3v4l.org

run code in 300+ PHP versions simultaneously
<?php $separator = ' '; $old_string = 'abc def'; $new_tag = 'def'; $tags = explode($separator, $old_string); $diffTags = array_diff($tags, array($new_tag)); var_dump(join($separator, $diffTags) . $separator . $new_tag); var_dump($tags == $diffTags);

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)
8.3.60.0070.01018.30
8.3.50.0080.00921.14
8.3.40.0150.00018.72
8.3.30.0040.01420.21
8.3.20.0040.00420.16
8.3.10.0040.00421.10
8.3.00.0000.00822.52
8.2.180.0150.00616.50
8.2.170.0090.00622.96
8.2.160.0110.00322.09
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0040.00726.16
8.2.120.0080.00020.75
8.2.110.0000.00819.37
8.2.100.0090.00317.78
8.2.90.0050.00219.34
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0030.00518.15
8.2.30.0030.00519.31
8.2.20.0040.00417.57
8.2.10.0040.00417.79
8.2.00.0040.00417.63
8.1.280.0140.00025.92
8.1.270.0080.00023.99
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0100.00023.63
8.1.230.0000.01121.03
8.1.220.0040.00418.77
8.1.210.0060.00319.16
8.1.200.0040.00417.23
8.1.190.0080.00017.51
8.1.180.0000.00818.10
8.1.170.0040.00418.50
8.1.160.0050.00318.87
8.1.150.0070.00018.54
8.1.140.0040.00417.39
8.1.130.0060.00317.81
8.1.120.0040.00417.50
8.1.110.0080.00017.43
8.1.100.0030.00317.50
8.1.90.0030.00317.47
8.1.80.0000.00817.43
8.1.70.0030.00317.34
8.1.60.0060.00317.60
8.1.50.0090.00017.56
8.1.40.0040.00417.53
8.1.30.0040.00417.55
8.1.20.0000.00817.64
8.1.10.0000.00817.38
8.1.00.0000.00817.43
8.0.300.0030.00619.98
8.0.290.0000.00717.04
8.0.280.0000.00818.47
8.0.270.0030.00317.17
8.0.260.0060.00016.73
8.0.250.0030.00316.94
8.0.240.0000.00916.95
8.0.230.0000.00716.83
8.0.220.0000.00716.92
8.0.210.0070.00016.83
8.0.200.0030.00316.92
8.0.190.0030.00516.98
8.0.180.0020.00516.91
8.0.170.0040.00416.88
8.0.160.0020.00516.84
8.0.150.0000.00816.70
8.0.140.0060.00316.76
8.0.130.0070.00013.28
8.0.120.0040.00416.81
8.0.110.0000.00816.86
8.0.100.0070.00016.99
8.0.90.0070.00016.94
8.0.80.0150.00016.82
8.0.70.0040.00416.82
8.0.60.0040.00416.70
8.0.50.0040.00416.97
8.0.30.0110.00917.13
8.0.20.0110.00717.40
8.0.10.0050.00216.99
8.0.00.0110.00716.72
7.4.330.0000.00614.88
7.4.320.0030.00316.38
7.4.300.0000.00716.44
7.4.290.0030.00316.55
7.4.280.0030.00316.37
7.4.270.0030.00316.57
7.4.260.0000.00513.30
7.4.250.0080.00016.59
7.4.240.0020.00516.54
7.4.230.0070.00016.51
7.4.220.0180.00716.41
7.4.210.0060.00916.59
7.4.200.0000.00716.59
7.4.190.0030.00316.66
7.4.160.0030.01316.20
7.4.150.0090.00917.40
7.4.140.0090.00917.86
7.4.130.0080.00816.43
7.4.120.0070.01016.49
7.4.110.0070.01016.58
7.4.100.0130.00416.47
7.4.90.0070.01016.51
7.4.80.0120.00619.39
7.4.70.0090.00616.36
7.4.60.0070.01016.41
7.4.50.0000.00816.43
7.4.40.0070.01122.77
7.4.30.0030.01416.45
7.4.00.0030.01014.95
7.3.330.0000.00513.06
7.3.320.0000.00513.05
7.3.310.0060.00016.01
7.3.300.0000.00716.16
7.3.290.0060.00816.24
7.3.280.0040.01116.16
7.3.270.0070.01017.40
7.3.260.0120.00818.24
7.3.250.0120.00416.32
7.3.240.0090.00916.28
7.3.230.0110.00716.39
7.3.210.0140.00316.29
7.3.200.0100.00719.39
7.3.190.0000.01716.44
7.3.180.0060.00916.21
7.3.170.0090.00616.27
7.3.160.0060.01016.36
7.3.120.0030.01314.37
7.3.110.0030.01214.59
7.3.100.0000.01314.78
7.3.90.0030.01214.43
7.3.80.0060.00914.81
7.3.70.0040.01114.86
7.3.60.0030.00814.87
7.3.50.0070.00414.82
7.3.40.0000.01414.56
7.3.30.0060.00614.82
7.3.20.0070.00716.37
7.3.10.0070.00716.66
7.3.00.0000.01416.64
7.2.330.0100.00716.64
7.2.320.0130.01016.62
7.2.310.0110.00716.33
7.2.300.0120.00616.50
7.2.290.0070.01416.67
7.2.240.0100.00615.04
7.2.230.0040.00815.05
7.2.220.0040.01115.30
7.2.210.0030.01014.97
7.2.200.0130.00315.07
7.2.190.0030.01015.07
7.2.180.0080.00614.68
7.2.170.0060.01015.05
7.2.160.0040.01114.93
7.2.150.0000.01616.55
7.2.140.0080.00416.88
7.2.130.0030.01017.00
7.2.120.0070.01017.00
7.2.110.0070.00716.70
7.2.100.0070.01016.81
7.2.90.0080.00516.89
7.2.80.0000.01517.02
7.2.70.0030.01416.72
7.2.60.0030.01216.99
7.2.50.0070.01017.00
7.2.40.0060.00817.04
7.2.30.0120.00316.99
7.2.20.0060.00916.90
7.2.10.0030.01216.79
7.2.00.0070.00718.20
7.1.330.0030.01115.55
7.1.320.0060.00915.92
7.1.310.0060.00615.71
7.1.300.0030.00615.92
7.1.290.0030.00615.63
7.1.280.0000.01415.45
7.1.270.0030.00715.68
7.1.260.0030.01015.91
7.1.250.0030.01015.92
7.1.100.0030.01017.69
7.1.70.0000.01017.23
7.1.60.0150.00419.17
7.1.50.0110.01116.62
7.1.00.0000.03722.45
7.0.200.0100.00714.80
7.0.140.0070.07321.95
7.0.70.0130.07721.73
7.0.60.0030.08321.77
7.0.50.0070.05722.16
7.0.40.0000.05320.18
7.0.30.0000.09320.13
7.0.20.0070.06720.14
7.0.10.0070.06720.08
7.0.00.0130.08020.09
5.6.280.0000.07721.05
5.6.220.0100.08020.52
5.6.210.0100.07020.76
5.6.200.0070.08021.07
5.6.190.0030.08721.04
5.6.180.0000.06721.11
5.6.170.0070.04021.02
5.6.160.0070.04021.01
5.6.150.0000.05021.04
5.6.140.0000.05021.16
5.6.130.0030.05321.03
5.6.120.0000.04720.96
5.6.110.0070.05720.93
5.6.100.0070.08721.04
5.6.90.0070.08720.96
5.6.80.0030.09020.46
5.6.70.0030.08320.32
5.6.60.0070.07720.41
5.6.50.0030.07320.39
5.6.40.0100.08020.45
5.6.30.0100.06720.38
5.6.20.0070.08320.39
5.6.10.0130.05020.29
5.6.00.0030.08020.47
5.5.360.0000.05320.37
5.5.350.0100.06020.42
5.5.340.0130.07020.72
5.5.330.0070.04320.91
5.5.320.0000.05020.88
5.5.310.0070.08320.89
5.5.300.0030.07020.91
5.5.290.0070.07720.75
5.5.280.0130.08020.81
5.5.270.0070.04020.85
5.5.260.0100.07320.90
5.5.250.0070.08320.63
5.5.240.0100.07720.26
5.5.230.0100.07720.16
5.5.220.0130.05020.23
5.5.210.0100.05720.25
5.5.200.0070.07320.25
5.5.190.0030.07720.17
5.5.180.0130.07320.26
5.5.160.0030.07020.21
5.5.150.0170.06720.26
5.5.140.0030.08720.26
5.5.130.0100.08020.10
5.5.120.0130.06720.16
5.5.110.0100.05720.24
5.5.100.0070.04020.04
5.5.90.0030.06020.14
5.5.80.0130.03720.12
5.5.70.0130.06720.08
5.5.60.0070.05720.04
5.5.50.0030.07720.05
5.5.40.0030.09720.04
5.5.30.0070.07320.14
5.5.20.0130.07320.02
5.5.10.0100.03320.02
5.5.00.0030.07720.08
5.4.450.0130.04719.14
5.4.440.0030.04319.37
5.4.430.0000.06019.13
5.4.420.0030.08719.13
5.4.410.0030.08019.29
5.4.400.0100.05319.08
5.4.390.0030.08719.23
5.4.380.0000.05719.11
5.4.370.0130.07018.81
5.4.360.0100.05018.96
5.4.350.0070.06718.94
5.4.340.0100.08019.03
5.4.320.0030.08319.09
5.4.310.0200.06318.79
5.4.300.0070.07319.11
5.4.290.0030.07319.14
5.4.280.0130.07019.23
5.4.270.0070.04718.96
5.4.260.0000.04718.96
5.4.250.0170.06318.89
5.4.240.0070.05719.04
5.4.230.0030.08319.12
5.4.220.0070.07719.05
5.4.210.0030.07719.07
5.4.200.0000.08018.98
5.4.190.0070.06019.11
5.4.180.0030.07318.95
5.4.170.0030.06718.96
5.4.160.0030.08319.20
5.4.150.0100.07019.20
5.4.140.0130.07016.34
5.4.130.0000.05316.31
5.4.120.0030.07016.23
5.4.110.0070.06716.21
5.4.100.0030.07316.43
5.4.90.0030.07716.30
5.4.80.0130.07016.25
5.4.70.0070.04716.24
5.4.60.0070.07016.38
5.4.50.0100.07016.38
5.4.40.0170.06316.40
5.4.30.0130.06316.22
5.4.20.0070.05316.26
5.4.10.0070.08016.39
5.4.00.0030.07315.68
5.3.290.0030.08314.52
5.3.280.0030.07714.53
5.3.270.0030.08014.42
5.3.260.0070.06314.54
5.3.250.0070.07014.61
5.3.240.0030.07714.43
5.3.230.0030.05014.46
5.3.220.0000.06714.40
5.3.210.0070.07714.44
5.3.200.0000.08014.48
5.3.190.0130.07314.56
5.3.180.0100.06714.55
5.3.170.0130.06714.55
5.3.160.0070.06014.43
5.3.150.0100.07314.57
5.3.140.0030.07014.41
5.3.130.0070.07314.36
5.3.120.0100.07714.46
5.3.110.0070.04314.48
5.3.100.0030.07713.89
5.3.90.0030.07714.01
5.3.80.0030.08013.87
5.3.70.0000.07713.99
5.3.60.0030.07713.86
5.3.50.0130.07013.95
5.3.40.0030.08013.88
5.3.30.0100.06713.89
5.3.20.0030.06013.67
5.3.10.0070.06313.51
5.3.00.0070.05713.64
5.2.170.0000.05011.14
5.2.160.0030.03711.18
5.2.150.0030.06310.99
5.2.140.0030.06310.93
5.2.130.0030.06711.09
5.2.120.0070.06311.09
5.2.110.0030.06011.14
5.2.100.0070.02311.04
5.2.90.0070.02711.10
5.2.80.0070.02710.91
5.2.70.0000.03011.08
5.2.60.0030.03011.07
5.2.50.0000.03010.93
5.2.40.0070.02310.98
5.2.30.0070.04310.99
5.2.20.0030.02710.91
5.2.10.0030.03710.91
5.2.00.0000.03710.74
5.1.60.0070.02010.42
5.1.50.0000.02710.42
5.1.40.0000.02710.42
5.1.30.0030.02310.42
5.1.20.0000.02710.42
5.1.10.0030.02310.42
5.1.00.0000.02710.42
5.0.50.0000.02010.42
5.0.40.0000.02310.42
5.0.30.0030.04310.42
5.0.20.0000.02010.42
5.0.10.0030.03310.42
5.0.00.0000.05010.42
4.4.90.0030.02310.42
4.4.80.0030.01310.42
4.4.70.0000.01710.42
4.4.60.0030.01310.42
4.4.50.0070.01710.42
4.4.40.0000.02310.42
4.4.30.0000.01710.42
4.4.20.0030.02010.42
4.4.10.0030.01710.42
4.4.00.0070.04310.42
4.3.110.0030.02710.42
4.3.100.0000.01710.42
4.3.90.0000.01310.42
4.3.80.0070.04010.42
4.3.70.0000.01710.42
4.3.60.0030.03310.42
4.3.50.0000.01710.42
4.3.40.0000.04310.42
4.3.30.0030.03310.42
4.3.20.0030.02310.42
4.3.10.0030.01710.42
4.3.00.0030.01310.42

preferences:
36.99 ms | 401 KiB | 5 Q