3v4l.org

run code in 500+ PHP versions simultaneously
<?php echo 123_456; echo 12.45_56; echo 0x12_34; echo 0b111_110_001; echo 0b111_110_00_1; echo mb_chr(0x1F_418); // OK echo "\u{1F4_18}"; // KO ?>

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)
8.5.30.0270.01216.85
8.5.20.0340.00616.45
8.5.10.0310.00916.65
8.5.00.0370.00516.50
8.4.180.0390.00619.55
8.4.170.0350.00819.74
8.4.160.0380.00619.59
8.4.150.0380.00819.62
8.4.140.0340.01117.78
8.4.130.0400.00517.51
8.4.120.0450.00717.73
8.4.110.0380.00717.91
8.4.100.0400.00818.01
8.4.90.0380.00717.93
8.4.80.0380.00717.58
8.4.70.0400.00717.84
8.4.60.0390.00717.83
8.4.50.0390.00917.67
8.4.40.0440.00617.89
8.4.30.0390.00917.55
8.4.20.0400.01017.71
8.4.10.0410.01017.54
8.3.300.0310.00918.43
8.3.290.0400.00918.32
8.3.280.0320.01018.18
8.3.270.0370.01216.48
8.3.260.0380.00716.68
8.3.250.0340.01216.75
8.3.240.0360.01016.68
8.3.230.0380.00716.80
8.3.220.0310.01116.90
8.3.210.0360.00816.82
8.3.200.0420.00916.67
8.3.190.0410.01216.51
8.3.180.0400.00816.72
8.3.170.0370.01016.65
8.3.160.0400.00716.55
8.3.150.0390.00916.56
8.3.140.0360.01116.40
8.3.130.0330.01216.54
8.3.120.0380.00616.72
8.3.110.0360.00616.70
8.3.100.0460.00616.62
8.3.90.0370.00916.53
8.3.80.0380.00816.80
8.3.70.0410.00616.74
8.3.60.0440.01016.46
8.3.50.0410.00816.50
8.3.40.0350.01017.95
8.3.30.0240.01217.96
8.3.20.0300.00617.84
8.3.10.0300.00617.90
8.3.00.0280.00617.87
8.2.300.0500.01017.65
8.2.290.0280.00816.74
8.2.280.0280.00916.34
8.2.270.0280.01016.61
8.2.260.0300.00916.45
8.2.250.0320.00716.42
8.2.240.0330.00616.29
8.2.230.0330.00916.32
8.2.220.0310.00716.44
8.2.210.0330.01216.32
8.2.200.0290.01116.40
8.2.190.0320.00716.61
8.2.180.0330.00616.34
8.2.170.0330.00718.12
8.2.160.0310.00517.95
8.2.150.0270.00817.78
8.2.140.0310.00617.46
8.2.130.0300.01117.62
8.2.120.0290.00717.89
8.2.110.0290.01117.83
8.2.100.0250.01117.75
8.2.90.0240.01117.84
8.2.80.0230.01117.49
8.2.70.0320.00817.70
8.2.60.0300.00717.61
8.2.50.0310.00717.70
8.2.40.0350.01017.44
8.2.30.0280.00817.72
8.2.20.0270.01017.57
8.2.10.0320.00817.72
8.2.00.0290.00817.73
8.1.340.0320.00617.56
8.1.330.0310.00515.97
8.1.320.0280.00816.14
8.1.310.0310.00816.06
8.1.300.0310.00616.10
8.1.290.0320.00615.79
8.1.280.0300.00916.15
8.1.270.0250.01317.52
8.1.260.0260.01317.38
8.1.250.0300.00817.53
8.1.240.0250.01017.41
8.1.230.0290.00917.53
8.1.220.0300.00717.59
8.1.210.0280.00917.54
8.1.200.0240.01217.48
8.1.190.0280.00617.33
8.1.180.0300.00717.41
8.1.170.0260.01017.41
8.1.160.0230.01217.59
8.1.150.0300.00717.30
8.1.140.0310.00717.41
8.1.130.0310.00517.57
8.1.120.0300.00717.68
8.1.110.0290.00617.50
8.1.100.0240.01017.48
8.1.90.0320.00717.49
8.1.80.0260.00917.67
8.1.70.0290.00817.61
8.1.60.0330.00617.61
8.1.50.0290.00917.56
8.1.40.0300.00517.62
8.1.30.0320.00617.68
8.1.20.0320.00817.79
8.1.10.0290.00617.82
8.1.00.0270.00917.45
8.0.300.0290.00516.96
8.0.290.0280.00616.91
8.0.280.0270.00616.98
8.0.270.0260.00816.74
8.0.260.0240.00816.83
8.0.250.0250.00916.86
8.0.240.0240.01017.05
8.0.230.0310.00916.92
8.0.220.0300.00716.98
8.0.210.0300.00916.73
8.0.200.0380.00217.02
8.0.190.0280.00517.02
8.0.180.0250.00817.02
8.0.170.0260.00817.02
8.0.160.0300.00416.59
8.0.150.0240.00916.75
8.0.140.0260.00817.02
8.0.130.0290.00516.95
8.0.120.0280.00516.96
8.0.110.0250.00916.89
8.0.100.0280.00616.84
8.0.90.0280.01116.67
8.0.80.0270.00916.63
8.0.70.0300.00916.89
8.0.60.0280.00716.87
8.0.50.0270.00616.76
8.0.30.0250.00916.63
8.0.20.0290.00616.75
8.0.10.0320.00217.14
8.0.00.0250.01217.17
7.4.330.0310.00716.69
7.4.320.0210.01216.40
7.4.300.0240.00816.49
7.4.290.0280.00716.59
7.4.280.0300.00716.65
7.4.270.0280.00616.55
7.4.260.0280.00616.57
7.4.250.0270.00616.57
7.4.240.0210.01116.58
7.4.230.0240.00916.61
7.4.220.0270.00516.63
7.4.210.0250.00816.55
7.4.200.0250.00816.55
7.4.190.0270.00616.39
7.4.180.0270.00616.56
7.4.160.0280.00516.55
7.4.150.0280.00516.55
7.4.140.0290.00516.32
7.4.130.0250.00916.27
7.4.120.0240.00916.30
7.4.110.0260.00816.22
7.4.100.0280.00516.22
7.4.90.0270.00616.39
7.4.80.0310.00916.17
7.4.70.0290.00816.20
7.4.60.0240.01216.25
7.4.50.0320.00416.13
7.4.40.0300.00616.20
7.4.30.0250.00916.21
7.4.20.0270.00616.40
7.4.10.0240.00816.47
7.4.00.0290.00516.40
7.3.330.0230.00816.37
7.3.320.0280.00616.22
7.3.310.0250.00716.39
7.3.300.0260.00716.30
7.3.290.0220.01016.49
7.3.280.0250.00616.49
7.3.270.0250.00616.47
7.3.260.0240.00816.15
7.3.250.0280.00516.48
7.3.240.0290.00716.24
7.3.230.0220.01116.19
7.3.220.0270.00516.29
7.3.210.0230.00816.41
7.3.200.0230.00916.28
7.3.190.0250.00916.16
7.3.180.0260.00616.26
7.3.170.0220.01016.29
7.3.160.0220.00916.41
7.3.150.0210.01016.21
7.3.140.0240.00716.35
7.3.130.0230.00816.21
7.3.120.0270.00516.29
7.3.110.0260.00716.25
7.3.100.0330.00416.30
7.3.90.0290.00416.51
7.3.80.0230.00916.25
7.3.70.0250.00616.48
7.3.60.0250.00816.41
7.3.50.0220.00916.23
7.3.40.0300.00416.23
7.3.30.0220.01016.36
7.3.20.0240.00718.30
7.3.10.0240.00718.25
7.3.00.0250.00618.16
7.2.340.0250.00716.32
7.2.330.0260.00916.06
7.2.320.0270.00416.34
7.2.310.0270.00416.30
7.2.300.0230.00916.32
7.2.290.0270.00516.03
7.2.280.0240.00816.35
7.2.270.0280.00516.06
7.2.260.0260.00916.20
7.2.250.0240.00916.19
7.2.240.0300.00516.12
7.2.230.0240.00816.23
7.2.220.0260.00616.38
7.2.210.0240.00916.25
7.2.200.0250.00916.35
7.2.190.0300.00416.37
7.2.180.0250.00616.52
7.2.170.0250.00716.44
7.2.160.0220.01016.51
7.2.150.0260.00618.30
7.2.140.0250.00718.32
7.2.130.0290.00518.48
7.2.120.0280.00618.30
7.2.110.0250.00818.12
7.2.100.0260.00618.33
7.2.90.0260.00818.39
7.2.80.0310.00818.18
7.2.70.0270.00618.32
7.2.60.0170.00918.41
7.2.50.0130.00818.51
7.2.40.0220.00818.45
7.2.30.0200.01118.47
7.2.20.0270.00718.05
7.2.10.0240.00718.44
7.2.00.0250.00818.34
7.1.330.0230.00617.33
7.1.320.0240.00817.36
7.1.310.0230.00617.29
7.1.300.0230.00817.18
7.1.290.0200.01217.27
7.1.280.0260.00517.41
7.1.270.0290.00717.15
7.1.260.0270.00517.34
7.1.250.0240.00517.33
7.1.240.0230.00717.24
7.1.230.0230.00617.33
7.1.220.0240.00617.47
7.1.210.0260.00317.54
7.1.200.0270.00617.41
7.1.190.0190.01017.27
7.1.180.0230.00717.27
7.1.170.0270.00417.32
7.1.160.0280.00417.38
7.1.150.0280.00717.20
7.1.140.0270.00917.05
7.1.130.0230.00717.05
7.1.120.0220.00917.26
7.1.110.0250.00517.26
7.1.100.0250.00717.06
7.1.90.0220.01216.95
7.1.80.0200.00817.29
7.1.70.0270.00417.09
7.1.60.0250.00417.15
7.1.50.0210.00917.29
7.1.40.0210.00917.28
7.1.30.0210.00817.04
7.1.20.0200.00917.23
7.1.10.0260.00517.09
7.1.00.0260.00417.11
7.0.330.0270.00716.71
7.0.320.0250.00617.00
7.0.310.0220.00816.69
7.0.300.0230.00616.88
7.0.290.0250.00616.71
7.0.280.0240.00717.09
7.0.270.0250.00516.98
7.0.260.0250.00416.99
7.0.250.0220.00717.10
7.0.240.0210.00817.37
7.0.230.0220.00717.11
7.0.220.0290.00216.91
7.0.210.0280.00417.08
7.0.200.0220.00817.16
7.0.190.0220.00717.24
7.0.180.0230.00617.16
7.0.170.0220.00716.93
7.0.160.0250.00417.05
7.0.150.0240.00517.14
7.0.140.0230.00616.94
7.0.130.0230.00617.10
7.0.120.0260.00916.94
7.0.110.0220.00716.89
7.0.100.0190.00917.02
7.0.90.0260.00416.91
7.0.80.0230.00716.79
7.0.70.0330.00616.68
7.0.60.0270.00616.98
7.0.50.0250.00316.96
7.0.40.0270.00316.93
7.0.30.0200.00817.06
7.0.20.0190.01116.78
7.0.10.0230.00616.82
7.0.00.0220.00616.85
5.6.400.0180.01215.79
5.6.390.0250.00515.79
5.6.380.0250.00515.80
5.6.370.0260.00315.86
5.6.360.0220.00815.86
5.6.350.0230.00815.89
5.6.340.0240.00815.96
5.6.330.0220.00915.74
5.6.320.0230.00715.80
5.6.310.0220.00815.73
5.6.300.0280.00515.60
5.6.290.0220.00715.79
5.6.280.0250.00615.65
5.6.270.0230.00815.77
5.6.260.0240.00615.63
5.6.250.0220.00815.87
5.6.240.0230.00715.88
5.6.230.0220.00815.94
5.6.220.0280.00515.68
5.6.210.0250.00715.98
5.6.200.0210.00915.78
5.6.190.0290.00116.04
5.6.180.0200.00915.84
5.6.170.0250.00915.72
5.6.160.0220.00816.05
5.6.150.0190.01115.91
5.6.140.0230.01015.85
5.6.130.0270.00515.63
5.6.120.0190.01216.02
5.6.110.0240.00615.72
5.6.100.0250.00516.01
5.6.90.0220.00915.89
5.6.80.0220.00815.88
5.6.70.0230.00716.05
5.6.60.0230.00716.05
5.6.50.0210.00815.95
5.6.40.0230.00915.64
5.6.30.0260.00715.67
5.6.20.0250.00515.89
5.6.10.0250.00515.70
5.6.00.0240.00515.91
5.5.380.0220.00915.87
5.5.370.0250.00515.96
5.5.360.0240.00515.68
5.5.350.0220.00715.74
5.5.340.0230.00615.93
5.5.330.0200.01215.62
5.5.320.0210.00815.87
5.5.310.0260.00415.96
5.5.300.0220.01015.80
5.5.290.0240.00615.89
5.5.280.0220.00715.90
5.5.270.0220.00715.74
5.5.260.0210.00915.71
5.5.250.0210.00815.75
5.5.240.0200.00915.71
5.5.230.0260.00615.55
5.5.220.0220.00615.91
5.5.210.0240.00515.78
5.5.200.0260.00515.58
5.5.190.0220.00715.41
5.5.180.0220.00915.68
5.5.170.0240.00615.69
5.5.160.0230.00915.62
5.5.150.0290.00415.86
5.5.140.0220.00715.35
5.5.130.0240.00615.43
5.5.120.0240.00615.41
5.5.110.0230.00515.65
5.5.100.0180.01015.86
5.5.90.0260.00315.90
5.5.80.0190.01015.78
5.5.70.0230.00515.74
5.5.60.0240.00515.96
5.5.50.0220.00715.67
5.5.40.0230.00715.80
5.5.30.0230.00715.55
5.5.20.0250.00515.71
5.5.10.0260.00515.77
5.5.00.0220.00615.86
5.4.450.0170.00614.86
5.4.440.0190.00414.86
5.4.430.0170.00614.86
5.4.420.0220.00114.86
5.4.410.0210.00214.86
5.4.400.0190.00414.86
5.4.390.0160.00714.86
5.4.380.0170.00614.86
5.4.370.0210.00414.86
5.4.360.0160.00814.86
5.4.350.0200.00314.86
5.4.340.0190.00514.86
5.4.330.0180.00614.86
5.4.320.0200.00414.86
5.4.310.0160.00714.86
5.4.300.0210.00414.86
5.4.290.0160.00714.86
5.4.280.0170.00714.86
5.4.270.0190.00414.86
5.4.260.0170.00614.86
5.4.250.0210.00714.86
5.4.240.0190.00714.86
5.4.230.0200.00614.86
5.4.220.0200.00314.86
5.4.210.0200.00314.86
5.4.200.0140.00914.86
5.4.190.0200.00414.86
5.4.180.0230.00314.86
5.4.170.0210.00314.86
5.4.160.0190.00414.86
5.4.150.0210.00214.86
5.4.140.0180.00514.86
5.4.130.0160.00614.86
5.4.120.0200.00414.86
5.4.110.0170.00714.86
5.4.100.0190.00514.86
5.4.90.0150.00714.86
5.4.80.0150.00714.86
5.4.70.0170.00614.86
5.4.60.0180.00414.86
5.4.50.0190.00414.86
5.4.40.0190.00314.86
5.4.30.0170.00514.86
5.4.20.0180.00514.86
5.4.10.0160.00714.86
5.4.00.0160.00614.86
5.3.290.0180.00514.86
5.3.280.0180.00614.86
5.3.270.0200.00314.86
5.3.260.0180.00614.86
5.3.250.0190.00514.86
5.3.240.0190.00414.86
5.3.230.0190.00414.86
5.3.220.0180.00514.86
5.3.210.0150.00814.86
5.3.200.0190.00414.86
5.3.190.0170.00614.86
5.3.180.0170.00614.86
5.3.170.0190.00314.86
5.3.160.0170.00614.86
5.3.150.0160.00814.86
5.3.140.0180.00614.86
5.3.130.0170.00714.86
5.3.120.0200.00414.86
5.3.110.0160.00814.86
5.3.100.0160.00614.86
5.3.90.0180.00714.86
5.3.80.0170.00814.86
5.3.70.0170.00914.86
5.3.60.0170.00614.86
5.3.50.0190.00414.86
5.3.40.0150.00814.86
5.3.30.0180.00814.86
5.3.20.0180.00814.86
5.3.10.0160.00614.86
5.3.00.0180.00414.86
5.2.170.0110.00714.86
5.2.160.0150.00414.86
5.2.150.0140.00714.86
5.2.140.0110.00914.86
5.2.130.0150.00714.86
5.2.120.0160.00314.86
5.2.110.0140.00514.86
5.2.100.0140.00514.86
5.2.90.0140.00414.86
5.2.80.0140.00414.86
5.2.70.0120.00614.86
5.2.60.0130.00614.86
5.2.50.0120.00714.86
5.2.40.0150.00314.86
5.2.30.0110.00714.86
5.2.20.0140.00414.86
5.2.10.0150.00414.86
5.2.00.0140.00314.86
5.1.60.0140.00314.86
5.1.50.0130.00314.86
5.1.40.0120.00614.86
5.1.30.0120.00514.86
5.1.20.0140.00314.86
5.1.10.0130.00414.86
5.1.00.0150.00214.86
5.0.50.0090.00614.86
5.0.40.0110.00314.86
5.0.30.0080.00514.86
5.0.20.0110.00314.86
5.0.10.0100.00414.86
5.0.00.0090.00514.86
4.4.90.0070.00214.86
4.4.80.0070.00214.86
4.4.70.0060.00314.86
4.4.60.0080.00214.86
4.4.50.0090.00014.86
4.4.40.0060.00414.86
4.4.30.0070.00314.86
4.4.20.0070.00314.86
4.4.10.0070.00314.86
4.4.00.0050.00314.86
4.3.110.0080.00114.86
4.3.100.0080.00114.86
4.3.90.0070.00314.86
4.3.80.0080.00214.86
4.3.70.0050.00414.86
4.3.60.0070.00214.86
4.3.50.0080.00214.86
4.3.40.0090.00014.86
4.3.30.0070.00114.86
4.3.20.0060.00214.86
4.3.10.0060.00214.86
4.3.00.0060.00214.86

preferences:
63.11 ms | 2718 KiB | 4 Q