3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump("é" === "e\u{301}"); var_dump("é" === "\u{e9}"); //bool(true) bool(true)

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)
8.3.70.0140.00416.58
8.3.60.0090.00916.49
8.3.50.0000.01517.87
8.3.40.0070.00718.59
8.3.30.0070.00718.59
8.3.20.0000.00821.65
8.3.10.0040.00421.77
8.3.00.0040.00422.57
8.2.190.0070.01116.58
8.2.180.0170.00318.04
8.2.170.0110.00422.96
8.2.160.0100.00320.47
8.2.150.0070.00024.18
8.2.140.0060.00324.66
8.2.130.0000.00726.16
8.2.120.0060.00317.80
8.2.110.0000.00920.16
8.2.100.0090.00317.66
8.2.90.0150.00417.64
8.2.80.0120.00717.73
8.2.70.0160.00417.31
8.2.60.0040.00618.20
8.2.50.0130.00617.67
8.2.40.0160.00119.09
8.2.30.0140.00418.16
8.2.20.0130.00417.55
8.2.10.0140.00418.00
8.2.00.0130.00518.17
8.1.280.0110.00425.92
8.1.270.0050.00324.66
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0100.00023.82
8.1.230.0030.00822.11
8.1.220.0140.00417.37
8.1.210.0130.00418.08
8.1.200.0140.00317.18
8.1.190.0130.00517.05
8.1.180.0120.00517.61
8.1.170.0160.00217.53
8.1.160.0140.00317.89
8.1.150.0120.00617.81
8.1.140.0130.00417.84
8.1.130.0130.00418.46
8.1.120.0150.00217.23
8.1.110.0160.00417.08
8.1.100.0140.00417.20
8.1.90.0100.00717.08
8.1.80.0140.00517.07
8.1.70.0090.00817.17
8.1.60.0130.00517.29
8.1.50.0110.00717.25
8.1.40.0120.00717.21
8.1.30.0120.00617.26
8.1.20.0120.00717.34
8.1.10.0150.00417.02
8.1.00.0160.00517.08
8.0.300.0180.00318.92
8.0.290.0130.00716.42
8.0.280.0160.00417.28
8.0.270.0180.00016.46
8.0.260.0160.00318.15
8.0.250.0110.00716.64
8.0.240.0100.00716.62
8.0.230.0150.00416.52
8.0.220.0160.00416.67
8.0.210.0140.00616.45
8.0.200.0120.00616.66
8.0.190.0180.00316.45
8.0.180.0180.00416.46
8.0.170.0090.00916.58
8.0.160.0170.00316.57
8.0.150.0100.00916.43
8.0.140.0170.00216.55
8.0.130.0100.00814.82
8.0.120.0140.00516.54
8.0.110.0120.00516.53
8.0.100.0120.00616.46
8.0.90.0150.00516.46
8.0.80.0210.00016.60
8.0.70.0150.00316.48
8.0.60.0110.00616.44
8.0.50.0180.00316.51
8.0.30.0120.00816.70
8.0.20.0180.00616.75
8.0.10.0140.00416.65
8.0.00.0200.00316.62
7.4.330.0090.00415.84
7.4.320.0160.00216.25
7.4.300.0120.00716.25
7.4.290.0160.00316.20
7.4.280.0130.00816.24
7.4.270.0130.00416.22
7.4.260.0170.00014.64
7.4.250.0110.00616.28
7.4.240.0090.00616.32
7.4.230.0150.00216.23
7.4.220.0110.00316.34
7.4.210.0120.00716.38
7.4.200.0100.00716.29
7.4.190.0300.00016.14
7.4.180.0210.01116.14
7.4.160.0230.00416.14
7.4.150.0200.00916.14
7.4.140.0280.00016.14
7.4.130.0130.01116.17
7.4.120.0170.00716.23
7.4.110.0210.00216.21
7.4.100.0160.00716.21
7.4.90.0160.00816.26
7.4.80.0150.00717.77
7.4.70.0160.00716.33
7.4.60.0150.00916.23
7.4.50.0150.00816.28
7.4.40.0210.00216.26
7.4.30.0210.00616.14
7.4.20.0290.00016.14
7.4.10.0250.00216.14
7.4.00.0180.00315.48
7.3.330.0140.00516.10
7.3.320.0140.00314.51
7.3.310.0160.00216.13
7.3.300.0120.00416.15
7.3.290.0110.00716.14
7.3.280.0230.00316.14
7.3.270.0290.00216.14
7.3.260.0130.00816.17
7.3.250.0270.00016.14
7.3.240.0130.00616.15
7.3.230.0190.00416.17
7.3.220.0240.00516.14
7.3.210.0130.00916.13
7.3.200.0190.00616.31
7.3.190.0150.00816.14
7.3.180.0180.00716.17
7.3.170.0150.01016.07
7.3.160.0140.01016.13
7.3.150.0200.00816.14
7.3.140.0220.00616.14
7.3.130.0220.00916.14
7.3.120.0200.00916.14
7.3.110.0150.01015.41
7.3.100.0150.00915.49
7.3.90.0200.00615.41
7.3.80.0170.00615.43
7.3.70.0170.00615.40
7.3.60.0190.00715.44
7.3.50.0120.01315.35
7.3.40.0160.00715.33
7.3.30.0160.00915.27
7.3.20.0200.00516.08
7.3.10.0140.01316.11
7.3.00.0180.00616.09
7.2.340.0200.00616.14
7.2.330.0120.01116.32
7.2.320.0150.01016.33
7.2.310.0160.00716.23
7.2.300.0180.00616.17
7.2.290.0170.00516.14
7.2.280.0210.00516.14
7.2.270.0240.00316.14
7.2.260.0240.00316.14
7.2.250.0270.00316.14
7.2.240.0160.01015.45
7.2.230.0200.00515.55
7.2.220.0190.00415.62
7.2.210.0190.00715.41
7.2.200.0180.00415.32
7.2.190.0210.00415.46
7.2.180.0160.00915.42
7.2.170.0180.00815.42
7.2.160.0150.00915.39
7.2.150.0180.00816.40
7.2.140.0180.00715.93
7.2.130.0180.00616.29
7.2.120.0190.00516.13
7.2.110.0120.01016.17
7.2.100.0140.00716.31
7.2.90.0160.00816.03
7.2.80.0190.00316.44
7.2.70.0170.00716.17
7.2.60.0190.00616.41
7.2.50.0280.01016.36
7.2.40.0180.00516.37
7.2.30.0150.00816.35
7.2.20.0230.00316.48
7.2.10.0170.00516.41
7.2.00.0220.00016.29
7.1.330.0160.00715.38
7.1.320.0190.00715.18
7.1.310.0150.00515.45
7.1.300.0090.01015.41
7.1.290.0140.00815.34
7.1.280.0110.00915.48
7.1.270.0130.00915.48
7.1.260.0100.01015.36
7.1.250.0130.00815.30
7.1.240.0230.00016.98
7.1.230.0230.00016.91
7.1.220.0140.01017.09
7.1.210.0180.00416.90
7.1.200.0190.00517.10
7.1.190.0180.00617.10
7.1.180.0180.00516.86
7.1.170.0230.00017.11
7.1.160.0200.00416.75
7.1.150.0190.00616.90
7.1.140.0200.00416.65
7.1.130.0190.00416.98
7.1.120.0190.00816.89
7.1.110.0170.00716.85
7.1.100.0230.00016.84
7.1.90.0220.00516.78
7.1.80.0190.00416.87
7.1.70.0190.00416.65
7.1.60.0150.00916.74
7.1.50.0220.00316.99
7.1.40.0260.00016.81
7.1.30.0230.00616.76
7.1.20.0260.00316.53
7.1.10.0300.00016.55
7.1.00.0230.00316.65

preferences:
45.46 ms | 401 KiB | 5 Q