3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = '2015/09/09'; $b = prge_replace('[0-9]+/[0-9]+/[0-9]+','\\2/\\3/\\1',$a); echo $b;

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)
8.3.60.0140.00318.54
8.3.50.0120.01021.15
8.3.40.0070.00718.66
8.3.30.0150.00418.79
8.3.20.0050.00220.29
8.3.10.0000.00823.62
8.3.00.0040.00422.32
8.2.180.0090.00616.63
8.2.170.0040.01122.96
8.2.160.0140.00020.52
8.2.150.0030.00524.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0060.00317.63
8.2.110.0060.00620.53
8.2.100.0090.00317.63
8.2.90.0040.00419.05
8.2.80.0050.00317.97
8.2.70.0040.00417.63
8.2.60.0000.00817.93
8.2.50.0030.00918.07
8.2.40.0040.00421.05
8.2.30.0040.00419.80
8.2.20.0050.00317.73
8.2.10.0030.00518.05
8.2.00.0040.00417.99
8.1.280.0000.01525.92
8.1.270.0030.00620.21
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.20
8.1.230.0070.00417.42
8.1.220.0030.00517.74
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0030.00518.55
8.1.160.0030.00523.64
8.1.150.0040.00418.82
8.1.140.0040.00417.39
8.1.130.0000.00717.64
8.1.120.0070.00017.46
8.1.110.0050.00317.39
8.1.100.0080.00017.38
8.1.90.0050.00317.39
8.1.80.0080.00017.41
8.1.70.0030.00317.39
8.1.60.0030.00517.41
8.1.50.0040.00717.45
8.1.40.0000.00817.39
8.1.30.0000.00817.54
8.1.20.0040.00417.55
8.1.10.0040.00417.55
8.1.00.0080.00017.55
8.0.300.0000.00818.77
8.0.290.0070.00016.63
8.0.280.0030.00318.39
8.0.270.0000.00717.20
8.0.260.0040.00417.18
8.0.250.0000.00716.98
8.0.240.0000.00816.87
8.0.230.0000.00716.94
8.0.220.0030.00316.85
8.0.210.0070.00016.77
8.0.200.0060.00016.82
8.0.190.0000.00716.92
8.0.180.0040.00416.76
8.0.170.0050.00316.93
8.0.160.0030.00316.82
8.0.150.0030.00316.88
8.0.140.0030.00316.86
8.0.130.0030.00313.36
8.0.120.0000.00816.75
8.0.110.0030.00316.90
8.0.100.0070.00016.73
8.0.90.0040.00416.87
8.0.80.0060.01316.86
8.0.70.0070.00016.72
8.0.60.0080.00016.91
8.0.50.0050.00316.87
8.0.30.0140.00617.02
8.0.20.0080.01417.40
8.0.10.0000.00717.13
8.0.00.0120.00916.65
7.4.330.0050.00015.14
7.4.320.0030.00316.41
7.4.300.0070.00016.45
7.4.290.0090.00016.43
7.4.280.0040.00416.39
7.4.270.0040.00416.53
7.4.260.0000.00513.24
7.4.250.0070.00316.55
7.4.240.0030.00516.59
7.4.230.0070.00016.30
7.4.220.0130.01016.66
7.4.210.0030.01316.37
7.4.200.0000.00716.41
7.4.160.0060.00916.50
7.4.150.0060.01217.40
7.4.140.0110.01117.86
7.4.130.0100.00816.47
7.4.120.0150.00516.57
7.4.110.0030.01416.39
7.4.100.0170.00616.38
7.4.90.0100.00716.61
7.4.80.0060.01419.39
7.4.70.0080.01216.35
7.4.60.0060.00916.39
7.4.50.0060.00316.55
7.4.40.0110.01116.38
7.4.30.0120.00616.65
7.4.00.0130.00315.16
7.3.330.0000.00713.01
7.3.320.0080.00012.93
7.3.310.0000.00716.19
7.3.300.0040.00416.25
7.3.290.0100.00616.23
7.3.280.0120.00716.26
7.3.270.0000.01717.40
7.3.260.0070.01116.20
7.3.250.0140.00416.36
7.3.240.0070.01016.47
7.3.230.0090.00916.45
7.3.210.0160.00016.21
7.3.200.0070.01019.39
7.3.190.0000.01616.29
7.3.180.0090.00616.34
7.3.170.0030.01616.53
7.3.160.0060.01016.23
7.3.120.0030.01314.67
7.3.110.0070.00714.87
7.3.100.0030.01214.60
7.3.90.0000.01314.73
7.3.80.0120.00314.63
7.3.70.0080.00314.73
7.3.60.0070.00714.86
7.3.50.0060.00614.94
7.3.40.0080.00614.70
7.3.30.0110.00714.89
7.3.20.0070.00716.75
7.3.10.0050.00716.32
7.3.00.0050.00816.51
7.2.330.0110.00616.44
7.2.320.0080.00816.25
7.2.310.0060.01216.45
7.2.300.0060.01616.62
7.2.290.0100.00616.25
7.2.240.0060.00915.14
7.2.230.0100.00315.09
7.2.220.0000.01414.79
7.2.210.0070.01014.86
7.2.200.0030.01215.05
7.2.190.0170.00014.71
7.2.180.0000.01414.85
7.2.170.0030.01314.80
7.2.160.0060.01014.69
7.2.150.0100.00716.64
7.2.140.0060.00616.58
7.2.130.0050.01016.67
7.2.120.0050.00916.74
7.2.110.0090.00616.71
7.2.100.0090.00516.51
7.2.90.0050.00816.78
7.2.80.0020.01116.60
7.2.70.0070.00816.84
7.2.60.0060.00816.68
7.2.50.0040.00616.88
7.2.40.0090.00516.74
7.2.30.0070.00816.80
7.2.20.0060.00716.71
7.2.10.0040.00816.72
7.2.00.0060.01017.61
7.1.330.0070.00715.61
7.1.320.0060.00615.45
7.1.310.0030.00715.35
7.1.300.0060.00615.74
7.1.290.0090.00315.52
7.1.280.0000.00915.64
7.1.270.0110.00415.79
7.1.260.0100.00315.64
7.1.250.0040.00715.78
7.1.200.0000.01015.77
7.1.100.0100.01017.75
7.1.70.0090.00017.19
7.1.60.0100.01420.03
7.1.50.0100.01316.95
7.1.00.0070.07322.36
7.0.200.0880.00914.53
7.0.60.0070.08319.85
7.0.50.0030.07717.83
7.0.40.0070.04320.18
7.0.30.0300.07020.02
7.0.20.0400.07320.22
7.0.10.0170.04320.18
7.0.00.0170.07020.04
5.6.210.0070.07720.66
5.6.200.0030.08318.22
5.6.190.0070.05020.43
5.6.180.0230.03720.77
5.6.170.0600.04020.61
5.6.160.0130.05320.41
5.6.150.0100.06318.09
5.6.140.0070.08318.11
5.6.130.0130.06718.09
5.6.120.0030.05720.99
5.6.110.0100.05320.98
5.6.100.0200.07720.98
5.6.90.0070.06720.99
5.6.80.0170.07020.34
5.6.70.0430.06320.36
5.5.350.0100.09020.40
5.5.340.0070.04717.95
5.5.330.0100.04720.37
5.5.320.0230.07720.35
5.5.310.0230.05320.24
5.5.300.0030.06018.02
5.5.290.0030.04317.96
5.5.280.0170.08720.86
5.5.270.0130.07720.93
5.5.260.0030.06020.78
5.5.250.0070.06720.45
5.5.240.0070.08020.25
5.4.450.0770.05319.09
5.4.440.0730.05019.26
5.4.430.0630.06719.59
5.4.420.0600.06019.42
5.4.410.0600.05318.97
5.4.400.0630.05319.29
5.4.390.0670.04718.78
5.4.380.0530.04718.88
5.4.370.0570.05319.29
5.4.360.0570.05719.17
5.4.350.0570.04719.23
5.4.340.0570.06719.04
5.4.320.0600.07718.76
5.4.310.0670.04719.12
5.4.300.0630.05319.14
5.4.290.0700.05019.14
5.4.280.0470.06319.14
5.4.270.0600.06719.09
5.4.260.0670.06019.21
5.4.250.0800.07018.87
5.4.240.0570.05319.27
5.4.230.0700.05019.23
5.4.220.0700.05718.77
5.4.210.0670.06019.28
5.4.200.0500.05716.90
5.4.190.0600.05319.05
5.4.180.0530.05719.05
5.4.170.0630.05318.93
5.4.160.0600.05319.21
5.4.150.0500.05318.89
5.4.140.0600.05316.35
5.4.130.0770.05016.38
5.4.120.0670.04016.18
5.4.110.0630.04016.32
5.4.100.0670.05016.49
5.4.90.0530.05316.48
5.4.80.0700.05316.48
5.4.70.0630.05316.25
5.4.60.0000.07316.43
5.4.50.0000.07016.41
5.4.40.0030.04316.38
5.4.30.0230.06716.28
5.4.20.0130.03716.39

preferences:
49.15 ms | 401 KiB | 5 Q