3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "Sample Testing String"; $start = array_sum( explode( ' ', microtime( ) ) ); for( $a = 10000000; $a ; --$a ) { strlen( $str ); } $end = array_sum( explode(' ', microtime()) );echo $end - $start; die;

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)
7.4.00.0100.13114.62
7.3.120.0100.15014.76
7.3.110.0030.14114.71
7.3.100.0030.11614.61
7.3.90.0070.11915.13
7.3.80.0030.13015.00
7.3.70.0100.09914.75
7.3.60.0030.14214.73
7.3.50.0130.10414.89
7.3.40.0100.09214.89
7.3.30.0100.09514.83
7.3.20.0030.09916.44
7.3.10.0030.10316.75
7.3.00.0000.10016.89
7.2.250.0130.15614.66
7.2.240.0070.11814.96
7.2.230.0000.14115.23
7.2.220.0030.13914.88
7.2.210.0030.13315.17
7.2.200.0100.09115.14
7.2.190.0090.12314.70
7.2.180.0030.11815.15
7.2.170.0030.13115.22
7.2.00.0000.10619.28
7.1.330.0070.38815.87
7.1.320.0030.36416.00
7.1.310.0070.36315.80
7.1.300.0030.38915.54
7.1.290.0030.36915.63
7.1.280.0070.36615.91
7.1.270.0030.39215.86
7.1.260.0030.36115.82
7.1.70.0000.14817.20
7.1.60.0070.19319.32
7.1.50.0070.18516.79
7.1.00.0030.23722.31
7.0.200.0000.15116.75
7.0.140.0000.31322.00
7.0.60.0000.15319.94
7.0.50.0100.15717.91
7.0.40.0030.15720.12
7.0.30.0600.18020.09
7.0.20.0270.20720.05
7.0.10.0070.18020.13
7.0.00.0030.22320.00
5.6.280.0031.02721.04
5.6.210.0130.67720.72
5.6.200.0070.73718.16
5.6.190.0070.76020.61
5.6.180.0200.89020.45
5.6.170.0230.69720.62
5.6.160.0030.71720.54
5.6.150.0070.70718.11
5.6.140.0070.75018.13
5.6.130.0070.76018.21
5.6.120.0070.76020.80
5.6.110.0200.71721.11
5.6.100.0030.73321.03
5.6.90.0100.71721.03
5.6.80.0100.73720.40
5.5.350.0270.72320.39
5.5.340.0070.68718.01
5.5.330.0100.76020.20
5.5.320.0300.73320.21
5.5.310.0400.70020.27
5.5.300.0100.73317.91
5.5.290.0100.73717.87
5.5.280.0070.67020.86
5.5.270.0170.75720.87
5.5.260.0170.73320.79
5.5.250.0030.72020.58
5.5.240.0230.75320.15
5.4.450.0530.71319.45
5.4.440.1370.87319.13
5.4.430.0200.81319.45
5.4.421.0470.00019.35
5.4.411.0430.00019.57
5.4.401.0770.00018.98
5.4.391.0670.00019.26
5.4.381.0530.00019.18
5.4.371.0400.00019.06
5.4.361.0030.00019.18
5.4.351.0830.00019.06
5.4.340.0090.84311.97
5.4.320.0060.85212.46
5.4.310.0060.82212.46
5.4.300.0070.77712.46
5.4.290.0120.91812.46
5.4.280.0070.77312.36
5.4.270.0090.76612.35
5.4.260.0080.77012.36
5.4.250.0050.75312.35
5.4.240.0060.74612.35
5.4.230.0040.82312.34
5.4.220.0060.80612.34
5.4.210.0040.77812.34
5.4.200.0060.79212.34
5.4.190.0050.76012.34
5.4.180.0070.76312.34
5.4.170.0090.76612.35
5.4.160.0060.77812.35
5.4.150.0060.77612.34
5.4.140.0080.81812.03
5.4.130.0081.17312.02
5.4.120.0050.79811.98
5.4.110.0060.80811.97
5.4.100.0081.05211.97
5.4.90.0071.03311.96
5.4.80.0081.00111.97
5.4.70.0050.82911.96
5.4.60.0060.79911.96
5.4.50.0000.81111.96
5.4.40.0070.82311.95
5.4.30.0050.81611.95
5.4.20.0050.82411.95
5.4.10.0050.81211.95
5.4.00.0110.77311.44
5.3.290.0080.92912.80
5.3.280.0070.95312.71
5.3.270.0070.94812.72
5.3.260.0090.93812.72
5.3.250.0090.92112.72
5.3.240.0090.90912.72
5.3.230.0040.95812.71
5.3.220.0070.96412.68
5.3.210.0041.19812.68
5.3.200.0060.98612.68
5.3.190.0060.98512.68
5.3.180.0070.93312.67
5.3.170.0070.97012.67
5.3.160.0040.95712.67
5.3.150.0090.97812.68
5.3.140.0070.96912.66
5.3.130.0110.95912.66
5.3.120.0130.96812.66
5.3.110.0050.96212.66
5.3.100.0050.95812.12
5.3.90.0080.91112.09
5.3.80.0050.91912.07
5.3.70.0090.91112.08
5.3.60.0080.92312.07
5.3.50.0070.95312.00
5.3.40.0060.94612.00
5.3.30.0030.94011.95
5.3.20.0110.98111.72
5.3.10.0070.94711.70
5.3.00.0080.90011.68
5.2.170.0030.8319.18
5.2.160.0070.8449.18
5.2.150.0050.8409.18
5.2.140.0030.8829.18
5.2.130.0050.8449.14
5.2.120.0040.8309.14
5.2.110.0050.8299.15
5.2.100.0080.8759.14
5.2.90.0100.8789.14
5.2.80.0341.2469.14
5.2.70.0120.8319.14
5.2.60.0080.8489.09
5.2.50.0080.8329.06
5.2.40.0020.8879.04
5.2.30.0090.9059.02
5.2.20.0050.8709.00
5.2.10.0040.8098.96
5.2.00.0050.9388.82
5.1.60.0060.7838.11
5.1.50.0070.7688.11
5.1.40.0070.8288.08
5.1.30.0070.8818.44
5.1.20.0090.8098.46
5.1.10.0030.8008.18
5.1.00.0050.8508.18
5.0.50.0091.9876.66
5.0.40.0031.9986.43
5.0.30.0061.8336.33
5.0.20.0051.9716.31
5.0.10.0051.8606.29
5.0.00.0041.9206.28
4.4.90.0031.8344.78
4.4.80.0031.5564.75
4.4.70.0041.8584.76
4.4.60.0021.8124.76
4.4.50.0311.9514.77
4.4.40.0091.9884.71
4.4.30.0051.8764.75
4.4.20.0021.9984.85
4.4.10.0061.9974.85
4.4.00.0021.9964.76
4.3.110.0101.9964.67
4.3.100.0101.9894.67
4.3.90.0051.8814.63
4.3.80.0041.9704.59
4.3.70.0072.0054.63
4.3.60.0072.0014.63
4.3.50.0092.0244.63
4.3.40.0101.9954.54
4.3.30.0071.8433.33
4.3.20.0051.6413.31
4.3.10.0121.8853.27
4.3.00.0001.52014.27

preferences:
43.26 ms | 401 KiB | 5 Q