01416.44
7.4.80.0000.02119.39
7.4.70.0110.00716.53
7.4.60.0030.01316.43
7.4.50.0000.00816.22
7.4.40.0120.00916.30
7.4.30.0170.00416.47
7.4.10.0060.01314.98
7.4.00.0070.00714.82
7.3.330.0000.00612.92
7.3.320.0050.00013.17
7.3.310.0030.00316.21
7.3.300.0030.00316.09
7.3.290.0110.00316.22
7.3.280.0100.00816.20
7.3.270.0080.00817.40
7.3.260.0030.01316.38
7.3.250.0130.00816.15
7.3.240.0110.01116.22
7.3.230.0170.00016.39
7.3.210.0040.01816.28
7.3.200.0070.01119.39
7.3.190.0060.01216.41
7.3.180.0130.00616.45
7.3.170.0100.00616.58
7.3.160.0120.00316.32
7.3.130.0070.01014.53
7.3.120.0110.00314.70
7.3.110.0090.00614.76
7.3.100.0090.00314.63
7.3.90.0030.00714.80
7.3.80.0040.01114.64
7.3.70.0060.00614.43
7.3.60.0030.01014.72
7.3.50.0040.01114.68
7.3.40.0040.00414.79
7.3.30.0130.00614.48
7.3.20.0000.01216.45
7.3.10.0070.00716.63
7.3.00.0030.01016.73
7.2.330.0070.01016.28
7.2.320.0070.01216.30
7.2.310.0070.01416.47
7.2.300.0110.00716.33
7.2.290.0130.00316.54
7.2.260.0070.01314.66
7.2.250.0080.00814.92
7.2.240.0040.01114.71
7.2.230.0070.00714.76
7.2.220.0030.01015.03
7.2.210.0100.00315.08
7.2.200.0060.00915.07
7.2.190.0060.00914.75
7.2.180.0030.00614.75
7.2.170.0070.00715.02
7.2.160.0100.01314.65
7.2.150.0040.01116.82
7.2.140.0070.00716.94
7.2.130.0070.01116.97
7.2.120.0000.01316.61
7.2.110.0000.01816.65
7.2.100.0030.00716.75
7.2.90.0040.01216.49
7.2.80.0030.01316.74
7.2.70.0030.01016.92
7.2.60.0080.00816.82
7.2.50.0170.00316.57
7.2.40.0030.00616.77
7.2.30.0040.00716.79
7.2.20.0070.00716.66
7.2.10.0060.00916.40
7.2.00.0070.00716.68
7.1.330.0040.00715.94
7.1.320.0030.01015.73
7.1.310.0070.00715.80
7.1.300.0030.01015.70
7.1.290.0030.00615.51
7.1.280.0100.00315.84
7.1.270.0150.00015.70
7.1.260.0030.00615.75
7.1.250.0000.01415.59
7.1.240.0030.00615.61
7.1.230.0020.01315.55
7.1.220.0030.01015.66
7.1.210.0070.00315.64
7.1.200.0110.00415.66
7.1.190.0070.01015.54
7.1.180.0070.01015.48
7.1.170.0100.00615.66
7.1.160.0070.00715.48
7.1.150.0030.00915.50
7.1.140.0090.00615.88
7.1.130.0060.00615.87
7.1.120.0000.00915.43
7.1.110.0090.00615.50
7.1.100.0000.01115.63
7.1.90.0130.00015.58
7.1.80.0080.00315.81
7.1.70.0150.00916.33
7.1.60.0070.01017.59
7.1.50.0070.01216.29
7.1.40.0040.01415.66
7.1.30.0090.00315.70
7.1.20.0040.00815.67
7.1.10.0090.00615.62
7.1.00.0050.03719.16
7.0.330.0000.01315.27
7.0.320.0060.01015.18
7.0.310.0070.00315.41
7.0.300.0060.01315.40
7.0.290.0030.00715.00
7.0.280.0040.00715.38
7.0.270.0030.00915.20
7.0.260.0030.01015.30
7.0.250.0000.01115.43
7.0.240.0030.00915.37
7.0.230.0060.01115.02
7.0.220.0070.00415.27
7.0.210.0000.01315.43
7.0.200.0050.00815.90
7.0.190.0040.01115.30
7.0.180.0080.00815.27
7.0.170.0030.01415.32
7.0.160.0040.00715.18
7.0.150.0030.01315.29
7.0.140.0030.04218.67
7.0.130.0110.00015.47
7.0.120.0000.01515.46
7.0.110.0060.00615.32
7.0.100.0030.00915.39
7.0.90.0000.01015.32
7.0.80.0090.00315.41
7.0.70.0030.01415.43
7.0.60.0050.04217.50
7.0.50.0060.03216.62
7.0.40.0070.02716.72
7.0.30.0100.02616.65
7.0.20.0080.02916.78
7.0.10.0100.02416.85
7.0.00.0120.03816.77
5.6.400.0040.00414.04
5.6.390.0060.00614.45
5.6.380.0030.00714.53
5.6.370.0080.00014.18
5.6.360.0040.00714.27
5.6.350.0070.00714.30
5.6.340.0070.00714.38
5.6.330.0090.00614.61
5.6.320.0070.01013.94
5.6.310.0030.01314.52
5.6.300.0000.01514.43
5.6.290.0000.01114.19
5.6.280.0070.03717.74
5.6.270.0160.00014.46
5.6.260.0030.00814.04
5.6.250.0060.00614.37
5.6.240.0060.00614.28
5.6.230.0040.01114.43
5.6.220.0030.01014.26
5.6.210.0080.04317.48
5.6.200.0050.02416.05
5.6.190.0020.02817.28
5.6.180.2180.02217.33
5.6.170.0170.04217.31
5.6.160.0070.02517.41
5.6.150.0070.04316.13
5.6.140.0080.03816.21
5.6.130.0050.04516.16
5.6.120.0080.04317.71
5.6.110.0160.03517.70
5.6.100.0030.05017.59
5.6.90.0000.05317.63
5.6.80.0030.04517.39
5.6.70.0070.04717.20
5.6.60.0060.00614.23
5.6.50.0100.00313.81
5.6.40.0030.01314.23
5.6.30.0080.00514.22
5.6.20.0100.00714.30
5.6.10.0060.00614.25
5.6.00.0000.01314.16
5.5.380.0080.00314.45
5.5.370.0030.00614.19
5.5.360.0080.00314.05
5.5.350.0080.04517.45
5.5.340.0110.04015.95
5.5.330.0080.04517.39
5.5.320.0270.04217.11
5.5.310.0170.04217.16
5.5.300.0030.03116.02
5.5.290.0020.04616.14
5.5.280.0070.04017.52
5.5.270.0060.02617.49
5.5.260.0020.04817.50
5.5.250.0020.04017.45
5.5.240.0110.03917.15
5.5.230.0000.00914.23
5.5.220.0070.00713.88
5.5.210.0070.01014.06
5.5.200.0090.00913.79
5.5.190.0040.00714.15
5.5.180.0030.00614.32
5.5.170.0070.00714.16
5.5.160.0040.00414.12
5.5.150.0030.01014.23
5.5.140.0060.00913.97
5.5.130.0040.00713.84
5.5.120.0080.00414.05
5.5.110.0000.01314.02
5.5.100.0060.00614.17
5.5.90.0100.00614.00
5.5.80.0070.01013.89
5.5.70.0000.01514.23
5.5.60.0040.01114.21
5.5.50.0000.01314.05
5.5.40.0040.01113.99
5.5.30.0100.00314.25
5.5.20.0000.01214.31
5.5.10.0060.00913.95
5.5.00.0100.00313.93
5.4.450.0450.03815.25
5.4.440.0040.03315.19
5.4.430.0500.02815.16
5.4.420.0310.00315.15
5.4.410.0130.04015.00
5.4.400.0100.03414.68
5.4.390.0120.03914.80
5.4.380.0050.02814.75
5.4.370.0070.02414.69
5.4.360.0060.02414.83
5.4.350.0030.02611.42
5.4.340.0060.02011.44
5.4.330.0080.00010.88
5.4.320.0030.02311.66
5.4.310.0050.02511.65
5.4.300.0040.02311.66
5.4.290.0070.02011.68
5.4.280.0090.01811.61
5.4.270.0040.02311.60
5.4.260.0050.02211.65
5.4.250.0060.02011.61
5.4.240.0080.01911.66
5.4.230.0050.02211.60
5.4.220.0040.02511.60
5.4.210.0080.01711.65
5.4.200.0070.02111.60
5.4.190.0020.02311.60
5.4.180.0060.02011.68
5.4.170.0030.02411.61
5.4.160.0090.01811.60
5.4.150.0040.02011.60
5.4.140.0080.01911.44
5.4.130.0030.02311.44
5.4.120.0060.01811.43
5.4.110.0060.02111.41
5.4.100.0060.02011.41
5.4.90.0060.02311.41
5.4.80.0060.02211.41
5.4.70.0030.02211.44
5.4.60.0050.02111.41
5.4.50.0050.02211.48
5.4.40.0030.02211.40
5.4.30.0070.02011.43
5.4.20.0080.02411.41
5.4.10.0070.02111.42
5.4.00.0040.02211.17
5.3.290.0080.02611.83
5.3.280.0010.02611.79
5.3.270.0060.02411.79
5.3.260.0080.02411.79
5.3.250.0080.02111.79
5.3.240.0090.02011.79
5.3.230.0090.02211.78
5.3.220.0090.02111.77
5.3.210.0120.02011.77
5.3.200.0070.02211.77
5.3.190.0110.02011.77
5.3.180.0100.01711.77
5.3.170.0090.01911.77
5.3.160.0060.02311.77
5.3.150.0090.02111.77
5.3.140.0110.01811.76
5.3.130.0060.02411.76
5.3.120.0110.02111.76
5.3.110.0070.02511.76
5.3.100.0090.02011.49
5.3.90.0080.02211.47
5.3.80.0040.02611.47
5.3.70.0090.02511.47
5.3.60.0060.02511.46
5.3.50.0090.02011.43
5.3.40.0100.02111.43
5.3.30.0100.02011.40
5.3.20.0060.02411.29
5.3.10.0090.02111.28
5.3.00.0110.02111.27
5.2.170.0060.0309.18
5.2.160.0130.0259.17
5.2.150.0100.0259.18
5.2.140.0050.0319.17
5.2.130.0050.0309.13
5.2.120.0140.0299.13
5.2.110.0040.0329.14
5.2.100.0050.0399.13
5.2.90.0050.0369.14
5.2.80.0080.0319.13
5.2.70.0120.0339.13
5.2.60.0060.0399.08
5.2.50.0080.0429.05
5.2.40.0060.0329.03
5.2.30.0040.0339.00
5.2.20.0080.0319.00
5.2.10.0040.0378.91
5.2.00.0100.0328.77
5.1.60.0060.0238.05
5.1.50.0070.0248.05
5.1.40.0050.0308.04
5.1.30.0050.0288.39
5.1.20.0040.0318.41
5.1.10.0020.0328.13
5.1.00.0070.0258.13
5.0.50.0040.0216.61
5.0.40.0040.0196.47
5.0.30.0030.0326.29
5.0.20.0040.0196.26
5.0.10.0040.0216.23
5.0.00.0070.0276.22
4.4.90.0060.0124.77
4.4.80.0050.0134.76
4.4.70.0020.0164.75
4.4.60.0040.0144.75
4.4.50.0070.0114.77
4.4.40.0080.0214.71
4.4.30.0030.0164.76
4.4.20.0030.0164.85
4.4.10.0030.0154.84
4.4.00.0060.0264.76
4.3.110.0100.0154.67
4.3.100.0100.0154.66
4.3.90.0070.0174.63
4.3.80.0050.0284.58
4.3.70.0050.0194.63
4.3.60.0050.0204.63
4.3.50.0030.0164.62
4.3.40.0040.0274.54
4.3.30.0030.0153.27
4.3.20.0030.0173.25
4.3.10.0040.0153.21
4.3.00.0170.0306.68

preferences:
39.83 ms | 400 KiB | 5 Q