3v4l.org

run code in 300+ PHP versions simultaneously
<?php $sometext = "Some text **that is bold!** and some other text"; $string = explode('**', $sometext); $newStr = ''; for ($i = 0; $i < count($string); ++$i) { if ($i % 2 == 0 || $i == 0) $newStr .= $newStr[$i]."<b>"; else $newStr .= $newStr[$i]."</b>" ; } echo $newStr;

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)
8.3.60.0070.01118.55
8.3.50.0120.00321.14
8.3.40.0110.00318.96
8.3.30.0030.01319.04
8.3.20.0070.00020.20
8.3.10.0050.00322.04
8.3.00.0040.00420.68
8.2.180.0110.00418.16
8.2.170.0070.00722.96
8.2.160.0040.01119.34
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0080.00019.56
8.2.110.0030.00620.26
8.2.100.0070.00419.36
8.2.90.0000.00919.26
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0030.00518.05
8.2.50.0040.00418.07
8.2.40.0030.00718.06
8.2.30.0040.00418.18
8.2.20.0000.00717.73
8.2.10.0040.00417.69
8.2.00.0110.00017.75
8.1.280.0070.00725.92
8.1.270.0060.00320.15
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0060.00323.97
8.1.230.0000.01119.02
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0080.00017.23
8.1.190.0030.00517.66
8.1.180.0040.00418.60
8.1.170.0040.00418.59
8.1.160.0030.00322.13
8.1.150.0040.00418.71
8.1.140.0040.00417.46
8.1.130.0000.00717.83
8.1.120.0030.00517.47
8.1.110.0030.00617.34
8.1.100.0020.00517.34
8.1.90.0050.00217.39
8.1.80.0050.00317.39
8.1.70.0030.00317.34
8.1.60.0040.00417.59
8.1.50.0040.00417.49
8.1.40.0030.00617.54
8.1.30.0000.00717.53
8.1.20.0030.00517.70
8.1.10.0000.00817.55
8.1.00.0040.00417.54
8.0.300.0040.00418.77
8.0.290.0040.00417.18
8.0.280.0070.00018.45
8.0.270.0030.00317.14
8.0.260.0030.00316.82
8.0.250.0000.00716.96
8.0.240.0040.00416.91
8.0.230.0070.00017.06
8.0.220.0000.00716.96
8.0.210.0000.00717.02
8.0.200.0040.00416.89
8.0.190.0070.00017.08
8.0.180.0070.00316.99
8.0.170.0030.00516.98
8.0.160.0000.00716.92
8.0.150.0040.00416.97
8.0.140.0000.00716.95
8.0.130.0000.00613.43
8.0.120.0000.00816.97
8.0.110.0060.00317.00
8.0.100.0040.00416.86
8.0.90.0040.00416.96
8.0.80.0110.00716.85
8.0.70.0080.00016.87
8.0.60.0030.00516.96
8.0.50.0070.00016.95
8.0.30.0130.00816.91
8.0.20.0140.00717.40
8.0.10.0050.00317.14
8.0.00.0140.00516.80
7.4.330.0030.00315.00
7.4.320.0000.00716.37
7.4.300.0030.00316.50
7.4.290.0070.00016.46
7.4.280.0070.00016.52
7.4.270.0000.00716.50
7.4.260.0050.00216.51
7.4.250.0040.00416.33
7.4.240.0040.00416.59
7.4.230.0040.00416.58
7.4.220.0140.00616.71
7.4.210.0080.00616.55
7.4.200.0030.00616.61
7.4.190.0030.00316.70
7.4.160.0130.00316.60
7.4.150.0140.00317.40
7.4.140.0100.00717.86
7.4.130.0090.01116.50
7.4.120.0090.01116.49
7.4.110.0100.00716.61
7.4.100.0030.01616.47
7.4.90.0070.01016.48
7.4.80.0170.00719.39
7.4.70.0120.00916.49
7.4.60.0070.01016.57
7.4.50.0000.00916.44
7.4.40.0090.00622.77
7.4.30.0090.01016.68
7.4.00.0040.01214.90
7.3.330.0030.00313.14
7.3.320.0030.00313.23
7.3.310.0030.00316.41
7.3.300.0070.00016.37
7.3.290.0140.00016.32
7.3.280.0070.00916.27
7.3.270.0130.00317.40
7.3.260.0090.00916.43
7.3.250.0110.00916.54
7.3.240.0090.01216.59
7.3.230.0030.01416.45
7.3.210.0080.00816.48
7.3.200.0140.01019.39
7.3.190.0030.01316.35
7.3.180.0030.01216.35
7.3.170.0100.00616.59
7.3.160.0110.00516.27
7.3.120.0060.01014.71
7.3.10.0040.00816.32
7.3.00.0040.00716.46
7.2.330.0040.01416.82
7.2.320.0170.00916.65
7.2.310.0240.02216.74
7.2.300.0070.01016.48
7.2.290.0120.00416.35
7.2.130.0060.00816.63
7.2.120.0040.01216.69
7.2.110.0030.00716.70
7.2.100.0050.00516.84
7.2.90.0000.01616.63
7.2.80.0070.00316.75
7.2.70.0040.00817.06
7.2.60.0020.01116.91
7.2.50.0000.00916.80
7.2.40.0030.00716.98
7.2.30.0000.01316.99
7.2.20.0060.00616.92
7.2.10.0080.00016.81
7.2.00.0050.00918.27
7.1.250.0000.01315.82
7.1.200.0030.00615.96
7.1.100.0030.00817.79
7.1.70.0000.01416.85
7.1.60.0090.01619.82
7.1.50.0070.01416.86
7.1.00.0030.03322.32
7.0.200.4180.01014.91
7.0.140.0030.07721.99
7.0.60.0130.05320.02
7.0.50.0030.08717.79
7.0.40.0030.09320.07
7.0.30.0170.04320.04
7.0.20.0400.07020.02
7.0.10.0170.08020.09
7.0.00.0070.05020.16
5.6.210.0070.06320.47
5.6.200.0100.07018.23
5.6.190.0030.07720.27
5.6.180.0200.04020.48
5.6.170.0200.04320.51
5.6.160.0100.04320.38
5.6.150.0130.04318.08
5.6.140.0000.05318.21
5.6.130.0170.07718.07
5.6.120.0100.08020.98
5.6.110.0070.04021.08
5.6.100.0000.05320.97
5.6.90.0130.08020.98
5.6.80.0100.07320.38
5.6.70.4300.04020.49
5.5.350.0070.08720.52
5.5.340.0070.08018.00
5.5.330.0030.04720.12
5.5.320.0370.06020.24
5.5.310.0300.07320.28
5.5.300.0070.07317.92
5.5.290.0070.07717.91
5.5.280.0030.08720.77
5.5.270.0030.04020.79
5.5.260.0070.05020.86
5.5.250.0100.07320.58
5.5.240.0170.03320.18
5.4.450.0230.05719.41
5.4.440.1070.03319.14
5.4.430.0870.04719.23
5.4.420.0170.04719.62
5.4.410.0500.05018.99
5.4.400.0970.05318.96
5.4.390.0930.06719.08
5.4.380.0470.04718.68
5.4.370.0170.05018.48
5.4.360.0330.05718.57
5.4.350.0130.05511.98
5.4.340.0100.04311.97
5.4.320.0060.03812.45
5.4.310.0060.04412.45
5.4.300.0030.03912.46
5.4.290.0070.03712.45
5.4.280.0070.03812.35
5.4.270.0070.03912.35
5.4.260.0080.04512.35
5.4.250.0130.04718.73
5.4.240.0170.06318.93
5.4.230.0170.04318.84
5.4.220.0070.05718.66
5.4.210.0130.04718.67
5.4.200.0030.05318.66
5.4.190.0030.05718.70
5.4.180.0100.05018.95
5.4.170.0170.06018.71
5.4.160.0100.05018.66
5.4.150.0070.05318.60
5.4.140.0130.04316.26
5.4.130.0030.05016.48
5.4.120.0030.05016.28
5.4.110.0100.05316.46
5.4.100.0170.04316.14
5.4.90.0130.04316.22
5.4.80.0000.05016.20
5.4.70.0070.04716.20
5.4.60.0070.05016.15
5.4.50.0000.05316.35
5.4.40.0030.05016.25
5.4.30.0070.05316.42
5.4.20.0100.04716.21
5.4.10.0100.04716.12
5.4.00.0100.04015.90
5.3.290.0070.04212.80
5.3.280.0130.04314.46
5.3.270.0100.05314.61
5.3.260.0030.05714.62
5.3.250.0030.08014.46
5.3.240.0030.05314.75
5.3.230.0000.06314.61
5.3.220.0100.04714.41
5.3.210.0070.05314.57
5.3.200.0070.04714.34
5.3.190.0030.05314.48
5.3.180.0000.05314.40
5.3.170.0070.04714.41
5.3.160.0070.05314.58
5.3.150.0100.05014.58
5.3.140.0000.05314.60
5.3.130.0130.04714.40
5.3.120.0000.06014.56
5.3.110.0170.04014.39
5.3.100.0070.04713.73
5.3.90.0030.05014.11
5.3.80.0030.05014.17
5.3.70.0070.04714.03
5.3.60.0070.05313.79
5.3.50.0100.05013.83
5.3.40.0130.04313.96
5.3.30.0100.05013.77
5.3.20.0130.04313.71
5.3.10.0070.04713.35
5.3.00.0130.04013.42
5.2.170.0100.03711.29
5.2.160.0000.04311.25
5.2.150.0030.04010.97
5.2.140.0030.04310.97
5.2.130.0130.03011.21
5.2.120.0100.04710.98
5.2.110.0070.03311.13
5.2.100.0100.03711.03
5.2.90.0030.04011.25
5.2.80.0030.04010.93
5.2.70.0070.03711.00
5.2.60.0070.04311.05
5.2.50.0030.04010.93
5.2.40.0070.03710.93
5.2.30.0070.03711.08
5.2.20.0030.04010.98
5.2.10.0000.04010.86
5.2.00.0100.03710.79
5.1.60.0100.0279.77
5.1.50.0070.03310.23
5.1.40.0030.03310.04
5.1.30.0000.05310.54
5.1.20.0030.03710.18
5.1.10.0030.03710.15
5.1.00.0030.0379.91
5.0.50.0000.0308.39
5.0.40.0030.0408.45
5.0.30.0000.0478.24
5.0.20.0070.0338.02
5.0.10.0000.0438.25
5.0.00.0030.0408.14
4.4.90.0000.0236.93
4.4.80.0030.0206.93
4.4.70.0000.0236.93
4.4.60.0030.0206.93
4.4.50.0030.0206.93
4.4.40.0000.0336.93
4.4.30.0030.0206.93
4.4.20.0000.0236.93
4.4.10.0030.0206.93
4.4.00.0070.0276.93
4.3.110.0000.0236.93
4.3.100.0030.0206.93
4.3.90.0100.0176.93
4.3.80.0030.0376.93
4.3.70.0070.0276.93
4.3.60.0000.0236.93
4.3.50.0070.0176.93
4.3.40.0070.0306.93
4.3.30.0030.0206.93
4.3.20.0030.0236.93
4.3.10.0000.0236.93
4.3.00.0130.0178.12

preferences:
54.3 ms | 401 KiB | 5 Q