3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = json_decode('"’"'); $pattern = '/\b/u'; preg_match($pattern, $text, $matches, 0, 0); preg_match($pattern, $text, $matches, 0, 1);

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)
8.3.60.0090.00618.55
8.3.50.0130.00316.76
8.3.40.0040.01118.89
8.3.30.0110.00418.92
8.3.20.0090.00020.89
8.3.10.0080.00023.64
8.3.00.0070.00319.67
8.2.180.0090.00925.92
8.2.170.0110.01118.96
8.2.160.0100.00722.96
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00421.16
8.2.110.0060.00320.35
8.2.100.0080.00319.89
8.2.90.0040.00418.16
8.2.80.0040.00419.19
8.2.70.0040.00417.88
8.2.60.0060.00317.86
8.2.50.0000.00818.05
8.2.40.0000.00818.04
8.2.30.0040.00419.34
8.2.20.0040.00418.18
8.2.10.0000.00719.33
8.2.00.0040.00419.25
8.1.280.0100.00725.92
8.1.270.0000.00822.12
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00322.10
8.1.230.0030.00720.90
8.1.220.0030.00517.74
8.1.210.0050.00318.85
8.1.200.0040.00417.35
8.1.190.0080.00017.35
8.1.180.0000.00718.10
8.1.170.0050.00317.62
8.1.160.0000.00918.92
8.1.150.0070.00018.90
8.1.140.0040.00420.70
8.1.130.0000.00620.24
8.1.120.0000.00717.46
8.1.110.0040.00417.58
8.1.100.0040.00417.55
8.1.90.0000.00817.52
8.1.80.0050.00317.54
8.1.70.0000.00717.54
8.1.60.0060.00317.64
8.1.50.0050.00317.57
8.1.40.0050.00317.52
8.1.30.0040.00417.72
8.1.20.0040.00417.72
8.1.10.0070.00417.66
8.1.00.0040.00417.63
8.0.300.0070.00020.16
8.0.290.0040.00417.18
8.0.280.0000.00718.38
8.0.270.0000.00718.08
8.0.260.0060.00019.89
8.0.250.0040.00417.02
8.0.240.0000.00617.14
8.0.230.0000.00717.13
8.0.220.0070.00016.97
8.0.210.0030.00517.12
8.0.200.0040.00417.11
8.0.190.0040.00417.14
8.0.180.0030.00517.15
8.0.170.0030.00517.13
8.0.160.0060.00317.05
8.0.150.0000.00716.92
8.0.140.0040.00416.94
8.0.130.0050.00013.48
8.0.120.0000.00917.02
8.0.110.0030.00516.95
8.0.100.0000.00817.06
8.0.90.0040.00417.04
8.0.80.0120.00317.07
8.0.70.0040.00416.97
8.0.60.0000.00717.10
8.0.50.0000.00717.14
8.0.30.0110.01117.29
8.0.20.0090.01117.12
8.0.10.0050.00317.18
8.0.00.0040.01416.96
7.4.330.0000.00516.86
7.4.320.0030.00316.63
7.4.300.0040.00416.73
7.4.290.0000.00716.84
7.4.280.0030.00616.81
7.4.270.0040.00416.83
7.4.260.0030.00313.42
7.4.250.0080.00016.68
7.4.240.0030.00516.71
7.4.230.0000.00716.65
7.4.220.0050.00216.65
7.4.210.0150.00316.63
7.4.200.0030.00316.59
7.4.130.0070.01316.71
7.4.120.0090.00916.73
7.4.110.0120.00916.62
7.4.100.0160.00316.75
7.4.90.0060.01216.67
7.4.80.0130.01019.39
7.4.70.0140.00716.86
7.4.60.0080.01216.30
7.4.50.0090.01216.54
7.4.40.0080.01316.52
7.4.30.0000.01616.64
7.4.20.0050.01116.49
7.4.10.0040.01116.38
7.4.00.0080.01016.49
7.3.330.0070.00016.47
7.3.320.0030.00313.18
7.3.310.0070.00016.28
7.3.300.0070.00016.33
7.3.290.0060.00716.33
7.3.280.0060.00916.28
7.3.260.0130.01016.48
7.3.240.0100.00716.44
7.3.230.0060.01216.57
7.3.210.0060.01216.31
7.3.200.0160.00016.73
7.3.190.0130.00616.38
7.3.180.0130.00916.45
7.3.170.0110.00816.65
7.3.160.0080.01116.38
7.3.150.0080.00816.61
7.3.140.0120.00516.29
7.3.130.0080.00816.35
7.3.120.0080.00816.31
7.3.110.0140.00616.42
7.3.100.0090.00916.54
7.3.90.0120.00916.25
7.3.80.0090.00816.35
7.3.70.0070.00916.39
7.3.60.0040.01216.42
7.3.50.0100.00616.43
7.3.40.0070.01016.39
7.3.30.0050.01016.42
7.3.20.0090.00716.38
7.3.10.0070.00916.47
7.3.00.0170.00516.47
7.2.330.0060.01316.73
7.2.320.0110.00716.48
7.2.310.0080.00916.60
7.2.300.0060.01116.59
7.2.290.0030.01516.62
7.2.280.0080.00916.80
7.2.270.0080.00916.58
7.2.260.0070.01116.62
7.2.250.0100.00916.58
7.2.240.0080.01016.58
7.2.230.0080.01416.57
7.2.220.0090.00916.56
7.2.210.0030.01316.64
7.2.200.0070.01016.70
7.2.190.0090.00816.47
7.2.180.0160.00416.57
7.2.170.0100.00816.51
7.2.160.0120.00616.43
7.2.150.0080.00816.63
7.2.140.0090.00716.67
7.2.130.0190.00516.65
7.2.120.0060.01116.66
7.2.110.0060.01116.68
7.2.100.0070.01316.67
7.2.90.0130.00916.60
7.2.80.0070.01016.70
7.2.70.0090.01516.60
7.2.60.0130.01116.62
7.2.50.0060.01116.58
7.2.40.0090.01216.66
7.2.30.0140.01016.65
7.2.20.0110.00916.71
7.2.10.0240.00516.64
7.2.00.0080.00916.60
7.1.330.0600.01215.91
7.1.320.0260.00715.79
7.1.310.0140.01415.47
7.1.300.0290.00315.75
7.1.290.0270.00615.53
7.1.280.0210.00915.61
7.1.270.0200.00815.71
7.1.260.0230.00615.59
7.1.250.0230.00715.67
7.1.240.0240.00515.54
7.1.230.0210.00815.61
7.1.220.0210.01215.59
7.1.210.0330.00415.66
7.1.200.0270.00415.69
7.1.190.0290.00615.53
7.1.180.0300.00615.56
7.1.170.0210.00815.60
7.1.160.0250.00615.55
7.1.150.0310.00015.51
7.1.140.0190.01015.64
7.1.130.0180.00915.71
7.1.120.0140.01415.65
7.1.110.0210.00915.61
7.1.100.0220.00915.52
7.1.90.0240.00715.70
7.1.80.0220.00715.63
7.1.70.0350.00915.67
7.1.60.0280.00215.68
7.1.50.0270.00515.57
7.1.40.0410.00615.70
7.1.30.0300.00315.82
7.1.20.0200.01115.60
7.1.10.0250.01115.82
7.1.00.0180.01715.62
7.0.330.0210.00715.43
7.0.320.0520.01215.43
7.0.310.0260.00715.29
7.0.300.0190.00915.38
7.0.290.0220.00615.27
7.0.280.0220.00915.29
7.0.270.0190.00815.40
7.0.260.0140.01415.27
7.0.250.0190.01015.47
7.0.240.0230.01015.41
7.0.230.0250.00415.39
7.0.220.0230.00915.20
7.0.210.0250.00915.38
7.0.200.0250.00715.54
7.0.190.0190.01215.29
7.0.180.0240.00315.28
7.0.170.0170.01515.20
7.0.160.0340.00615.63
7.0.150.0300.00715.20
7.0.140.0310.00615.45
7.0.130.0280.00815.39
7.0.120.0280.00815.45
7.0.110.0290.00715.30
7.0.100.0240.00815.38
7.0.90.0140.02015.30
7.0.80.0270.01215.30
7.0.70.0220.01115.32
7.0.60.0210.01315.31
7.0.50.0250.00715.28
7.0.40.0290.00315.32
7.0.30.0220.00815.34
7.0.20.0260.00615.36
7.0.10.0200.01615.45
7.0.00.0210.01415.36
5.6.400.0200.00815.95
5.6.390.0250.00715.85
5.6.380.0210.01315.73
5.6.370.0200.01616.01
5.6.360.0180.01215.90
5.6.350.0210.01515.65
5.6.340.0180.01116.02
5.6.330.0180.01215.59
5.6.320.0190.01415.64
5.6.310.0300.00816.00
5.6.300.0230.01815.76
5.6.290.0280.02015.85
5.6.280.0220.01515.89
5.6.270.0190.01616.07
5.6.260.0260.01116.06
5.6.250.0200.01615.83
5.6.240.0240.01315.76
5.6.230.0190.01516.09
5.6.220.0250.01016.03
5.6.210.0220.01815.88
5.6.200.0260.00915.89
5.6.190.0230.01215.64
5.6.180.0280.00815.90
5.6.170.0290.00615.92
5.6.160.0250.00915.68
5.6.150.0190.01615.65
5.6.140.0260.01215.93
5.6.130.0260.01115.83
5.6.120.0250.01315.89
5.6.110.0250.01015.70
5.6.100.0180.01515.69
5.6.90.0300.00315.80
5.6.80.0220.00915.68
5.6.70.0280.00615.75
5.6.60.0200.01315.76
5.6.50.0310.00315.72
5.6.40.0180.01815.49
5.6.30.0190.01215.87
5.6.20.0240.00915.59
5.6.10.0210.00815.64
5.6.00.0190.01015.70
5.5.380.0190.01915.64
5.5.370.0220.01615.86
5.5.360.0220.01115.70
5.5.350.0190.01615.46
5.5.340.0280.00615.88
5.5.330.0270.01015.77
5.5.320.0190.01615.80
5.5.310.0280.01315.93
5.5.300.0270.01015.92
5.5.290.0210.01215.86
5.5.280.0060.02815.73
5.5.270.0130.02715.89
5.5.260.0240.01115.76
5.5.250.0230.00915.87
5.5.240.0200.01715.70
5.5.230.0190.01515.56
5.5.220.0230.00915.70
5.5.210.0220.00715.71
5.5.200.0220.01115.92
5.5.190.0280.00615.75
5.5.180.0260.00315.56
5.5.170.0180.01115.70
5.5.160.0170.01415.59
5.5.150.0270.00315.65
5.5.140.0170.01415.68
5.5.130.0220.00915.54
5.5.120.0180.01315.38
5.5.110.0150.01515.54
5.5.100.0080.02015.76
5.5.90.0130.01615.80
5.5.80.0170.01715.68
5.5.70.0170.01715.64
5.5.60.0180.01215.73
5.5.50.0200.01115.78
5.5.40.0220.01115.84
5.5.30.0170.01215.89
5.5.20.0250.00615.65
5.5.10.0240.00815.74
5.5.00.0180.01815.54
5.4.450.0160.00812.42
5.4.440.0050.02112.59
5.4.430.0110.01412.54
5.4.420.0180.00912.66
5.4.410.0200.00312.45
5.4.400.0150.01112.48
5.4.390.0250.00312.66
5.4.380.0180.00912.46
5.4.370.0210.00312.64
5.4.360.0160.00812.64
5.4.350.0100.01312.69
5.4.340.0200.00312.42
5.4.330.0200.00712.47
5.4.320.0240.00312.41
5.4.310.0220.00412.51
5.4.300.0160.01012.45
5.4.290.0210.00412.37
5.4.280.0210.00612.39
5.4.270.0160.00812.40
5.4.260.0110.01112.47
5.4.250.0150.00912.27
5.4.240.0160.01012.58
5.4.230.0090.01712.51
5.4.220.0220.00412.71
5.4.210.0170.00712.68
5.4.200.0210.00812.55
5.4.190.0070.01712.45
5.4.180.0180.00612.49
5.4.170.0150.00712.46
5.4.160.0160.00612.69
5.4.150.0170.00512.42
5.4.140.0110.01212.73
5.4.130.0100.01412.39
5.4.120.0180.00712.43
5.4.110.0100.01112.39
5.4.100.0180.00612.72
5.4.90.0150.00612.39
5.4.80.0180.00312.81
5.4.70.0120.00912.64
5.4.60.0190.01012.58
5.4.50.0190.00912.57
5.4.40.0170.00712.43
5.4.30.0200.01012.57
5.4.20.0140.00712.56
5.4.10.0180.00612.59
5.4.00.0180.00412.68
5.3.290.0150.01113.11
5.3.280.0090.01312.85
5.3.270.0130.00913.09
5.3.260.0150.01012.92
5.3.250.0160.00712.95
5.3.240.0130.01412.79
5.3.230.0210.00712.83
5.3.220.0150.01113.13
5.3.210.0160.01212.79
5.3.200.0140.01112.89
5.3.190.0170.00712.94
5.3.180.0170.00913.11
5.3.170.0160.00813.10
5.3.160.0180.00713.05
5.3.150.0180.00613.05
5.3.140.0190.00512.96
5.3.130.0190.00712.91
5.3.120.0140.01513.04
5.3.110.0190.01112.92
5.3.100.0170.01412.93
5.3.90.0070.01512.91
5.3.80.0160.00712.70
5.3.70.0200.00712.79
5.3.60.0130.00912.89
5.3.50.0120.01312.79
5.3.40.0230.00612.84
5.3.30.0170.00612.75
5.3.20.0110.01112.86
5.3.10.0160.00812.66
5.3.00.0150.00812.65
5.2.170.0120.00612.05
5.2.160.0090.01112.02
5.2.150.0130.00611.97
5.2.140.0090.00911.98
5.2.130.0060.01211.96
5.2.120.0060.01212.10
5.2.110.0150.00611.90
5.2.100.0110.00912.05
5.2.90.0140.00511.97
5.2.80.0180.00311.80
5.2.70.0120.00912.01
5.2.60.0130.00411.75
5.2.50.0110.00811.82
5.2.40.0090.00911.92
5.2.30.0140.00411.93
5.2.20.0110.00711.75
5.2.10.0140.00511.62
5.2.00.0110.00811.73
5.1.60.0110.00511.05
5.1.50.0090.00910.74
5.1.40.0070.01010.88
5.1.30.0120.00611.10
5.1.20.0110.00610.86
5.1.10.0120.00511.05
5.1.00.0070.01110.74
5.0.50.0120.00310.74
5.0.40.0090.00910.74
5.0.30.0030.01110.74
5.0.20.0160.00010.74
5.0.10.0100.00710.74
5.0.00.0050.01010.74
4.4.90.0090.00410.74
4.4.80.0070.00310.74
4.4.70.0050.00410.74
4.4.60.0110.00010.74
4.4.50.0090.00310.74
4.4.40.0080.00010.74
4.4.30.0090.00010.74
4.4.20.0040.00410.74
4.4.10.0030.00610.74
4.4.00.0080.00310.74
4.3.110.0030.00610.74
4.3.100.0030.00610.74
4.3.90.0040.00510.74
4.3.80.0000.00910.74
4.3.70.0080.00210.74
4.3.60.0100.00010.74
4.3.50.0030.01010.74
4.3.40.0060.00610.74
4.3.30.0090.00010.74
4.3.20.0080.00410.74
4.3.10.0030.00710.74
4.3.00.0030.00610.74

preferences:
65.17 ms | 401 KiB | 5 Q