3v4l.org

run code in 300+ PHP versions simultaneously
<?php $♥ = "love"; $heart = "really love"; $pat = "[♥]+"; $sub = "heart"; $code = mb_ereg_replace( $pat, $sub, "I \$♥ PHP" ); var_dump($code); eval("\$code = \"$code\";"); echo $code;

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)
8.3.40.0070.00718.79
8.3.30.0140.00319.27
8.3.20.0080.00020.25
8.3.10.0040.00421.77
8.3.00.0030.00517.89
8.2.170.0070.00722.96
8.2.160.0030.01320.32
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0060.01226.16
8.2.120.0040.00421.07
8.2.110.0100.00720.27
8.2.100.0080.00417.84
8.2.90.0000.00819.30
8.2.80.0030.00617.97
8.2.70.0000.01017.75
8.2.60.0050.00318.05
8.2.50.0040.00418.07
8.2.40.0000.00819.88
8.2.30.0030.00618.01
8.2.20.0030.00517.78
8.2.10.0040.00418.24
8.2.00.0040.00417.68
8.1.270.0080.00023.88
8.1.260.0000.00726.35
8.1.250.0050.00228.09
8.1.240.0000.01022.52
8.1.230.0050.00520.88
8.1.220.0000.00818.77
8.1.210.0050.00318.95
8.1.200.0060.00617.34
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0060.00318.76
8.1.160.0040.00422.11
8.1.150.0040.00418.88
8.1.140.0040.00417.59
8.1.130.0000.00717.81
8.1.120.0000.00717.61
8.1.110.0050.00317.52
8.1.100.0040.00417.55
8.1.90.0040.00417.59
8.1.80.0030.00317.48
8.1.70.0030.00317.53
8.1.60.0040.00417.71
8.1.50.0080.00017.59
8.1.40.0080.00017.66
8.1.30.0060.00317.70
8.1.20.0040.00417.71
8.1.10.0080.00017.62
8.1.00.0040.00417.54
8.0.300.0000.00720.15
8.0.290.0000.00716.75
8.0.280.0070.00018.48
8.0.270.0070.00017.40
8.0.260.0000.00617.31
8.0.250.0090.00017.05
8.0.240.0070.00017.09
8.0.230.0030.00317.04
8.0.220.0070.00016.99
8.0.210.0040.00416.96
8.0.200.0030.00317.10
8.0.190.0000.00717.05
8.0.180.0040.00417.03
8.0.170.0000.00917.10
8.0.160.0040.00417.14
8.0.150.0070.00017.03
8.0.140.0000.00717.03
8.0.130.0000.00613.42
8.0.120.0050.00317.00
8.0.110.0040.00416.95
8.0.100.0040.00417.06
8.0.90.0070.00017.03
8.0.80.0070.00716.98
8.0.70.0040.00417.13
8.0.60.0000.00716.84
8.0.50.0040.00417.09
8.0.30.0110.01217.22
8.0.20.0090.01317.40
8.0.10.0040.00417.16
8.0.00.0080.00916.94
7.4.330.0050.00015.13
7.4.320.0000.00616.69
7.4.300.0030.00316.64
7.4.290.0030.00316.75
7.4.280.0000.00716.72
7.4.270.0070.00016.72
7.4.260.0000.00816.63
7.4.250.0050.00216.69
7.4.240.0040.00416.71
7.4.230.0040.00416.80
7.4.220.0160.00416.70
7.4.210.0030.01016.79
7.4.200.0040.00416.63
7.4.160.0200.00416.70
7.4.150.0060.01317.40
7.4.140.0150.00717.86
7.4.130.0130.00316.50
7.4.120.0110.00916.61
7.4.110.0110.00716.57
7.4.100.0100.00716.38
7.4.90.0100.00716.41
7.4.80.0060.01519.39
7.4.70.0170.00316.57
7.4.60.0150.00016.57
7.4.50.0040.00416.36
7.4.40.0090.00916.66
7.4.30.0130.00316.70
7.4.10.0080.01015.65
7.4.00.0060.01015.54
7.3.330.0000.00613.27
7.3.320.0000.00513.22
7.3.310.0000.00716.34
7.3.300.0030.00316.20
7.3.290.0130.00716.31
7.3.280.0080.01016.34
7.3.270.0130.00617.40
7.3.260.0060.01216.44
7.3.250.0080.01316.47
7.3.240.0060.01316.52
7.3.230.0030.01516.56
7.3.210.0070.01016.27
7.3.200.0090.00919.39
7.3.190.0120.00616.53
7.3.180.0040.01216.46
7.3.170.0000.01516.46
7.3.160.0060.01616.50
7.3.130.0040.01415.53
7.3.120.0060.01015.27
7.3.110.0090.00615.62
7.3.100.0070.00715.58
7.3.90.0040.00915.60
7.3.80.0040.01115.64
7.3.70.0040.00915.60
7.3.60.0060.01115.55
7.3.50.0050.00915.56
7.3.40.0050.00715.57
7.3.30.0030.00715.66
7.3.20.0080.00617.32
7.3.10.0110.00717.00
7.3.00.0100.00617.10
7.2.330.0080.00816.63
7.2.320.0110.00716.67
7.2.310.0090.00916.63
7.2.300.0110.00616.65
7.2.290.0130.00316.49
7.2.260.0050.01415.82
7.2.250.0050.01015.78
7.2.240.0020.01215.81
7.2.230.0050.00815.71
7.2.220.0050.00915.86
7.2.210.0050.00915.59
7.2.200.0060.01115.75
7.2.190.0080.00715.84
7.2.180.0070.00715.75
7.2.170.0110.00515.69
7.2.160.0040.01015.76
7.2.150.0050.00817.55
7.2.140.0070.00317.55
7.2.130.0110.00617.26
7.2.120.0110.00817.22
7.2.110.0080.01017.19
7.2.100.0110.00717.13
7.2.90.0050.01117.33
7.2.80.0130.00717.44
7.2.70.0090.00917.30
7.2.60.0090.00817.05
7.2.50.0080.01017.21
7.2.40.0140.00317.14
7.2.30.0050.00917.19
7.2.20.0100.00917.21
7.2.10.0100.00817.22
7.2.00.0160.00517.86
7.1.330.0040.00916.62
7.1.320.0070.00916.63
7.1.310.0070.00916.63
7.1.300.0040.00916.67
7.1.290.0040.01116.62
7.1.280.0060.00716.60
7.1.270.0050.01216.57
7.1.260.0040.00516.63
7.1.250.0080.00616.23
7.1.240.0020.01416.50
7.1.230.0090.00716.36
7.1.220.0080.00816.49
7.1.210.0080.00516.57
7.1.200.0050.01016.23
7.1.190.0070.00816.56
7.1.180.0060.00616.39
7.1.170.0090.00616.47
7.1.160.0070.00816.47
7.1.150.0070.00516.62
7.1.140.0020.00816.63
7.1.130.0080.00416.57
7.1.120.0070.00816.46
7.1.110.0010.01316.63
7.1.100.0090.00617.06
7.1.90.0090.00516.50
7.1.80.0020.01016.62
7.1.70.0040.00816.78
7.1.60.0080.00917.50
7.1.50.0080.00916.72
7.1.40.0060.00716.64
7.1.30.0050.00916.57
7.1.20.0030.01016.63
7.1.10.0060.00616.73
7.1.00.0070.02618.49
7.0.330.0070.00516.12
7.0.320.0030.01116.04
7.0.310.0040.01316.22
7.0.300.0080.00816.12
7.0.290.0070.00516.21
7.0.280.0050.00816.30
7.0.270.0050.01016.06
7.0.260.0050.00616.20
7.0.250.0060.00616.21
7.0.240.0050.00616.15
7.0.230.0060.00516.16
7.0.220.0070.00716.13
7.0.210.0050.00816.13
7.0.200.0050.00816.53
7.0.190.0030.00916.20
7.0.180.0080.00516.21
7.0.170.0050.00816.17
7.0.160.0070.00516.02
7.0.150.0070.00816.23
7.0.140.0050.02918.24
7.0.130.0040.00916.15
7.0.120.0040.01016.15
7.0.110.0080.00316.21
7.0.100.0050.00516.23
7.0.90.0060.01016.28
7.0.80.0070.00516.30
7.0.70.0030.00816.18
7.0.60.0060.01817.45
7.0.50.0070.02816.80
7.0.40.0040.03216.27
7.0.30.0100.02216.27
7.0.20.0130.02216.23
7.0.10.0030.03916.16
7.0.00.0060.02116.20
5.6.400.0030.00815.04
5.6.390.0070.00815.13
5.6.380.0070.00915.06
5.6.370.0020.01314.93
5.6.360.0050.01115.00
5.6.350.0050.00615.04
5.6.340.0010.01115.17
5.6.330.0040.01015.26
5.6.320.0040.01015.20
5.6.310.0070.00815.14
5.6.300.0040.00515.20
5.6.290.0030.01215.33
5.6.280.0080.02616.98
5.6.270.0050.00815.05
5.6.260.0050.00715.05
5.6.250.0060.00814.96
5.6.240.0050.00915.23
5.6.230.0050.01015.06
5.6.220.0080.00515.03
5.6.210.0110.02217.05
5.6.200.0130.02816.07
5.6.190.0040.02816.92
5.6.180.0150.02816.77
5.6.170.0170.03016.85
5.6.160.0040.02516.79
5.6.150.0080.01716.25
5.6.140.0070.03016.03
5.6.130.0030.03616.19
5.6.120.0090.03117.04
5.6.110.0090.03016.91
5.6.100.0070.03016.99
5.6.90.0050.03417.15
5.6.80.0080.01816.77
5.6.70.0000.01414.82
5.6.60.0070.00815.08
5.6.50.0050.01114.98
5.6.40.0040.00814.95
5.6.30.0050.00614.92
5.6.20.0050.01114.91
5.6.10.0080.00615.04
5.6.00.0020.01014.88
5.5.380.0080.00514.95
5.5.370.0060.00514.86
5.5.360.0050.00714.86
5.5.350.0190.02616.75
5.5.340.0070.02115.78
5.5.330.0050.02316.62
5.5.320.0190.02516.61
5.5.310.0150.03016.72
5.5.300.0010.03716.10
5.5.290.0070.03115.97
5.5.280.0030.02216.80
5.5.270.0070.01916.81
5.5.260.0060.02016.80
5.5.250.0100.03016.82
5.5.240.0060.02816.77
5.5.230.0070.01014.91
5.5.220.0080.00614.88
5.5.210.0060.00714.93
5.5.200.0070.00715.03
5.5.190.0040.00814.92
5.5.180.0030.01114.80
5.5.170.0030.00915.11
5.5.160.0070.00414.90
5.5.150.0030.01015.01
5.5.140.0080.00414.87
5.5.130.0020.01015.01
5.5.120.0050.00515.03
5.5.110.0080.00714.94
5.5.100.0030.01014.85
5.5.90.0050.00914.84
5.5.80.0060.00614.89
5.5.70.0060.00614.84
5.5.60.0030.00914.71
5.5.50.0030.01014.83
5.5.40.0110.00515.00
5.5.30.0030.00914.88
5.5.20.0060.00814.82
5.5.10.0050.01014.75
5.5.00.0080.00814.70
5.4.450.0330.02314.32
5.4.440.0210.02114.35
5.4.430.0240.02314.30
5.4.420.0030.02414.42
5.4.410.0070.02414.19
5.4.400.0220.02713.98
5.4.390.0190.02713.94
5.4.380.0060.02313.95
5.4.370.0070.01614.02
5.4.360.0020.01813.94
5.4.350.0040.01911.71
5.4.340.0040.01711.80
5.4.330.0080.00111.60
5.4.320.0040.01712.08
5.4.310.0060.01512.00
5.4.300.0070.01611.95
5.4.290.0060.01611.93
5.4.280.0060.01612.00
5.4.270.0040.01611.87
5.4.260.0030.01911.90
5.4.250.0050.01611.80
5.4.240.0030.01811.91
5.4.230.0080.01511.81
5.4.220.0040.01811.84
5.4.210.0080.01311.95
5.4.200.0080.01411.83
5.4.190.0070.01511.91
5.4.180.0050.01511.89
5.4.170.0060.01711.95
5.4.160.0050.01911.96
5.4.150.0050.01611.97
5.4.140.0030.02011.83
5.4.130.0090.01411.75
5.4.120.0070.01611.85
5.4.110.0020.01911.88
5.4.100.0040.01811.70
5.4.90.0030.01911.82
5.4.80.0040.01811.79
5.4.70.0020.02011.74
5.4.60.0040.01711.69
5.4.50.0010.02011.74
5.4.40.0050.01711.84
5.4.30.0070.01611.76
5.4.20.0050.01811.86
5.4.10.0030.01611.80
5.4.00.0050.01511.53
5.3.290.0040.01712.08
5.3.280.0060.01611.95
5.3.270.0070.01512.00
5.3.260.0060.01911.92
5.3.250.0080.01612.06
5.3.240.0030.01911.91
5.3.230.0070.01712.06
5.3.220.0050.01811.93
5.3.210.0070.01612.00
5.3.200.0060.01811.89
5.3.190.0070.01411.98
5.3.180.0070.01612.01
5.3.170.0040.01712.05
5.3.160.0080.01612.13
5.3.150.0050.01712.06
5.3.140.0040.02212.02
5.3.130.0060.02012.04
5.3.120.0090.01411.96
5.3.110.0060.01812.05
5.3.100.0050.01911.78
5.3.90.0090.01511.84
5.3.80.0080.01611.67
5.3.70.0080.01411.73
5.3.60.0080.01511.80
5.3.50.0090.01611.80
5.3.40.0070.01611.69
5.3.30.0070.01711.71
5.3.20.0050.01811.54
5.3.10.0030.01711.51
5.3.00.0040.01811.53
5.2.170.0050.0319.19
5.2.160.0040.0329.18
5.2.150.0050.0309.19
5.2.140.0050.0329.18
5.2.130.0050.0359.14
5.2.120.0020.0319.14
5.2.110.0050.0309.14
5.2.100.0010.0319.14
5.2.90.0040.0289.14
5.2.80.0050.0329.14
5.2.70.0050.0309.14
5.2.60.0060.0349.09
5.2.50.0030.0319.06
5.2.40.0060.0309.04
5.2.30.0060.0309.02
5.2.20.0050.0349.01
5.2.10.0030.0318.95
5.2.00.0060.0298.80
5.1.60.0110.0248.08
5.1.50.0030.0268.08
5.1.40.0050.0248.06
5.1.30.0050.0258.41
5.1.20.0050.0258.43
5.1.10.0040.0338.16
5.1.00.0040.0258.16
5.0.50.0060.0256.63
5.0.40.0020.0216.50
5.0.30.0040.0306.30
5.0.20.0060.0176.28
5.0.10.0030.0206.25
5.0.00.0040.0296.25
4.4.90.0030.0154.78
4.4.80.0020.0164.75
4.4.70.0020.0164.75
4.4.60.0050.0134.76
4.4.50.0020.0164.77
4.4.40.0040.0244.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0040.0144.85
4.4.00.0020.0264.76
4.3.110.0030.0154.66
4.3.100.0030.0144.66
4.3.90.0020.0154.63
4.3.80.0020.0274.58
4.3.70.0030.0144.63
4.3.60.0050.0124.63
4.3.50.0020.0164.63
4.3.40.0030.0244.54
4.3.30.0030.0193.29
4.3.20.0020.0213.26
4.3.10.0030.0173.22
4.3.00.0100.0207.12

preferences:
50.85 ms | 400 KiB | 5 Q