3v4l.org

run code in 300+ PHP versions simultaneously
<?php function bolder($word, $sentence){ $result = preg_replace('~\b(' . preg_quote($word, '~') . ')\b~i', '<span class="found">$1</span>', $sentence); return $result; } $query = 'google'; $description = 'google this and that okay'; $thing = bolder($query, $description); echo $thing;

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)
8.3.60.0130.00716.88
8.3.50.0140.00622.13
8.3.40.0140.00318.61
8.3.30.0080.00519.00
8.3.20.0050.00320.34
8.3.10.0040.00423.36
8.3.00.0050.00320.67
8.2.180.0000.01918.11
8.2.170.0130.00922.96
8.2.160.0130.00322.24
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00422.38
8.2.110.0040.00420.39
8.2.100.0060.00618.03
8.2.90.0000.00817.88
8.2.80.0040.00417.97
8.2.70.0060.00317.93
8.2.60.0000.00917.92
8.2.50.0080.00018.10
8.2.40.0090.00020.46
8.2.30.0040.00418.14
8.2.20.0040.00417.84
8.2.10.0030.00617.96
8.2.00.0080.00017.93
8.1.280.0030.01125.92
8.1.270.0040.00423.97
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0080.00022.14
8.1.230.0070.00719.02
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0040.00417.36
8.1.180.0040.00418.10
8.1.170.0080.00318.70
8.1.160.0000.00722.04
8.1.150.0030.00620.57
8.1.140.0040.00417.59
8.1.130.0000.00717.85
8.1.120.0060.00317.63
8.1.110.0040.00417.59
8.1.100.0040.00417.61
8.1.90.0000.00717.56
8.1.80.0000.00717.50
8.1.70.0030.00317.60
8.1.60.0040.00417.62
8.1.50.0080.00017.58
8.1.40.0040.00417.65
8.1.30.0090.00017.74
8.1.20.0040.00417.78
8.1.10.0060.00317.65
8.1.00.0040.00417.48
8.0.300.0000.00821.71
8.0.290.0080.00016.88
8.0.280.0030.00318.38
8.0.270.0000.00717.32
8.0.260.0030.00317.01
8.0.250.0030.00417.10
8.0.240.0030.00317.07
8.0.230.0070.00017.12
8.0.220.0030.00317.03
8.0.210.0000.00716.91
8.0.200.0000.00617.16
8.0.190.0000.00916.98
8.0.180.0000.00716.97
8.0.170.0040.00417.03
8.0.160.0000.00717.03
8.0.150.0040.00417.02
8.0.140.0040.00416.94
8.0.130.0030.00313.43
8.0.120.0040.00416.86
8.0.110.0020.00516.93
8.0.100.0070.00016.87
8.0.90.0050.00217.06
8.0.80.0000.01517.10
8.0.70.0040.00417.00
8.0.60.0000.00716.94
8.0.50.0050.00216.96
8.0.30.0130.00617.16
8.0.20.0090.01217.40
8.0.10.0040.00417.09
8.0.00.0100.00716.97
7.4.330.0030.00315.04
7.4.320.0000.00616.67
7.4.300.0030.00316.66
7.4.290.0030.00316.73
7.4.280.0040.00416.64
7.4.270.0000.00716.70
7.4.260.0030.00316.68
7.4.250.0030.00316.70
7.4.240.0040.00316.69
7.4.230.0030.00316.75
7.4.220.0120.00616.79
7.4.210.0080.00816.73
7.4.200.0030.00316.92
7.4.190.0030.00316.78
7.4.160.0040.01216.57
7.4.150.0030.01517.40
7.4.140.0090.01117.86
7.4.130.0110.00616.63
7.4.120.0130.00316.60
7.4.110.0070.01016.63
7.4.100.0130.00516.64
7.4.90.0090.01116.56
7.4.80.0110.00716.61
7.4.70.0130.00316.62
7.4.60.0090.00616.47
7.4.50.0040.00416.61
7.4.40.0000.01822.77
7.4.30.0080.00816.82
7.4.00.0030.01215.20
7.3.330.0030.00213.45
7.3.320.0000.00513.44
7.3.310.0070.00016.47
7.3.300.0030.00316.32
7.3.290.0030.01016.49
7.3.280.0100.00716.41
7.3.270.0100.01017.40
7.3.260.0110.00716.93
7.3.250.0090.00816.71
7.3.240.0170.00016.56
7.3.230.0140.01116.58
7.3.210.0070.01016.75
7.3.200.0030.01319.39
7.3.190.0090.00916.73
7.3.180.0070.01416.68
7.3.170.0070.01316.45
7.3.160.0000.01516.48
7.3.120.0000.01415.16
7.2.330.0080.01116.88
7.2.320.0130.01016.75
7.2.310.0060.01016.68
7.2.300.0090.00916.84
7.2.290.0120.00316.80
7.2.00.0030.01319.66
7.1.100.0030.00618.38
7.1.70.0100.00017.13
7.1.60.0100.01319.27
7.1.50.0070.01616.95
7.1.00.0000.08022.29
7.0.200.0150.00816.79
7.0.140.0000.07722.19
7.0.100.0130.06320.05
7.0.90.0030.07719.88
7.0.80.0030.06019.91
7.0.70.0030.05719.99
7.0.60.0300.06719.96
7.0.50.0070.05020.24
7.0.40.0030.05020.05
7.0.30.0000.07720.14
7.0.20.0130.06720.10
7.0.10.0000.04720.14
7.0.00.0100.08320.11
5.6.280.0100.06720.87
5.6.250.0070.04720.57
5.6.240.0030.08020.64
5.6.230.0070.07020.66
5.6.220.0100.08320.73
5.6.210.0100.07320.60
5.6.200.0070.05020.97
5.6.190.0030.08021.09
5.6.180.0000.05321.05
5.6.170.0030.08321.04
5.6.160.0070.05721.17
5.6.150.0100.07321.14
5.6.140.0100.04321.05
5.6.130.0100.07721.13
5.6.120.0070.08721.07
5.6.110.0070.05021.16
5.6.100.0070.06321.13
5.6.90.0030.08321.09
5.6.80.0070.05720.35
5.6.70.0100.07720.34
5.6.60.0030.08720.31
5.6.50.0170.03720.33
5.6.40.0270.06020.41
5.6.30.0100.07720.45
5.6.20.0030.05720.31
5.6.10.0130.07320.40
5.6.00.0100.07720.35
5.5.380.0130.04020.50
5.5.370.0070.07720.38
5.5.360.0070.08020.45
5.5.350.0030.08320.46
5.5.340.0100.08020.78
5.5.330.0100.06720.84
5.5.320.0070.05020.65
5.5.310.0070.05020.64
5.5.300.0000.08720.87
5.5.290.0070.05020.87
5.5.280.0100.06020.86
5.5.270.0100.07720.82
5.5.260.0030.09020.72
5.5.250.0030.08720.64
5.5.240.0170.07020.29
5.5.230.0070.07020.14
5.5.220.0030.04320.30
5.5.210.0070.07020.21
5.5.200.0070.07720.14
5.5.190.0070.04020.24
5.5.180.0030.06320.14
5.5.160.0100.07720.11
5.5.150.0070.07720.22
5.5.140.0130.06720.10
5.5.130.0100.08020.15
5.5.120.0130.07020.21
5.5.110.0030.06319.99
5.5.100.0030.08020.08
5.5.90.0100.05020.04
5.5.80.0030.06720.03
5.5.70.0100.06720.04
5.5.60.0100.07720.14
5.5.50.0030.04019.94
5.5.40.0070.08020.05
5.5.30.0030.06720.00
5.5.20.0100.07320.08
5.5.10.0030.08020.01
5.5.00.0070.07020.08
5.4.450.0100.06719.49
5.4.440.0100.04019.54
5.4.430.0130.07719.53
5.4.420.0070.08019.36
5.4.410.0000.08319.24
5.4.400.0030.04719.17
5.4.390.0100.07319.08
5.4.380.0130.06019.12
5.4.370.0070.07719.18
5.4.360.0100.06318.84
5.4.350.0030.07018.85
5.4.340.0100.07018.88
5.4.320.0000.08319.21
5.4.310.0130.06019.18
5.4.300.0070.03719.20
5.4.290.0000.05318.94
5.4.280.0170.04019.18
5.4.270.0030.07318.87
5.4.260.0070.07319.12
5.4.250.0070.07718.87
5.4.240.0100.06718.89
5.4.230.0100.06719.20
5.4.220.0030.04018.84
5.4.210.0070.06718.87
5.4.200.0130.07319.04
5.4.190.0130.07318.88
5.4.180.0230.04319.02
5.4.170.0100.07319.07
5.4.160.0130.07019.21
5.4.150.0030.04018.85
5.4.140.0070.06316.41
5.4.130.0070.07016.30
5.4.120.0100.06316.41
5.4.110.0070.06716.42
5.4.100.0030.05016.42
5.4.90.0100.06016.27
5.4.80.0070.04016.47
5.4.70.0130.06016.40
5.4.60.0000.05316.44
5.4.50.0030.05716.44
5.4.40.0070.07016.36
5.4.30.0030.07716.39
5.4.20.0100.06016.24
5.4.10.0030.05316.32
5.4.00.0070.06315.85
5.3.290.0100.07314.67
5.3.280.0030.04714.72
5.3.270.0000.06314.73
5.3.260.0100.07014.59
5.3.250.0070.04014.59
5.3.240.0070.06314.59
5.3.230.0130.04714.74
5.3.220.0030.04314.63
5.3.210.0000.07014.63
5.3.200.0230.06014.59
5.3.190.0100.06314.49
5.3.180.0100.07014.67
5.3.170.0070.07014.54
5.3.160.0030.05014.57
5.3.150.0130.06714.62
5.3.140.0070.07314.54
5.3.130.0000.05714.59
5.3.120.0030.08014.54
5.3.110.0100.07014.55
5.3.100.0070.04013.97
5.3.90.0070.07713.95
5.3.80.0070.07013.94
5.3.70.0100.04314.10
5.3.60.0100.06014.14
5.3.50.0070.07714.08
5.3.40.0070.03314.06
5.3.30.0000.04013.79
5.3.20.0000.03713.80
5.3.10.0070.03713.72
5.3.00.0000.03713.69
5.2.170.0030.07011.54
5.2.160.0070.03711.54
5.2.150.0030.03011.54
5.2.140.0000.03311.54
5.2.130.0070.02311.54
5.2.120.0030.02711.54
5.2.110.0000.03011.54
5.2.100.0000.03011.54
5.2.90.0000.03011.54
5.2.80.0030.03011.54
5.2.70.0030.02711.54
5.2.60.0000.02711.54
5.2.50.0070.02311.54
5.2.40.0030.03011.54
5.2.30.0000.03311.54
5.2.20.0030.02711.54
5.2.10.0000.04011.54
5.2.00.0000.02711.54
5.1.60.0070.02011.54
5.1.50.0030.03011.54
5.1.40.0070.01711.54
5.1.30.0030.02711.54
5.1.20.0030.02711.54
5.1.10.0000.04011.54
5.1.00.0030.05711.54
5.0.50.0030.03311.54
5.0.40.0000.02711.54
5.0.30.0000.03711.54
5.0.20.0000.02011.54
5.0.10.0030.02311.54
5.0.00.0000.03311.54
4.4.90.0000.01711.54
4.4.80.0000.01711.54
4.4.70.0030.01011.54
4.4.60.0000.01311.54
4.4.50.0000.01311.54
4.4.40.0030.03011.54
4.4.30.0000.03711.54
4.4.20.0030.03311.54
4.4.10.0030.03011.54
4.4.00.0100.03711.54
4.3.110.0030.02311.54
4.3.100.0000.02011.54
4.3.90.0030.01311.54
4.3.80.0000.02711.54
4.3.70.0070.01011.54
4.3.60.0030.01311.54
4.3.50.0030.01311.54
4.3.40.0000.02311.54
4.3.30.0000.02011.54
4.3.20.0000.01311.54
4.3.10.0000.01711.54
4.3.00.0000.01711.54

preferences:
34.65 ms | 400 KiB | 5 Q