3v4l.org

run code in 300+ PHP versions simultaneously
<?php $number = '123456789'; $rest = substr($number, 0, 4); $rest2 = substr($number, 4, -1); $f = $rest.'-'.$rest2; echo $f;

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)
8.3.40.0040.01118.84
8.3.30.0070.00719.14
8.3.20.0070.00020.29
8.3.10.0070.00021.95
8.3.00.0080.00022.48
8.2.170.0110.00422.96
8.2.160.0180.00320.83
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00726.16
8.2.120.0000.00817.63
8.2.110.0070.00322.30
8.2.100.0030.01017.84
8.2.90.0000.00719.14
8.2.80.0000.00817.97
8.2.70.0030.00517.50
8.2.60.0040.00418.03
8.2.50.0030.00618.07
8.2.40.0000.00718.14
8.2.30.0040.00417.97
8.2.20.0040.00417.53
8.2.10.0080.00019.41
8.2.00.0040.00417.66
8.1.270.0050.00322.23
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0070.00323.62
8.1.230.0110.00019.17
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.01117.36
8.1.190.0040.00417.30
8.1.180.0050.00218.77
8.1.170.0000.00818.66
8.1.160.0040.00421.93
8.1.150.0080.00018.70
8.1.140.0040.00417.44
8.1.130.0000.00717.84
8.1.120.0100.00017.36
8.1.110.0040.00417.35
8.1.100.0000.00717.34
8.1.90.0000.00717.41
8.1.80.0000.00817.47
8.1.70.0070.00017.38
8.1.60.0040.00417.49
8.1.50.0040.00417.43
8.1.40.0050.00317.50
8.1.30.0070.00017.60
8.1.20.0030.00517.60
8.1.10.0030.00517.41
8.1.00.0000.00717.38
8.0.300.0080.00018.77
8.0.290.0060.00317.18
8.0.280.0080.00018.33
8.0.270.0070.00017.31
8.0.260.0000.00816.73
8.0.250.0060.00016.86
8.0.240.0050.00316.84
8.0.230.0000.00717.01
8.0.220.0000.00716.87
8.0.210.0040.00416.79
8.0.200.0070.00016.93
8.0.190.0030.00316.86
8.0.180.0040.00416.93
8.0.170.0040.00416.95
8.0.160.0040.00416.93
8.0.150.0000.00716.78
8.0.140.0080.00016.91
8.0.130.0000.00513.28
8.0.120.0000.00816.76
8.0.110.0040.00416.79
8.0.100.0000.00716.77
8.0.90.0040.00416.96
8.0.80.0060.01216.88
8.0.70.0000.00716.83
8.0.60.0030.00516.93
8.0.50.0000.00716.88
8.0.30.0110.01016.98
8.0.20.0140.00517.40
8.0.10.0040.00416.95
8.0.00.0110.00616.77
7.4.330.0020.00215.05
7.4.320.0060.00016.63
7.4.300.0040.00416.61
7.4.290.0000.00816.54
7.4.280.0000.00716.59
7.4.270.0000.00716.50
7.4.260.0050.00616.49
7.4.250.0040.00416.61
7.4.240.0030.00416.56
7.4.230.0030.00316.61
7.4.220.0110.01016.49
7.4.210.0040.01016.48
7.4.200.0050.00316.55
7.4.190.0070.00016.59
7.4.160.0070.00716.46
7.4.150.0140.00417.40
7.4.140.0060.01217.86
7.4.130.0110.00816.46
7.4.120.0050.01316.42
7.4.110.0150.00616.51
7.4.100.0170.00016.32
7.4.90.0100.01016.46
7.4.80.0100.01019.39
7.4.70.0070.01016.49
7.4.60.0060.01016.45
7.4.50.0060.00316.43
7.4.40.0070.00722.77
7.4.30.0110.00516.51
7.4.10.0080.00714.61
7.4.00.0070.00914.84
7.3.330.0060.00313.05
7.3.320.0000.00612.97
7.3.310.0070.00016.04
7.3.300.0070.00016.04
7.3.290.0070.00716.17
7.3.280.0090.01116.20
7.3.270.0070.01017.40
7.3.260.0110.00616.58
7.3.250.0120.00916.32
7.3.240.0060.01016.17
7.3.230.0120.00616.44
7.3.210.0100.01316.37
7.3.200.0110.01119.39
7.3.190.0000.02216.39
7.3.180.0060.00916.11
7.3.170.0110.01116.27
7.3.160.0090.00616.26
7.3.130.0110.00814.47
7.3.120.0030.01414.66
7.3.110.0080.00814.72
7.3.100.0070.00714.81
7.3.90.0080.00714.74
7.3.80.0070.00514.86
7.3.70.0100.00414.73
7.3.60.0030.01314.65
7.3.50.0050.00814.50
7.3.40.0060.00614.67
7.3.30.0050.00814.81
7.3.20.0020.01016.60
7.3.10.0060.00816.47
7.3.00.0050.00816.65
7.2.330.0060.01216.78
7.2.320.0110.01216.61
7.2.310.0070.01016.75
7.2.300.0180.00016.34
7.2.290.0030.01316.74
7.2.260.0080.01115.28
7.2.250.0080.01214.85
7.2.240.0070.00715.09
7.2.230.0080.00815.10
7.2.220.0120.00714.74
7.2.210.0070.00815.01
7.2.200.0050.00914.92
7.2.190.0020.01115.07
7.2.180.0080.00815.04
7.2.170.0030.01114.93
7.2.160.0050.00914.95
7.2.150.0080.00617.04
7.2.140.0070.00416.65
7.2.130.0080.00516.95
7.2.120.0040.00816.82
7.2.110.0040.01116.90
7.2.100.0030.01016.84
7.2.90.0080.00616.81
7.2.80.0070.00916.96
7.2.70.0080.00716.85
7.2.60.0040.00916.80
7.2.50.0080.00516.93
7.2.40.0070.00716.96
7.2.30.0070.00517.02
7.2.20.0040.01116.85
7.2.10.0030.01116.85
7.2.00.0020.01216.83
7.1.330.0060.00815.73
7.1.320.0090.00515.65
7.1.310.0060.00615.63
7.1.300.0030.00915.63
7.1.290.0080.00615.81
7.1.280.0040.00715.85
7.1.270.0020.01015.81
7.1.260.0090.00515.88
7.1.250.0030.00915.73
7.1.240.0080.00315.70
7.1.230.0050.00815.67
7.1.220.0020.01315.78
7.1.210.0020.00915.76
7.1.200.0040.01015.74
7.1.190.0090.00515.45
7.1.180.0070.00815.77
7.1.170.0030.01015.75
7.1.160.0020.01315.69
7.1.150.0030.00815.70
7.1.140.0070.00815.74
7.1.130.0060.00715.87
7.1.120.0050.00815.76
7.1.110.0070.00715.69
7.1.100.0070.01015.87
7.1.90.0040.01015.65
7.1.80.0090.00515.89
7.1.70.0100.00216.20
7.1.60.0120.00717.17
7.1.50.0050.01216.17
7.1.40.0050.00615.88
7.1.30.0040.00615.54
7.1.20.0040.00815.61
7.1.10.0050.00715.65
7.1.00.0060.02617.95
7.0.330.0060.00815.37
7.0.320.0030.01015.35
7.0.310.0070.00615.35
7.0.300.0030.00915.29
7.0.290.0020.01215.37
7.0.280.0060.00615.42
7.0.270.0080.00615.28
7.0.260.0040.00715.45
7.0.250.0070.00415.44
7.0.240.0070.00715.47
7.0.230.0090.00515.52
7.0.220.0020.01015.34
7.0.210.0040.00915.30
7.0.200.0040.00915.79
7.0.190.0000.01315.27
7.0.180.0060.00615.31
7.0.170.0020.00915.18
7.0.160.0070.00515.52
7.0.150.0050.00715.37
7.0.140.0060.02717.62
7.0.130.0080.00515.43
7.0.120.0050.01015.52
7.0.110.0090.00515.45
7.0.100.0050.02816.96
7.0.90.0060.02916.78
7.0.80.0090.01516.90
7.0.70.0070.03016.92
7.0.60.0020.02016.88
7.0.50.0040.02617.04
7.0.40.0050.02715.65
7.0.30.0050.03015.56
7.0.20.0060.01715.60
7.0.10.0100.01315.60
7.0.00.0080.02115.71
5.6.400.0080.00514.35
5.6.390.0070.01014.30
5.6.380.0050.00814.17
5.6.370.0050.00914.30
5.6.360.0060.00714.22
5.6.350.0050.00714.27
5.6.340.0050.01114.25
5.6.330.0070.00714.05
5.6.320.0060.00814.44
5.6.310.0050.00914.29
5.6.300.0000.01214.44
5.6.290.0050.00914.17
5.6.280.0050.03216.57
5.6.270.0060.00814.17
5.6.260.0030.01114.20
5.6.250.0060.02816.44
5.6.240.0070.02416.49
5.6.230.0080.02616.45
5.6.220.0090.03316.57
5.6.210.0060.02316.43
5.6.200.0030.03216.48
5.6.190.0080.01816.62
5.6.180.0060.02816.51
5.6.170.0080.01316.46
5.6.160.0090.02916.53
5.6.150.0010.02616.45
5.6.140.0050.01816.51
5.6.130.0040.03416.68
5.6.120.0070.02216.46
5.6.110.0100.02916.49
5.6.100.0040.01716.60
5.6.90.0050.01516.59
5.6.80.0070.02716.47
5.6.70.0070.02516.21
5.6.60.0060.01616.20
5.6.50.0050.01916.23
5.6.40.0050.01816.22
5.6.30.0030.01516.29
5.6.20.0060.01716.33
5.6.10.0060.02716.36
5.6.00.0090.01316.28
5.5.380.0050.02916.08
5.5.370.0070.02816.35
5.5.360.0080.03316.24
5.5.350.0020.01916.33
5.5.340.0040.02716.27
5.5.330.0040.03416.34
5.5.320.0060.03016.49
5.5.310.0120.02316.45
5.5.300.0050.02816.24
5.5.290.0070.01516.45
5.5.280.0050.02116.35
5.5.270.0030.01616.58
5.5.260.0090.01416.20
5.5.250.0080.01516.33
5.5.240.0050.02016.17
5.5.230.0060.02016.23
5.5.220.0010.02316.16
5.5.210.0050.01716.18
5.5.200.0030.01916.07
5.5.190.0030.01816.19
5.5.180.0070.01316.14
5.5.170.0030.00713.94
5.5.160.0040.01816.21
5.5.150.0030.02216.28
5.5.140.0060.01516.05
5.5.130.0030.01916.26
5.5.120.0070.01716.30
5.5.110.0040.02116.16
5.5.100.0060.01715.97
5.5.90.0060.02116.12
5.5.80.0050.01416.22
5.5.70.0070.01516.17
5.5.60.0030.01715.98
5.5.50.0060.01616.10
5.5.40.0080.01316.04
5.5.30.0040.01516.08
5.5.20.0070.01615.94
5.5.10.0060.01716.18
5.5.00.0080.02216.01
5.4.450.0040.02314.14
5.4.440.0060.02114.20
5.4.430.0040.01614.23
5.4.420.0020.03214.21
5.4.410.0010.01914.11
5.4.400.0090.01313.93
5.4.390.0020.03014.06
5.4.380.0060.01814.08
5.4.370.0060.01314.03
5.4.360.0040.01513.95
5.4.350.0020.01713.92
5.4.340.0030.01614.08
5.4.330.0030.00411.57
5.4.320.0020.01614.12
5.4.310.0010.02014.03
5.4.300.0020.01713.97
5.4.290.0030.01514.00
5.4.280.0030.01513.90
5.4.270.0050.01814.09
5.4.260.0050.01614.03
5.4.250.0050.01513.97
5.4.240.0060.01414.06
5.4.230.0040.01514.07
5.4.220.0050.01414.00
5.4.210.0060.01514.02
5.4.200.0060.01313.98
5.4.190.0020.01614.06
5.4.180.0030.01813.96
5.4.170.0040.02313.90
5.4.160.0040.02414.08
5.4.150.0070.02714.01
5.4.140.0040.01713.13
5.4.130.0030.01313.02
5.4.120.0050.02213.12
5.4.110.0030.01713.23
5.4.100.0040.02313.20
5.4.90.0070.02213.03
5.4.80.0030.02513.09
5.4.70.0050.01513.11
5.4.60.0030.02713.16
5.4.50.0040.01913.14
5.4.40.0030.02413.22
5.4.30.0030.01813.08
5.4.20.0040.02813.01
5.4.10.0030.02713.08
5.4.00.0070.02612.91
5.3.290.0030.01612.42
5.3.280.0020.01612.42
5.3.270.0040.02912.41
5.3.260.0020.01712.47
5.3.250.0020.02012.40
5.3.240.0060.01312.43
5.3.230.0030.02712.44
5.3.220.0010.02712.29
5.3.210.0010.02212.29
5.3.200.0030.01912.29
5.3.190.0010.03312.35
5.3.180.0010.01812.39
5.3.170.0030.01612.39
5.3.160.0060.01912.31
5.3.150.0070.02412.38
5.3.140.0070.01212.34
5.3.130.0070.02012.31
5.3.120.0060.01112.34
5.3.110.0040.02512.38
5.3.100.0040.02312.18
5.3.90.0040.01612.20
5.3.80.0060.02512.18
5.3.70.0040.02312.10
5.3.60.0030.02412.20
5.3.50.0020.02912.14
5.3.40.0060.02412.13
5.3.30.0050.02512.11
5.3.20.0040.02812.07
5.3.10.0020.02011.89
5.3.00.0060.02111.91
5.2.170.0070.03011.67
5.2.160.0070.02011.67
5.2.150.0070.03011.67
5.2.140.0030.06711.67
5.2.130.0130.04011.67
5.2.120.0070.05711.67
5.2.110.0100.04011.67
5.2.100.0070.05011.67
5.2.90.0000.06011.67
5.2.80.0070.04311.67
5.2.70.0070.05011.67
5.2.60.0100.05711.67
5.2.50.0100.04711.67
5.2.40.0030.04311.67
5.2.30.0030.06011.67
5.2.20.0070.05311.67
5.2.10.0030.04711.67
5.2.00.0030.06011.67
5.1.60.0000.03711.67
5.1.50.0030.04711.67
5.1.40.0000.03711.67
5.1.30.0070.04711.67
5.1.20.0030.05311.67
5.1.10.0030.03011.67
5.1.00.0070.05011.67
5.0.50.0070.04011.67
5.0.40.0030.04011.67
5.0.30.0000.06311.67
5.0.20.0030.03011.67
5.0.10.0000.03011.67
5.0.00.0000.05311.67
4.4.90.0030.03311.67
4.4.80.0030.03311.67
4.4.70.0000.03711.67
4.4.60.0000.03711.67
4.4.50.0030.02711.67
4.4.40.0000.03311.67
4.4.30.0000.03011.67
4.4.20.0070.01711.67
4.4.10.0000.02011.67
4.4.00.0000.04311.67
4.3.110.0030.01311.67
4.3.100.0030.01311.67
4.3.90.0030.02011.67
4.3.80.0070.04711.67
4.3.70.0030.03311.67
4.3.60.0030.03711.67
4.3.50.0030.03711.67
4.3.40.0000.05311.67
4.3.30.0070.02311.67
4.3.20.0000.02011.67
4.3.10.0000.02311.67
4.3.00.0030.02311.67

preferences:
46.39 ms | 400 KiB | 5 Q