3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2,3); $string = current($a); $i = 0; while($b = next($a) && strlen($string.current()) < 2){ $string .= $b; } echo $string;

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)
8.3.70.0150.00016.73
8.3.60.0100.00318.31
8.3.50.0130.00822.00
8.3.40.0060.01218.79
8.3.30.0100.00319.09
8.3.20.0000.00720.19
8.3.10.0080.00020.69
8.3.00.0050.00319.25
8.2.180.0110.00716.75
8.2.170.0140.00422.96
8.2.160.0070.01020.52
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0070.00022.23
8.2.110.0030.00620.96
8.2.100.0120.00017.79
8.2.90.0040.00418.34
8.2.80.0000.00817.97
8.2.70.0030.00617.75
8.2.60.0040.00417.92
8.2.50.0000.00818.07
8.2.40.0040.00418.22
8.2.30.0000.00719.23
8.2.20.0080.00017.74
8.2.10.0000.00718.17
8.2.00.0000.00917.71
8.1.280.0000.01425.92
8.1.270.0080.00022.04
8.1.260.0020.00526.35
8.1.250.0070.00028.09
8.1.240.0060.00323.86
8.1.230.0090.00320.84
8.1.220.0000.01017.78
8.1.210.0000.00818.77
8.1.200.0000.01217.23
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0100.00318.59
8.1.160.0040.00422.00
8.1.150.0040.00418.91
8.1.140.0000.00717.49
8.1.130.0000.00717.78
8.1.120.0030.00317.47
8.1.110.0000.00717.47
8.1.100.0000.00717.34
8.1.90.0020.00517.33
8.1.80.0040.00417.38
8.1.70.0030.00317.45
8.1.60.0000.00817.48
8.1.50.0030.00517.49
8.1.40.0000.00717.58
8.1.30.0040.00417.68
8.1.20.0030.00517.49
8.1.10.0040.00417.57
8.1.00.0040.00417.52
8.0.300.0040.00420.15
8.0.290.0040.00416.75
8.0.280.0030.00618.43
8.0.270.0000.00717.14
8.0.260.0030.00317.14
8.0.250.0030.00517.00
8.0.240.0070.00017.01
8.0.230.0030.00316.94
8.0.220.0000.00717.02
8.0.210.0030.00316.93
8.0.200.0030.00316.97
8.0.190.0000.00816.93
8.0.180.0040.00416.90
8.0.170.0030.00616.96
8.0.160.0050.00316.96
8.0.150.0030.00516.83
8.0.140.0000.00716.91
8.0.130.0000.00713.34
8.0.120.0040.00416.81
8.0.110.0000.00716.93
8.0.100.0000.00816.87
8.0.90.0040.00416.96
8.0.80.0090.00916.95
8.0.70.0000.00716.81
8.0.60.0000.00716.91
8.0.50.0000.00816.82
8.0.30.0060.01317.03
8.0.20.0130.00917.40
8.0.10.0000.00817.09
8.0.00.0070.01316.62
7.4.330.0050.00015.00
7.4.320.0030.00316.61
7.4.300.0000.00616.60
7.4.290.0000.00616.59
7.4.280.0050.00316.44
7.4.270.0030.00316.46
7.4.260.0030.00316.44
7.4.250.0040.00416.55
7.4.240.0030.00516.50
7.4.230.0000.00716.54
7.4.220.0110.01516.54
7.4.210.0100.01016.46
7.4.200.0070.00016.54
7.4.160.0200.00016.43
7.4.150.0070.01117.40
7.4.140.0140.00317.86
7.4.130.0100.00716.62
7.4.120.0070.00916.43
7.4.110.0060.01016.48
7.4.100.0120.00616.59
7.4.90.0090.00916.55
7.4.80.0100.00718.63
7.4.70.0130.00716.45
7.4.60.0110.01416.46
7.4.50.0030.00616.35
7.4.40.0130.00416.46
7.4.30.0070.01016.59
7.4.00.0110.00414.96
7.3.330.0000.00613.27
7.3.320.0050.00013.19
7.3.310.0030.00316.26
7.3.300.0000.00616.37
7.3.290.0090.00916.42
7.3.280.0080.00816.37
7.3.270.0040.01417.40
7.3.260.0180.00416.40
7.3.250.0120.00816.44
7.3.240.0140.00716.28
7.3.230.0100.00716.49
7.3.210.0090.01416.42
7.3.200.0140.00419.39
7.3.190.0140.00416.39
7.3.180.0060.01316.50
7.3.170.0100.01116.39
7.3.160.0070.00816.42
7.3.00.0030.01016.59
7.2.330.0150.00616.68
7.2.320.0070.01116.62
7.2.310.0060.01216.71
7.2.300.0070.01316.72
7.2.290.0070.01016.60
7.2.130.0060.00916.71
7.2.120.0040.00716.88
7.2.110.0000.01216.80
7.2.100.0110.00716.96
7.2.90.0040.01417.03
7.2.80.0090.00616.68
7.2.70.0100.00716.86
7.2.60.0100.00516.74
7.2.50.0030.01016.65
7.2.40.0030.00716.79
7.2.30.0030.00916.99
7.2.20.0060.01216.78
7.2.10.0030.01016.90
7.2.00.0030.00918.14
7.1.250.0090.00615.75
7.1.240.0000.00715.74
7.1.230.0080.00415.96
7.1.220.0040.01115.87
7.1.210.0090.00915.64
7.1.200.0050.00815.88
7.1.190.0150.00315.66
7.1.180.0030.00615.71
7.1.170.0030.01015.60
7.1.160.0060.00315.91
7.1.150.0050.00515.64
7.1.140.0030.00915.86
7.1.130.0160.00915.50
7.1.120.0030.00915.88
7.1.110.0050.00815.87
7.1.100.0070.00817.04
7.1.90.0040.00815.89
7.1.80.0090.00615.77
7.1.70.0040.00716.54
7.1.60.0060.00517.53
7.1.50.0020.01216.35
7.1.40.0160.00015.89
7.1.30.0060.00615.50
7.1.20.0100.00315.52
7.1.10.0000.01315.70
7.1.00.0040.04219.08
7.0.330.0060.00615.39
7.0.320.0070.00515.25
7.0.310.0040.00415.27
7.0.300.0180.00615.18
7.0.290.0000.01115.39
7.0.280.0130.01015.35
7.0.270.0060.00315.04
7.0.260.0060.00315.38
7.0.250.0100.00315.66
7.0.240.0090.00315.43
7.0.230.0110.00315.51
7.0.220.0080.00315.35
7.0.210.0080.00415.07
7.0.200.0080.00316.16
7.0.190.0100.00315.25
7.0.180.0060.00615.61
7.0.170.0100.00315.48
7.0.160.0060.00615.53
7.0.150.0130.00615.34
7.0.140.0130.03818.83
7.0.130.0180.00015.59
7.0.120.0060.00615.08
7.0.110.0040.00715.49
7.0.100.0000.01415.36
7.0.90.0140.00715.32
7.0.80.0150.00415.05
7.0.70.0080.00815.25
7.0.60.0100.04117.63
7.0.50.0080.03816.56
7.0.40.0050.04916.69
7.0.30.0180.03516.89
7.0.20.0190.02216.90
7.0.10.0060.04616.70
7.0.00.0110.02016.78
5.6.380.0140.00414.47
5.6.370.0070.00314.05
5.6.360.0060.01014.45
5.6.350.0120.00614.30
5.6.340.0040.01214.09
5.6.330.0080.00313.73
5.6.320.0000.01513.99
5.6.310.0190.00014.64
5.6.300.0230.01014.42
5.6.290.0330.01014.58
5.6.280.0150.03717.54
5.6.270.0270.00614.70
5.6.260.0520.00314.31
5.6.250.0120.00514.38
5.6.240.0230.01014.33
5.6.230.0120.00414.35
5.6.220.0300.00814.53
5.6.210.0170.05117.48
5.6.200.0140.02016.24
5.6.190.0170.03517.33
5.6.180.0330.02717.39
5.6.170.0140.02717.34
5.6.160.0080.03317.27
5.6.150.0100.03016.30
5.6.140.0090.01816.10
5.6.130.0080.03816.22
5.6.120.0050.02517.47
5.6.110.0070.04317.56
5.6.100.0080.03617.72
5.6.90.0080.04717.64
5.6.80.0040.03217.21
5.6.70.0040.01113.84
5.6.60.0060.00914.13
5.6.50.0040.00814.15
5.6.40.0060.00913.95
5.6.30.0000.01114.06
5.6.20.0150.00614.21
5.6.10.0110.00714.17
5.6.00.0070.00314.17
5.5.380.0130.00011.07
5.5.370.0080.00310.96
5.5.360.0190.00510.66
5.5.350.0150.04315.72
5.5.340.0130.03114.44
5.5.330.0060.02415.62
5.5.320.0210.04315.62
5.5.310.0210.04115.57
5.5.300.0020.02414.35
5.5.290.0070.04314.40
5.5.280.0020.04915.98
5.5.270.0040.02915.87
5.5.260.0030.02215.91
5.5.250.0030.04515.85
5.5.240.0160.03515.57
5.5.230.0060.00311.05
5.5.220.0060.00911.03
5.5.210.0120.00011.00
5.5.200.0040.00410.75
5.5.190.0070.00310.83
5.5.180.0040.00410.66
5.5.170.0130.00410.87
5.5.160.0030.00611.09
5.5.150.0090.00311.00
5.5.140.0040.00410.98
5.5.130.0030.00610.96
5.5.120.0000.00611.05
5.5.110.0060.00611.05
5.5.100.0040.00810.79
5.5.90.0000.01311.02
5.5.80.0030.00611.00
5.5.70.0030.00611.22
5.5.60.0070.00010.54
5.5.50.0080.00010.98
5.5.40.0090.00310.73
5.5.30.0060.00310.64
5.5.20.0070.00410.67
5.5.10.0090.00310.77
5.5.00.0090.00310.72
5.4.450.0070.03115.15
5.4.440.0540.02515.22
5.4.430.0540.02315.17
5.4.420.0500.03015.07
5.4.410.0590.02615.12
5.4.400.0330.03314.89
5.4.390.0420.03014.85
5.4.380.0190.02614.71
5.4.370.0320.02514.61
5.4.360.0180.02614.59
5.4.350.0150.03114.68
5.4.340.0170.03314.57
5.4.330.0110.00310.91
5.4.320.0060.02411.70
5.4.310.0060.02411.62
5.4.300.0070.02111.58
5.4.290.0070.02111.49
5.4.280.0060.02011.49
5.4.270.0060.02111.46
5.4.260.0060.02011.36
5.4.250.0070.02011.51
5.4.240.0030.02311.75
5.4.230.0020.02311.50
5.4.220.0040.02411.78
5.4.210.0070.01911.68
5.4.200.0050.02211.63
5.4.190.0120.02711.52
5.4.180.0080.02511.43
5.4.170.0050.02411.52
5.4.160.0090.02211.71
5.4.150.0090.02011.55
5.4.140.0100.02011.50
5.4.130.0030.02111.33
5.4.120.0050.02611.46
5.4.110.0060.02211.55
5.4.100.0020.02311.53
5.4.90.0060.02011.50
5.4.80.0080.01911.45
5.4.70.0080.01711.49
5.4.60.0040.02011.56
5.4.50.0050.01911.53
5.4.40.0030.02311.40
5.4.30.0030.02111.57
5.4.20.0030.02311.48
5.4.10.0070.01811.36
5.4.00.0050.02211.01
5.3.290.0070.02011.76
5.3.280.0050.02211.48
5.3.270.0070.02211.64
5.3.260.0050.02211.65
5.3.250.0040.02011.53
5.3.240.0050.02111.60
5.3.230.0020.02311.61
5.3.220.0040.02211.54
5.3.210.0040.02211.56
5.3.200.0020.02211.55
5.3.190.0070.01911.60
5.3.180.0060.02011.56
5.3.170.0040.02311.63
5.3.160.0050.02011.66
5.3.150.0060.02111.70
5.3.140.0040.02211.52
5.3.130.0050.02011.51
5.3.120.0050.02311.60
5.3.110.0030.02411.62
5.3.100.0050.02211.24
5.3.90.0080.01711.29
5.3.80.0020.02311.18
5.3.70.0040.02311.30
5.3.60.0060.02011.21
5.3.50.0060.01911.22
5.3.40.0060.01911.19
5.3.30.0050.02111.26
5.3.20.0040.02011.10
5.3.10.0040.02110.99
5.3.00.0030.02210.96
5.2.170.0040.0209.35
5.2.160.0110.0169.35
5.2.150.0040.0179.42
5.2.140.0020.0189.16
5.2.130.0070.0149.22
5.2.120.0020.0179.30
5.2.110.0020.0199.32
5.2.100.0030.0189.33
5.2.90.0070.0149.31
5.2.80.0060.0209.29
5.2.70.0030.0259.27
5.2.60.0030.0189.22
5.2.50.0040.0179.22
5.2.40.0030.0189.25
5.2.30.0020.0209.20
5.2.20.0020.0199.19
5.2.10.0050.0159.09
5.2.00.0070.0148.86
5.1.60.0070.0138.31
5.1.50.0110.0168.20
5.1.40.0050.0188.40
5.1.30.0080.0188.58
5.1.20.0090.0138.52
5.1.10.0070.0178.42
5.1.00.0040.0198.24
5.0.50.0040.0137.48
5.0.40.0040.0137.41
5.0.30.0030.0217.31
5.0.20.0030.0197.30
5.0.10.0020.0177.29
5.0.00.0040.0207.29
4.4.90.0050.0076.55
4.4.80.0020.0136.54
4.4.70.0030.0116.54
4.4.60.0050.0096.54
4.4.50.0020.0116.55
4.4.40.0030.0166.52
4.4.30.0030.0116.54
4.4.20.0040.0126.59
4.4.10.0030.0106.59
4.4.00.0030.0146.54
4.3.110.0010.0116.50
4.3.100.0030.0076.50
4.3.90.0020.0096.48
4.3.80.0040.0126.46
4.3.70.0030.0096.48
4.3.60.0020.0116.48
4.3.50.0020.0096.48
4.3.40.0010.0146.43
4.3.30.0020.0135.81
4.3.20.0020.0125.80
4.3.10.0020.0095.78
4.3.00.0030.0127.62

preferences:
98.05 ms | 401 KiB | 5 Q