3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = ['', 'b', 'c']; $y = '["' . implode('","', $x) . '"]'; echo $y;

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)
8.3.60.0120.00318.27
8.3.50.0090.00616.39
8.3.40.0090.00618.45
8.3.30.0090.00618.42
8.3.20.0050.00320.16
8.3.10.0000.00721.60
8.3.00.0050.00319.26
8.2.180.0030.01218.18
8.2.170.0110.01122.96
8.2.160.0080.00820.39
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00419.26
8.2.120.0000.00726.35
8.2.110.0060.00620.87
8.2.100.0160.00017.68
8.2.90.0080.00318.92
8.2.80.0050.00217.97
8.2.70.0080.00017.63
8.2.60.0000.00718.03
8.2.50.0090.00018.10
8.2.40.0070.00020.55
8.2.30.0000.00921.10
8.2.20.0000.00718.11
8.2.10.0050.00317.98
8.2.00.0000.00818.09
8.1.280.0070.01025.92
8.1.270.0070.00022.14
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0090.00022.65
8.1.230.0090.00318.90
8.1.220.0060.00317.79
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0050.00317.23
8.1.180.0070.00018.10
8.1.170.0040.00418.98
8.1.160.0040.00419.05
8.1.150.0080.00020.67
8.1.140.0070.00019.55
8.1.130.0000.00718.79
8.1.120.0000.00717.43
8.1.110.0040.00417.33
8.1.100.0040.00417.46
8.1.90.0020.00517.51
8.1.80.0050.00217.46
8.1.70.0070.00017.34
8.1.60.0030.00517.58
8.1.50.0000.00817.53
8.1.40.0050.00317.50
8.1.30.0000.00717.54
8.1.20.0040.00417.54
8.1.10.0000.00817.40
8.1.00.0000.00817.45
8.0.300.0000.00718.77
8.0.290.0000.00816.63
8.0.280.0000.00718.35
8.0.270.0030.00317.24
8.0.260.0030.00316.71
8.0.250.0030.00316.84
8.0.240.0040.00416.93
8.0.230.0080.00016.89
8.0.220.0030.00316.79
8.0.210.0030.00316.75
8.0.200.0000.00716.92
8.0.190.0030.00516.90
8.0.180.0000.00716.78
8.0.170.0030.00516.92
8.0.160.0040.00416.90
8.0.150.0050.00216.88
8.0.140.0000.00716.86
8.0.130.0030.00313.35
8.0.120.0030.00516.87
8.0.110.0040.00416.94
8.0.100.0000.00816.81
8.0.90.0030.00516.94
8.0.80.0070.00716.76
8.0.70.0040.00416.71
8.0.60.0040.00416.67
8.0.50.0040.00316.65
8.0.30.0050.01216.83
8.0.20.0100.01017.40
8.0.10.0030.00316.73
8.0.00.0090.00916.75
7.4.330.0040.00415.55
7.4.320.0060.00016.42
7.4.300.0030.00316.33
7.4.290.0040.00416.34
7.4.280.0000.00716.53
7.4.270.0000.00716.48
7.4.260.0050.00416.52
7.4.250.0050.00416.39
7.4.240.0040.00416.34
7.4.230.0070.00016.34
7.4.220.0090.00916.64
7.4.210.0120.00616.43
7.4.200.0000.00716.29
7.4.160.0050.01216.53
7.4.150.0130.00717.40
7.4.140.0120.00517.86
7.4.130.0160.00716.46
7.4.120.0110.00816.54
7.4.110.0100.00716.33
7.4.100.0060.01016.45
7.4.90.0060.01516.44
7.4.80.0240.00019.39
7.4.70.0120.00916.42
7.4.60.0100.00716.34
7.4.50.0060.00616.15
7.4.40.0030.01316.20
7.4.30.0080.00816.28
7.4.00.0030.01214.94
7.3.330.0000.00513.18
7.3.320.0020.00213.14
7.3.310.0070.00016.26
7.3.300.0000.00716.16
7.3.290.0100.00616.27
7.3.280.0090.00916.24
7.3.270.0090.00917.40
7.3.260.0070.01016.36
7.3.250.0100.00816.31
7.3.240.0060.01216.28
7.3.230.0090.00616.55
7.3.210.0140.00316.55
7.3.200.0170.00016.46
7.3.190.0060.00916.56
7.3.180.0110.00516.51
7.3.170.0150.00616.18
7.3.160.0070.01016.26
7.2.330.0090.00916.66
7.2.320.0090.00916.71
7.2.310.0070.01016.23
7.2.300.0120.00816.61
7.2.290.0040.01416.73
7.2.80.0120.00016.61
7.2.60.0000.01617.04
7.2.00.0000.01719.43
7.1.200.0000.01215.85
7.1.100.0060.00618.34
7.1.70.0390.00615.46
7.1.60.0410.01333.13
7.1.50.0560.00933.12
7.1.40.0650.01032.60
7.1.30.0680.01632.83
7.1.20.0600.02132.71
7.1.10.0430.00714.68
7.1.00.0350.01116.71
7.0.200.0310.01115.12
7.0.190.0290.01014.95
7.0.180.0240.01514.36
7.0.170.0450.01514.45
7.0.160.0520.00714.46
7.0.150.0340.01514.36
7.0.140.0390.01014.49
7.0.130.0090.00916.43
7.0.120.0030.01316.38
7.0.110.0130.00516.36
7.0.100.0150.00616.49
7.0.90.0100.00716.36
7.0.80.0110.01016.24
7.0.70.0040.01216.19
7.0.60.0030.01516.09
7.0.50.0060.01616.26
7.0.40.0100.00916.49
7.0.30.0060.01516.40
7.0.20.0170.00516.30
7.0.10.0120.01116.33
7.0.00.0160.00816.49

preferences:
52.94 ms | 400 KiB | 5 Q