3v4l.org

run code in 300+ PHP versions simultaneously
<?php function return_bytes($val){ $val = trim($val); //$last =str_split($val); $string=strpbrk($val, 'M'); // echo $last[1]; echo $string; } echo "las".return_bytes("8M"); ?>

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)
8.3.40.0140.00718.71
8.3.30.0070.00719.09
8.3.20.0070.00020.21
8.3.10.0050.00323.48
8.3.00.0040.00420.99
8.2.170.0140.00422.96
8.2.160.0070.00722.31
8.2.150.0000.00924.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00420.97
8.2.110.0030.00620.41
8.2.100.0060.00617.91
8.2.90.0030.00619.03
8.2.80.0050.00317.97
8.2.70.0070.00317.50
8.2.60.0110.00017.68
8.2.50.0040.00818.07
8.2.40.0000.00718.28
8.2.30.0030.00418.18
8.2.20.0000.00717.60
8.2.10.0000.00718.16
8.2.00.0050.00317.68
8.1.270.0000.00823.72
8.1.260.0000.00726.35
8.1.250.0060.00328.09
8.1.240.0090.00024.02
8.1.230.0040.00718.95
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0080.00317.35
8.1.190.0040.00417.35
8.1.180.0060.00318.10
8.1.170.0050.00318.50
8.1.160.0040.00421.98
8.1.150.0030.00618.56
8.1.140.0040.00417.37
8.1.130.0000.00717.81
8.1.120.0000.00817.32
8.1.110.0040.00417.27
8.1.100.0000.00717.42
8.1.90.0030.00317.31
8.1.80.0050.00317.31
8.1.70.0000.00717.27
8.1.60.0030.00517.50
8.1.50.0000.00817.46
8.1.40.0040.00417.36
8.1.30.0090.00017.60
8.1.20.0000.00717.48
8.1.10.0060.00317.43
8.1.00.0060.00317.46
8.0.300.0040.00418.77
8.0.290.0070.00316.63
8.0.280.0030.00518.43
8.0.270.0000.00816.73
8.0.260.0030.00317.12
8.0.250.0000.00616.92
8.0.240.0050.00416.95
8.0.230.0050.00316.84
8.0.220.0000.00616.73
8.0.210.0000.00716.86
8.0.200.0030.00316.84
8.0.190.0040.00416.92
8.0.180.0000.00816.95
8.0.170.0060.00316.80
8.0.160.0030.00316.90
8.0.150.0000.00816.77
8.0.140.0040.00416.77
8.0.130.0080.00013.33
8.0.120.0040.00416.75
8.0.110.0000.00716.70
8.0.100.0070.00016.67
8.0.90.0050.00216.80
8.0.80.0040.01716.79
8.0.70.0040.00416.78
8.0.60.0000.00816.67
8.0.50.0050.00216.80
8.0.30.0120.00716.94
8.0.20.0090.01217.40
8.0.10.0070.00016.80
8.0.00.0110.00616.84
7.4.330.0060.00015.07
7.4.320.0000.00616.45
7.4.300.0050.00316.58
7.4.290.0030.00316.41
7.4.280.0060.00316.58
7.4.270.0030.00316.42
7.4.260.0000.00916.49
7.4.250.0070.00016.53
7.4.240.0050.00216.59
7.4.230.0030.00316.32
7.4.220.0070.01016.52
7.4.210.0110.00316.57
7.4.200.0000.00716.62
7.4.160.0150.00916.59
7.4.150.0060.01517.40
7.4.140.0120.00517.86
7.4.130.0080.00916.35
7.4.120.0110.00916.51
7.4.110.0130.00916.45
7.4.100.0000.01916.47
7.4.90.0150.00616.43
7.4.80.0090.00919.39
7.4.70.0130.00316.33
7.4.60.0040.01516.57
7.4.50.0000.00816.24
7.4.40.0090.01016.34
7.4.30.0080.00816.62
7.4.10.0050.01315.04
7.4.00.0070.00914.89
7.3.330.0000.00513.31
7.3.320.0050.00013.29
7.3.310.0000.00716.11
7.3.300.0030.00316.34
7.3.290.0150.00416.37
7.3.280.0100.01016.28
7.3.270.0090.00917.40
7.3.260.0060.01716.44
7.3.250.0110.00616.34
7.3.240.0170.00616.29
7.3.230.0070.01016.39
7.3.210.0130.00316.52
7.3.200.0070.01319.39
7.3.190.0070.01016.44
7.3.180.0100.00616.52
7.3.170.0150.00616.36
7.3.160.0000.01616.41
7.3.130.0050.01415.07
7.3.120.0070.01014.79
7.3.110.0060.01114.84
7.3.100.0020.01414.67
7.3.90.0060.01114.93
7.3.80.0070.00814.79
7.3.70.0030.01114.78
7.3.60.0070.00714.88
7.3.50.0070.00814.63
7.3.40.0040.00914.73
7.3.30.0060.00814.77
7.3.20.0090.00416.55
7.3.10.0070.00516.55
7.3.00.0090.00816.56
7.2.330.0060.01216.69
7.2.320.0050.01116.60
7.2.310.0090.00916.67
7.2.300.0080.00816.35
7.2.290.0030.01416.42
7.2.260.0050.00915.04
7.2.250.0060.01215.03
7.2.240.0040.01215.19
7.2.230.0070.00415.06
7.2.220.0070.00914.91
7.2.210.0060.00815.09
7.2.200.0060.00915.15
7.2.190.0030.00915.03
7.2.180.0040.01014.89
7.2.170.0070.00614.96
7.2.160.0050.00915.10
7.2.150.0060.00516.99
7.2.140.0030.01116.86
7.2.130.0080.00816.86
7.2.120.0050.00817.02
7.2.110.0100.00516.81
7.2.100.0080.00716.92
7.2.90.0080.00617.01
7.2.80.0070.00816.87
7.2.70.0040.01016.93
7.2.60.0080.00616.87
7.2.50.0060.00817.00
7.2.40.0100.00716.92
7.2.30.0110.00516.81
7.2.20.0040.01016.84
7.2.10.0050.01016.76
7.2.00.0080.00717.51
7.1.330.0060.00815.78
7.1.320.0060.01015.78
7.1.310.0030.01115.89
7.1.300.0070.00815.81
7.1.290.0060.00615.77
7.1.280.0050.00815.67
7.1.270.0070.00615.74
7.1.260.0060.00715.95
7.1.250.0050.00715.79
7.1.240.0080.00515.65
7.1.230.0100.00515.61
7.1.220.0050.01015.63
7.1.210.0060.00915.64
7.1.200.0080.00515.93
7.1.190.0050.00815.80
7.1.180.0090.00415.69
7.1.170.0060.00515.68
7.1.160.0070.00915.78
7.1.150.0080.00515.65
7.1.140.0060.00515.79
7.1.130.0060.00715.82
7.1.120.0050.00615.85
7.1.110.0060.00715.73
7.1.100.0040.01016.28
7.1.90.0020.00815.86
7.1.80.0050.00815.81
7.1.70.0040.00916.20
7.1.60.0090.00816.76
7.1.50.0080.00716.03
7.1.40.0090.00415.55
7.1.30.0070.00615.70
7.1.20.0070.00715.51
7.1.10.0070.00615.68
7.1.00.0050.02417.46
7.0.330.0080.00715.25
7.0.320.0050.00815.27
7.0.310.0080.00515.30
7.0.300.0090.00515.40
7.0.290.0060.00415.44
7.0.280.0070.00515.16
7.0.270.0030.01215.35
7.0.260.0050.00815.24
7.0.250.0040.00815.49
7.0.240.0050.00815.38
7.0.230.0050.00515.35
7.0.220.0040.00515.52
7.0.210.0080.00515.41
7.0.200.0040.00515.72
7.0.190.0050.00415.31
7.0.180.0070.00515.44
7.0.170.0080.00615.31
7.0.160.0070.00915.35
7.0.150.0090.00415.34
7.0.140.0070.02117.01
7.0.130.0080.00815.47
7.0.120.0060.00715.31
7.0.110.0050.00515.43
7.0.100.0190.02316.57
7.0.90.0150.02516.55
7.0.80.0140.01816.55
7.0.70.0110.01916.41
7.0.60.0090.01816.57
7.0.50.0070.02416.67
7.0.40.0060.02415.01
7.0.30.0050.02515.07
7.0.20.0060.02614.95
7.0.10.0060.02315.04
7.0.00.0070.02414.95
5.6.400.0050.00714.21
5.6.390.0050.00914.24
5.6.380.0050.00814.29
5.6.370.0040.01214.26
5.6.360.0040.00814.16
5.6.350.0050.00914.19
5.6.340.0060.00614.37
5.6.330.0070.00514.24
5.6.320.0060.00714.09
5.6.310.0050.00814.10
5.6.300.0060.00714.23
5.6.290.0030.01014.27
5.6.280.0030.02515.89
5.6.270.0050.00914.41
5.6.260.0080.00514.27
5.6.250.0080.02215.79
5.6.240.0090.02215.86
5.6.230.0090.02415.84
5.6.220.0010.02815.76
5.6.210.0060.02615.90
5.6.200.0040.02015.92
5.6.190.0050.02615.83
5.6.180.0050.02715.94
5.6.170.0070.02415.71
5.6.160.0060.02815.78
5.6.150.0060.02615.99
5.6.140.0040.02915.68
5.6.130.0080.02515.85
5.6.120.0080.02315.79
5.6.110.0090.02115.83
5.6.100.0040.02815.91
5.6.90.0060.02415.87
5.6.80.0080.02415.73
5.6.70.0060.02415.62
5.6.60.0070.02315.73
5.6.50.0070.02415.79
5.6.40.0080.02315.56
5.6.30.0090.02215.77
5.6.20.0050.02315.72
5.6.10.0070.01615.61
5.6.00.0040.02815.65
5.5.380.0060.02614.90
5.5.370.0080.02014.94
5.5.360.0040.02514.93
5.5.350.0070.02314.97
5.5.340.0070.02314.97
5.5.330.0060.02315.06
5.5.320.0060.02114.90
5.5.310.0060.01914.89
5.5.300.0070.02415.04
5.5.290.0080.02615.00
5.5.280.0070.02415.02
5.5.270.0070.02414.95
5.5.260.0080.02415.00
5.5.250.0060.02714.98
5.5.240.0080.02314.94
5.5.230.0090.02314.87
5.5.220.0050.02514.84
5.5.210.0060.02514.89
5.5.200.0070.02414.80
5.5.190.0040.02214.94
5.5.180.0020.02814.95
5.5.170.0040.00713.15
5.5.160.0040.02514.72
5.5.150.0070.02214.92
5.5.140.0080.02114.77
5.5.130.0060.02414.81
5.5.120.0090.02014.98
5.5.110.0030.01815.03
5.5.100.0070.01514.88
5.5.90.0060.02214.82
5.5.80.0050.02314.77
5.5.70.0050.02514.71
5.5.60.0060.02414.84
5.5.50.0080.02214.61
5.5.40.0060.02514.71
5.5.30.0080.02314.89
5.5.20.0010.02014.75
5.5.10.0040.02314.86
5.5.00.0070.02214.68
5.4.450.0040.02613.51
5.4.440.0050.02413.41
5.4.430.0080.01813.54
5.4.420.0060.02413.48
5.4.410.0030.02813.52
5.4.400.0060.02213.42
5.4.390.0090.01813.37
5.4.380.0050.02513.38
5.4.370.0050.02413.40
5.4.360.0060.02113.42
5.4.350.0050.02313.34
5.4.340.0060.02313.41
5.4.330.0020.00911.55
5.4.320.0090.01813.40
5.4.310.0030.02313.43
5.4.300.0030.02513.32
5.4.290.0070.02113.38
5.4.280.0060.02013.37
5.4.270.0060.02313.43
5.4.260.0030.02513.34
5.4.250.0050.02513.29
5.4.240.0050.02113.37
5.4.230.0030.02213.34
5.4.220.0040.02113.39
5.4.210.0040.02113.42
5.4.200.0050.02313.31
5.4.190.0080.02013.28
5.4.180.0020.02613.39
5.4.170.0040.01413.26
5.4.160.0040.01513.38
5.4.150.0030.01813.38
5.4.140.0030.02112.69
5.4.130.0040.02412.64
5.4.120.0020.01712.61
5.4.110.0060.02212.56
5.4.100.0040.02212.70
5.4.90.0060.02012.67
5.4.80.0110.01612.69
5.4.70.0040.02112.65
5.4.60.0030.02512.59
5.4.50.0050.02112.66
5.4.40.0030.02512.68
5.4.30.0060.02012.79
5.4.20.0080.01412.70
5.4.10.0050.02212.62
5.4.00.0050.01412.57
5.3.290.0040.02512.19
5.3.280.0060.02312.15
5.3.270.0020.01512.16
5.3.260.0040.02412.20
5.3.250.0050.02012.13
5.3.240.0060.01812.16
5.3.230.0070.02112.10
5.3.220.0080.02112.15
5.3.210.0050.02412.11
5.3.200.0050.02112.12
5.3.190.0030.02012.12
5.3.180.0050.02112.17
5.3.170.0050.02312.16
5.3.160.0070.01312.20
5.3.150.0040.02412.18
5.3.140.0070.02112.13
5.3.130.0060.02112.15
5.3.120.0050.02212.11
5.3.110.0060.02012.13
5.3.100.0040.02211.98
5.3.90.0030.02212.02
5.3.80.0030.02211.96
5.3.70.0030.02311.96
5.3.60.0030.02512.00
5.3.50.0040.01311.98
5.3.40.0040.02311.99
5.3.30.0060.02012.03
5.3.20.0070.02011.93
5.3.10.0060.01911.91
5.3.00.0060.02011.88
5.2.170.0070.03210.73
5.2.160.0050.03010.74
5.2.150.0030.02010.69
5.2.140.0050.03010.73
5.2.130.0050.03110.64
5.2.120.0050.03210.74
5.2.110.0070.03210.74
5.2.100.0050.01810.76
5.2.90.0070.03210.75
5.2.80.0070.03010.69
5.2.70.0010.02910.72
5.2.60.0030.03210.75
5.2.50.0050.03310.72
5.2.40.0100.02610.70
5.2.30.0080.01710.64
5.2.20.0030.03310.68
5.2.10.0030.03210.59
5.2.00.0080.03110.51
5.1.60.0060.02610.19
5.1.50.0050.02810.19
5.1.40.0040.02810.19
5.1.30.0080.02710.35
5.1.20.0090.02010.37
5.1.10.0060.02810.19
5.1.00.0050.02710.19
5.0.50.0050.02310.19
5.0.40.0060.01010.19
5.0.30.0060.02810.19
5.0.20.0040.01610.19
5.0.10.0020.01510.19
5.0.00.0040.03110.19
4.4.90.0020.02010.19
4.4.80.0020.02010.19
4.4.70.0030.01910.19
4.4.60.0010.02110.19
4.4.50.0030.02010.19
4.4.40.0020.03010.19
4.4.30.0000.02410.19
4.4.20.0010.02010.19
4.4.10.0020.02110.19
4.4.00.0040.02910.19
4.3.110.0000.01910.19
4.3.100.0040.01710.19
4.3.90.0050.00910.19
4.3.80.0010.02810.19
4.3.70.0030.01010.19
4.3.60.0020.01810.19
4.3.50.0020.01210.19
4.3.40.0040.02310.19
4.3.30.0020.01910.19
4.3.20.0030.01910.19
4.3.10.0080.01510.19
4.3.00.0010.01810.19

preferences:
45.02 ms | 400 KiB | 5 Q