3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tst = '!!!!'; $a = '@@@'; $template = '{{$tst}}test{{$a}}'; if (preg_match_all('/{{\$(.*?)}}/', $template, $m)) { foreach ($m[1] as $i => $varname) { $template = str_replace($m[0][$i], $$varname, $template); } } echo $template;

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)
8.3.70.0120.00616.50
8.3.60.0070.01018.68
8.3.50.0110.00422.01
8.3.40.0090.00618.89
8.3.30.0070.00719.13
8.3.20.0050.00220.38
8.3.10.0050.00321.92
8.3.00.0040.00422.44
8.2.180.0070.01016.75
8.2.170.0100.01022.96
8.2.160.0060.00921.19
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.61
8.2.110.0030.00721.07
8.2.100.0040.00818.28
8.2.90.0000.00819.23
8.2.80.0060.00317.97
8.2.70.0040.00417.75
8.2.60.0060.00318.16
8.2.50.0050.00318.16
8.2.40.0040.00420.50
8.2.30.0000.00821.12
8.2.20.0080.00017.85
8.2.10.0030.00617.92
8.2.00.0000.00817.82
8.1.280.0120.00925.92
8.1.270.0060.00323.86
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0090.00019.69
8.1.230.0040.00720.30
8.1.220.0030.00517.77
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0080.00017.36
8.1.180.0000.00718.10
8.1.170.0030.00618.78
8.1.160.0040.00418.91
8.1.150.0070.00020.18
8.1.140.0000.00717.62
8.1.130.0070.00017.89
8.1.120.0000.00817.61
8.1.110.0000.00717.47
8.1.100.0040.00417.65
8.1.90.0040.00417.48
8.1.80.0000.00817.62
8.1.70.0000.00717.48
8.1.60.0060.00317.72
8.1.50.0040.00417.66
8.1.40.0040.00417.74
8.1.30.0040.00417.82
8.1.20.0030.00517.79
8.1.10.0090.00017.70
8.1.00.0040.00417.57
8.0.300.0040.00419.21
8.0.290.0070.00016.88
8.0.280.0030.00318.45
8.0.270.0040.00317.27
8.0.260.0030.00317.03
8.0.250.0030.00317.15
8.0.240.0070.00017.12
8.0.230.0000.00717.07
8.0.220.0030.00316.93
8.0.210.0000.00716.97
8.0.200.0060.00017.06
8.0.190.0050.00317.06
8.0.180.0040.00417.11
8.0.170.0000.00716.97
8.0.160.0070.00016.91
8.0.150.0070.00016.94
8.0.140.0050.00317.00
8.0.130.0000.00813.47
8.0.120.0060.00316.91
8.0.110.0060.00316.85
8.0.100.0050.00316.91
8.0.90.0000.00716.87
8.0.80.0080.01116.95
8.0.70.0000.00816.89
8.0.60.0000.00716.93
8.0.50.0040.00416.82
8.0.30.0170.00617.32
8.0.20.0080.01017.40
8.0.10.0050.00217.19
8.0.00.0130.00617.03
7.4.330.0020.00215.06
7.4.320.0030.00316.74
7.4.300.0060.00016.66
7.4.290.0050.00216.84
7.4.280.0070.00316.70
7.4.270.0000.00816.80
7.4.260.0000.00716.73
7.4.250.0040.00416.72
7.4.240.0040.00416.62
7.4.230.0000.00716.61
7.4.220.0120.00616.85
7.4.210.0080.00616.79
7.4.200.0070.00016.79
7.4.190.0030.00316.67
7.4.160.0100.00716.55
7.4.150.0040.01517.40
7.4.140.0090.01217.86
7.4.130.0140.00316.85
7.4.120.0070.01016.63
7.4.110.0100.00716.75
7.4.100.0150.00316.61
7.4.90.0150.00316.79
7.4.80.0190.00316.58
7.4.70.0050.00316.84
7.4.60.0130.00316.78
7.4.50.0060.00316.49
7.4.40.0090.00622.77
7.4.30.0120.00316.88
7.4.00.0090.00615.25
7.3.330.0020.00313.35
7.3.320.0000.00513.46
7.3.310.0030.00316.43
7.3.300.0030.00316.37
7.3.290.0060.01516.44
7.3.280.0090.00816.45
7.3.270.0130.00617.40
7.3.260.0120.00916.91
7.3.250.0120.00616.71
7.3.240.0120.01416.47
7.3.230.0030.01516.70
7.3.210.0120.01216.55
7.3.200.0170.00319.39
7.3.190.0130.00316.85
7.3.180.0030.01316.80
7.3.170.0060.00916.50
7.3.160.0070.01016.71
7.3.120.0000.01415.01
7.3.00.0090.00916.66
7.2.330.0100.00716.95
7.2.320.0100.01316.94
7.2.310.0120.00916.77
7.2.300.0030.01316.85
7.2.290.0040.01816.80
7.2.130.0090.00616.91
7.2.120.0000.02117.15
7.2.110.0050.01017.29
7.2.100.0040.01517.23
7.2.90.0090.01217.17
7.2.80.0180.00317.33
7.2.70.0150.00817.12
7.2.60.0140.01417.08
7.2.50.0070.01116.95
7.2.40.0030.01617.05
7.2.30.0210.00017.14
7.2.20.0120.00916.97
7.2.10.0120.00617.09
7.2.00.0080.00918.26
7.1.250.0090.01115.86
7.1.240.0120.00916.00
7.1.230.0070.01315.93
7.1.220.0070.00715.60
7.1.210.0040.01115.70
7.1.200.0090.00916.09
7.1.190.0100.00716.11
7.1.180.0110.00715.90
7.1.170.0000.01815.71
7.1.160.0160.00516.08
7.1.150.0120.00316.06
7.1.140.0070.01016.03
7.1.130.0100.00516.01
7.1.120.0150.00415.96
7.1.110.0000.01416.04
7.1.100.0090.00617.25
7.1.90.0100.00615.86
7.1.80.0090.00516.06
7.1.70.0040.01216.69
7.1.60.0090.00917.89
7.1.50.0110.01016.48
7.1.40.0080.00815.98
7.1.30.0070.01115.94
7.1.20.0100.01415.89
7.1.10.0080.00815.91
7.1.00.0060.04219.11
7.0.330.0140.00715.63
7.0.320.0060.01015.34
7.0.310.0030.01015.61
7.0.300.0080.00815.39
7.0.290.0100.00715.38
7.0.280.0160.00015.79
7.0.270.0120.00915.52
7.0.260.0060.01015.35
7.0.250.0090.00915.59
7.0.240.0130.00415.59
7.0.230.0140.00715.47
7.0.220.0180.00015.83
7.0.210.0070.01115.42
7.0.200.0170.00216.19
7.0.190.0000.01815.31
7.0.180.0080.01315.66
7.0.170.0000.01715.81
7.0.160.0210.00315.80
7.0.150.0130.00915.51
7.0.140.0070.03618.83
7.0.130.0120.00215.55
7.0.120.0160.00315.66
7.0.110.0090.00715.38
7.0.100.0080.01415.73
7.0.90.0040.01115.70
7.0.80.0030.00915.60
7.0.70.0040.00415.52
7.0.60.0090.04217.68
7.0.50.0110.03816.79
7.0.40.0050.04816.76
7.0.30.0250.03816.91
7.0.20.0090.02716.82
7.0.10.0080.03516.87
7.0.00.0120.02516.89
5.6.380.0130.00314.28
5.6.370.0060.00614.57
5.6.360.0040.01114.52
5.6.350.0070.00414.03
5.6.340.0000.01014.40
5.6.330.0030.00614.30
5.6.320.0110.00414.54
5.6.310.0100.00314.19
5.6.300.0000.01314.68
5.6.290.0050.00514.41
5.6.280.0030.04217.76
5.6.270.0040.00814.82
5.6.260.0100.00314.70
5.6.250.0120.00614.38
5.6.240.0090.00314.43
5.6.230.0100.00314.62
5.6.220.0120.00014.35
5.6.210.0070.02317.58
5.6.200.0030.04916.33
5.6.190.0050.02317.60
5.6.180.2070.01817.64
5.6.170.0180.04117.45
5.6.160.0100.04717.49
5.6.150.0080.03916.25
5.6.140.0020.02916.39
5.6.130.0050.03416.39
5.6.120.0080.03717.55
5.6.110.0060.05017.61
5.6.100.0080.04517.59
5.6.90.0080.04317.76
5.6.80.0040.02217.45
5.6.70.2080.02217.30
5.6.60.0040.00714.40
5.6.50.0000.01114.52
5.6.40.0040.00814.22
5.6.30.0070.00714.36
5.6.20.0030.00614.39
5.6.10.0040.00714.38
5.6.00.0060.00614.12
5.5.380.0070.00411.26
5.5.370.0000.00711.34
5.5.360.0040.00411.44
5.5.350.0020.04015.70
5.5.340.0050.04514.59
5.5.330.0080.03815.52
5.5.320.2050.01815.64
5.5.310.0160.03715.82
5.5.300.0020.02114.48
5.5.290.0030.04514.56
5.5.280.0050.02115.92
5.5.270.0070.03815.98
5.5.260.0030.02515.92
5.5.250.0020.04715.76
5.5.240.0140.03615.65
5.5.230.0030.00311.23
5.5.220.0050.00311.03
5.5.210.0040.00411.13
5.5.200.0040.00411.18
5.5.190.0060.00610.86
5.5.180.0000.00711.07
5.5.170.0060.00311.05
5.5.160.0000.00811.10
5.5.150.0060.00311.19
5.5.140.0000.00711.21
5.5.130.0000.00811.15
5.5.120.0040.00411.24
5.5.110.0080.00011.08
5.5.100.0030.00610.97
5.5.90.0080.00310.92
5.5.80.0000.01011.15
5.5.70.0000.00810.85
5.5.60.0050.00310.86
5.5.50.0030.00711.00
5.5.40.0050.00310.51
5.5.30.0000.00910.98
5.5.20.0090.00010.99
5.5.10.0000.00810.89
5.5.00.0040.00411.17
5.4.450.0190.02215.22
5.4.440.0350.02215.09
5.4.430.0050.02415.19
5.4.420.0540.01915.34
5.4.410.0120.02514.96
5.4.400.0090.02914.76
5.4.390.0100.02514.82
5.4.380.0050.03614.71
5.4.370.0170.02914.93
5.4.360.0150.02514.75
5.4.350.0190.02914.72
5.4.340.0210.02814.88
5.4.330.0000.00711.04
5.4.320.0060.02111.60
5.4.310.0060.02211.78
5.4.300.0050.01911.66
5.4.290.0040.03111.74
5.4.280.0040.01911.64
5.4.270.0040.02411.52
5.4.260.0040.02311.59
5.4.250.0050.02111.54
5.4.240.0060.02111.57
5.4.230.0040.02111.64
5.4.220.0030.02411.61
5.4.210.0040.02211.64
5.4.200.0030.02611.54
5.4.190.0050.01911.60
5.4.180.0070.01911.54
5.4.170.0040.02011.76
5.4.160.0020.02511.57
5.4.150.0040.02211.64
5.4.140.0040.02311.50
5.4.130.0060.01911.48
5.4.120.0030.02111.37
5.4.110.0080.02311.60
5.4.100.0020.02111.45
5.4.90.0060.02211.43
5.4.80.0020.02411.48
5.4.70.0030.02311.51
5.4.60.0040.02211.46
5.4.50.0050.03011.40
5.4.40.0080.02611.56
5.4.30.0050.01911.36
5.4.20.0020.02511.49
5.4.10.0040.02011.41
5.4.00.0050.02211.18
5.3.290.0040.03011.65
5.3.280.0070.02111.61
5.3.270.0050.03411.60
5.3.260.0050.02611.65
5.3.250.0020.03011.67
5.3.240.0060.02111.57
5.3.230.0020.02311.58
5.3.220.0040.02311.57
5.3.210.0070.02111.55
5.3.200.0020.02311.54
5.3.190.0070.02111.52
5.3.180.0070.02011.61
5.3.170.0040.02111.57
5.3.160.0060.02111.56
5.3.150.0050.02711.67
5.3.140.0050.02611.60
5.3.130.0040.02411.56
5.3.120.0070.02611.63
5.3.110.0040.02611.57
5.3.100.0040.02311.30
5.3.90.0090.02711.32
5.3.80.0070.03711.21
5.3.70.0070.02611.18
5.3.60.0050.02511.27
5.3.50.0050.02911.20
5.3.40.0050.03211.08
5.3.30.0060.02711.11
5.3.20.0060.02510.99
5.3.10.0040.02810.93
5.3.00.0040.02510.93
5.2.170.0020.0229.36
5.2.160.0040.0209.38
5.2.150.0030.0219.24
5.2.140.0040.0199.39
5.2.130.0020.0239.24
5.2.120.0040.0209.30
5.2.110.0070.0169.29
5.2.100.0040.0179.31
5.2.90.0040.0159.26
5.2.80.0040.0189.18
5.2.70.0050.0169.27
5.2.60.0040.0169.18
5.2.50.0030.0199.21
5.2.40.0030.0179.10
5.2.30.0040.0189.05
5.2.20.0050.0169.13
5.2.10.0040.0149.02
5.2.00.0060.0148.98
5.1.60.0030.0148.57
5.1.50.0020.0178.57
5.1.40.0030.0148.56
5.1.30.0050.0138.74
5.1.20.0030.0168.75
5.1.10.0020.0178.61
5.1.00.0060.0148.61
5.0.50.0030.0147.85
5.0.40.0050.0097.78
5.0.30.0020.0187.68
5.0.20.0050.0097.67
5.0.10.0030.0117.66
5.0.00.0030.0167.65
4.4.90.0030.0096.93
4.4.80.0010.0106.92
4.4.70.0040.0096.93
4.4.60.0020.0116.92
4.4.50.0030.0106.93
4.4.40.0030.0146.90
4.4.30.0010.0126.92
4.4.20.0050.0076.97
4.4.10.0040.0096.97
4.4.00.0010.0156.93
4.3.110.0020.0106.88
4.3.100.0010.0096.88
4.3.90.0030.0096.86
4.3.80.0020.0146.84
4.3.70.0000.0116.86
4.3.60.0020.0096.86
4.3.50.0030.0126.86
4.3.40.0020.0206.81
4.3.30.0020.0106.18
4.3.20.0010.0126.17
4.3.10.0020.0116.16
4.3.00.0000.01312.13

preferences:
49.91 ms | 401 KiB | 5 Q