3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "This is my test string {ABC}. This is test {XYZ}. I am new for PHP {PHP}". $i = 1; echo preg_replace_callback('/\{(.+?)\}/', function (array $match) use (&$i) { return sprintf('{%s %d}', $match[1], $i++); }, $string);

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)
8.3.60.0040.01218.45
8.3.50.0110.00718.55
8.3.40.0140.00019.13
8.3.30.0070.00719.26
8.3.20.0030.00520.37
8.3.10.0080.00023.66
8.3.00.0080.00017.93
8.2.180.0110.01116.75
8.2.170.0030.01422.96
8.2.160.0100.00320.52
8.2.150.0040.00425.66
8.2.140.0090.00024.66
8.2.130.0070.00026.16
8.2.120.0080.00021.09
8.2.110.0060.00322.11
8.2.100.0080.00418.22
8.2.90.0080.00019.21
8.2.80.0040.00417.97
8.2.70.0030.00517.88
8.2.60.0000.00717.93
8.2.50.0040.00718.07
8.2.40.0040.00417.97
8.2.30.0000.00918.23
8.2.20.0050.00317.96
8.2.10.0000.00718.15
8.2.00.0000.00817.78
8.1.280.0110.00425.92
8.1.270.0060.00323.99
8.1.260.0070.00026.35
8.1.250.0040.01128.09
8.1.240.0060.00322.04
8.1.230.0000.01119.16
8.1.220.0040.00417.79
8.1.210.0060.00318.77
8.1.200.0110.00017.47
8.1.190.0000.00917.35
8.1.180.0060.00318.10
8.1.170.0000.00818.78
8.1.160.0000.00822.04
8.1.150.0050.00318.79
8.1.140.0070.00017.61
8.1.130.0000.00717.79
8.1.120.0000.00717.67
8.1.110.0050.00317.53
8.1.100.0050.00217.53
8.1.90.0000.00817.57
8.1.80.0050.00217.48
8.1.70.0030.00317.50
8.1.60.0030.00517.65
8.1.50.0030.00617.74
8.1.40.0060.00317.68
8.1.30.0080.00017.73
8.1.20.0060.00317.75
8.1.10.0000.00917.75
8.1.00.0000.00817.55
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0040.00418.41
8.0.270.0030.00317.21
8.0.260.0030.00317.27
8.0.250.0000.00717.06
8.0.240.0030.00617.11
8.0.230.0080.00017.07
8.0.220.0080.00017.06
8.0.210.0000.00716.97
8.0.200.0000.00717.00
8.0.190.0040.00417.14
8.0.180.0000.00716.95
8.0.170.0030.00517.06
8.0.160.0040.00416.98
8.0.150.0050.00316.95
8.0.140.0050.00316.97
8.0.130.0050.00013.50
8.0.120.0050.00317.03
8.0.110.0000.00716.87
8.0.100.0050.00216.87
8.0.90.0070.00017.04
8.0.80.0070.00717.02
8.0.70.0070.00017.07
8.0.60.0050.00317.13
8.0.50.0050.00317.08
8.0.30.0080.01117.13
8.0.20.0130.01117.40
8.0.10.0070.00017.12
8.0.00.0090.01017.03
7.4.330.0060.00015.00
7.4.320.0030.00316.61
7.4.300.0030.00616.79
7.4.290.0100.00016.68
7.4.280.0000.00816.79
7.4.270.0000.00716.66
7.4.260.0050.00216.80
7.4.250.0020.00516.77
7.4.240.0020.00616.73
7.4.230.0040.00316.91
7.4.220.0120.00616.91
7.4.210.0140.00016.79
7.4.200.0000.00716.70
7.4.160.0060.00916.75
7.4.150.0160.00317.40
7.4.140.0100.00917.86
7.4.130.0070.01116.69
7.4.120.0090.00916.70
7.4.110.0150.00916.70
7.4.100.0060.01216.49
7.4.90.0100.00716.66
7.4.80.0060.01319.39
7.4.70.0110.00716.73
7.4.60.0030.01416.44
7.4.50.0060.00316.51
7.4.40.0000.01616.45
7.4.30.0030.01316.68
7.4.00.0070.00714.95
7.3.330.0050.00013.33
7.3.320.0060.00013.50
7.3.310.0000.00716.48
7.3.300.0090.00016.38
7.3.290.0140.00316.46
7.3.280.0090.01016.46
7.3.270.0030.01517.40
7.3.260.0060.01616.49
7.3.250.0090.00816.57
7.3.240.0120.00816.68
7.3.230.0130.00316.68
7.3.210.0070.01016.48
7.3.200.0110.00919.39
7.3.190.0150.00316.74
7.3.180.0070.01016.57
7.3.170.0100.00716.60
7.3.160.0030.01316.51
7.3.120.0120.00015.20
7.2.330.0110.00716.81
7.2.320.0140.00316.85
7.2.310.0110.01116.82
7.2.300.0130.01316.73
7.2.290.0130.00316.94
7.2.00.0090.00919.82
7.1.100.0130.02018.12
7.1.70.0000.00917.18
7.1.60.0120.00619.70
7.1.50.0000.02017.19
7.1.00.0100.07022.42
7.0.200.0050.00317.01
7.0.140.0030.07322.07
7.0.60.0030.06719.93
7.0.50.0100.07717.90
7.0.40.0030.04319.98
7.0.30.0300.07720.35
7.0.20.0400.07720.25
7.0.10.0000.05320.31
7.0.00.0070.08720.34
5.6.280.0070.07021.01
5.6.210.0130.05320.50
5.6.200.0070.08318.24
5.6.190.0070.04720.55
5.6.180.3330.03720.61
5.6.170.0270.03020.55
5.6.160.0100.04020.54
5.6.150.0070.03718.19
5.6.140.0100.07318.18
5.6.130.0030.04318.18
5.6.120.0130.07321.02
5.6.110.0100.07721.04
5.6.100.0000.04721.01
5.6.90.0100.08021.13
5.6.80.0000.04320.51
5.6.70.4630.04020.38
5.5.350.0070.07720.47
5.5.340.0070.04017.98
5.5.330.0100.08020.58
5.5.320.0330.07320.20
5.5.310.0300.06720.19
5.5.300.0000.04317.91
5.5.290.0030.06717.92
5.5.280.0070.08320.89
5.5.270.0070.06020.84
5.5.260.0100.04320.64
5.5.250.0130.06320.78
5.5.240.0100.04720.19
5.4.450.0170.04719.17
5.4.440.0030.07019.63
5.4.430.0270.04719.35
5.4.420.0130.06319.47
5.4.410.0030.06319.03
5.4.400.0270.05018.51
5.4.390.0270.06718.75
5.4.380.0100.06018.79
5.4.370.0200.03718.59
5.4.360.0030.04318.63
5.4.350.0050.04912.02
5.4.340.0050.03512.02
5.4.320.0050.03812.51
5.4.310.0050.04012.50
5.4.300.0110.03512.51
5.4.290.0090.03512.50
5.4.280.0050.03712.39
5.4.270.0050.03912.39
5.4.260.0050.04012.40
5.4.250.0120.03212.39
5.4.240.0050.03812.39
5.4.230.0090.03512.39
5.4.220.0090.03212.38
5.4.210.0070.03312.39
5.4.200.0060.03712.39
5.4.190.0060.03512.38
5.4.180.0080.03412.38
5.4.170.0040.03812.39
5.4.160.0080.03412.39
5.4.150.0050.03812.39
5.4.140.0090.03912.07
5.4.130.0090.03412.06
5.4.120.0070.03612.01
5.4.110.0050.03612.01
5.4.100.0050.03712.02
5.4.90.0040.04012.01
5.4.80.0040.03912.01
5.4.70.0080.03412.01
5.4.60.0030.03912.01
5.4.50.0050.03712.01
5.4.40.0070.04112.00
5.4.30.0090.03211.99
5.4.20.0050.03711.99
5.4.10.0040.03611.99
5.4.00.0080.03511.48
5.3.290.0060.04312.80
5.3.280.0080.03612.71
5.3.270.0050.04112.73
5.3.260.0050.04112.72
5.3.250.0050.03712.72
5.3.240.0040.03812.72
5.3.230.0070.03612.71
5.3.220.0070.03812.68
5.3.210.0070.03912.68
5.3.200.0050.03812.68
5.3.190.0060.03812.68
5.3.180.0040.03812.67
5.3.170.0070.03612.66
5.3.160.0050.03812.67
5.3.150.0080.04312.67
5.3.140.0090.03612.66
5.3.130.0040.04612.66
5.3.120.0080.03812.66
5.3.110.0080.03912.66
5.3.100.0040.04112.13
5.3.90.0070.03512.11
5.3.80.0060.03812.10
5.3.70.0050.03712.11
5.3.60.0070.03712.08
5.3.50.0050.03712.04
5.3.40.0070.03712.04
5.3.30.0060.03511.99
5.3.20.0050.04111.77
5.3.10.0040.03911.73
5.3.00.0080.03511.73
5.2.170.0080.0349.18
5.2.160.0070.0299.18
5.2.150.0050.0329.18
5.2.140.0080.0379.18
5.2.130.0050.0299.14
5.2.120.0020.0319.14
5.2.110.0070.0259.15
5.2.100.0050.0289.14
5.2.90.0070.0319.14
5.2.80.0030.0329.14
5.2.70.0070.0359.14
5.2.60.0040.0319.09
5.2.50.0060.0299.06
5.2.40.0040.0309.04
5.2.30.0030.0329.01
5.2.20.0070.0279.00
5.2.10.0100.0248.93
5.2.00.0070.0278.78
5.1.60.0060.0248.06
5.1.50.0060.0238.06
5.1.40.0040.0278.05
5.1.30.0050.0278.40
5.1.20.0050.0278.42
5.1.10.0050.0258.14
5.1.00.0030.0278.14
5.0.50.0050.0206.63
5.0.40.0050.0196.48
5.0.30.0030.0326.29
5.0.20.0060.0246.27
5.0.10.0010.0226.24
5.0.00.0030.0366.23
4.4.90.0020.0164.78
4.4.80.0030.0154.75
4.4.70.0030.0164.75
4.4.60.0030.0164.75
4.4.50.0040.0144.77
4.4.40.0050.0244.71
4.4.30.0040.0144.76
4.4.20.0020.0184.84
4.4.10.0010.0174.85
4.4.00.0040.0244.76
4.3.110.0030.0164.67
4.3.100.0040.0144.66
4.3.90.0010.0174.64
4.3.80.0020.0274.59
4.3.70.0030.0234.63
4.3.60.0010.0184.63
4.3.50.0040.0154.63
4.3.40.0070.0204.54
4.3.30.0040.0153.28
4.3.20.0020.0183.25
4.3.10.0030.0153.22
4.3.00.0100.0237.11

preferences:
44.91 ms | 400 KiB | 5 Q