3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0001111222 ; var_dump($a); var_dump(is_numeric($a)); //true var_dump(ctype_digit($a)); //true $a = 0.1 ; var_dump($a); var_dump(is_numeric($a)); //true var_dump(ctype_digit($a)); //false $a = -1 ; var_dump($a); var_dump(is_numeric($a)); //true var_dump(ctype_digit($a)); //false $a = a ; var_dump($a); var_dump(is_numeric($a)); //false var_dump(ctype_digit($a)); //false var_dump(sqrt(16)); var_dump(is_int(sqrt(16))); $a = 9.45*100; var_dump($a); var_dump(intval($a)); $a = 945*1.00; var_dump($a); var_dump(intval($a)); echo "<br/>数值强制转换:"; $string="2a"; $string1=intval($string); echo '$string1的值:'.$string1.'$string2的值:';//单引号不会输出变量,将原样输出 $string2=(int)($string); echo $string2 ;

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)
8.3.60.0140.00716.50
8.3.50.0110.00721.98
8.3.40.0040.01118.96
8.3.30.0110.00418.98
8.3.20.0100.01020.30
8.3.10.0000.00723.48
8.3.00.0070.00317.50
8.2.180.0060.00916.61
8.2.170.0120.00622.96
8.2.160.0140.00320.47
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0040.01126.16
8.2.120.0080.00022.21
8.2.110.0060.00322.25
8.2.100.0040.00717.91
8.2.90.0050.00319.08
8.2.80.0050.00317.97
8.2.70.0080.00017.75
8.2.60.0040.00418.03
8.2.50.0030.00518.07
8.2.40.0000.00818.22
8.2.30.0060.00318.00
8.2.20.0000.00717.64
8.2.10.0070.00018.10
8.2.00.0030.00717.88
8.1.280.0270.00625.92
8.1.270.0050.00522.05
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00323.96
8.1.230.0090.00319.09
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00617.36
8.1.190.0040.00417.65
8.1.180.0040.00418.10
8.1.170.0030.00518.56
8.1.160.0020.00522.02
8.1.150.0000.00818.60
8.1.140.0040.00417.38
8.1.130.0030.00317.85
8.1.120.0030.00617.46
8.1.110.0040.00417.42
8.1.100.0000.00717.38
8.1.90.0030.00317.49
8.1.80.0030.00517.46
8.1.70.0050.00317.47
8.1.60.0060.00317.57
8.1.50.0040.00417.47
8.1.40.0050.00317.52
8.1.30.0000.00817.65
8.1.20.0040.00417.66
8.1.10.0040.00417.47
8.1.00.0030.00617.41
8.0.300.0030.00618.77
8.0.290.0040.00417.05
8.0.280.0030.00318.51
8.0.270.0030.00317.23
8.0.260.0000.00617.34
8.0.250.0030.00517.05
8.0.240.0040.00417.05
8.0.230.0030.00317.10
8.0.220.0000.00716.98
8.0.210.0030.00316.97
8.0.200.0000.00816.92
8.0.190.0040.00417.04
8.0.180.0000.00817.05
8.0.170.0040.00416.90
8.0.160.0040.00417.00
8.0.150.0030.00316.96
8.0.140.0040.00416.89
8.0.130.0000.00713.36
8.0.120.0040.00416.96
8.0.110.0070.00016.81
8.0.100.0030.00516.93
8.0.90.0040.00416.82
8.0.80.0090.00917.01
8.0.70.0070.00016.96
8.0.60.0050.00217.04
8.0.50.0040.00417.03
8.0.30.0080.01017.35
8.0.20.0070.01317.40
8.0.10.0040.00416.96
8.0.00.0100.00716.73
7.4.330.0000.00515.14
7.4.320.0000.00716.67
7.4.300.0060.00016.54
7.4.290.0040.00416.61
7.4.280.0040.00416.60
7.4.270.0040.00416.64
7.4.260.0040.00316.55
7.4.250.0050.00216.62
7.4.240.0010.00716.61
7.4.230.0070.00016.43
7.4.220.0060.01216.48
7.4.210.0080.00816.58
7.4.200.0040.00416.44
7.4.190.0040.00416.56
7.4.160.0100.00716.52
7.4.150.0120.00617.40
7.4.140.0070.01117.86
7.4.130.0080.00816.59
7.4.120.0100.00916.60
7.4.110.0140.00316.60
7.4.100.0130.01016.57
7.4.90.0120.00616.42
7.4.80.0140.00719.39
7.4.70.0030.01416.43
7.4.60.0150.00616.61
7.4.50.0000.00616.37
7.4.40.0030.01322.77
7.4.30.0060.01116.71
7.4.00.0090.00915.10
7.3.330.0000.00513.18
7.3.320.0000.00613.19
7.3.310.0000.00716.32
7.3.300.0030.00316.34
7.3.290.0030.01216.40
7.3.280.0110.00616.40
7.3.270.0060.01017.40
7.3.260.0180.00316.56
7.3.250.0150.00516.52
7.3.240.0090.01216.73
7.3.230.0030.01316.39
7.3.210.0090.00916.51
7.3.200.0160.01119.39
7.3.190.0050.01316.67
7.3.180.0090.00616.63
7.3.170.0110.00516.29
7.3.160.0040.01616.52
7.3.120.0060.00914.94
7.2.330.0120.00616.74
7.2.320.0090.01216.66
7.2.310.0060.01216.80
7.2.300.0170.00016.51
7.2.290.0190.00316.72
7.2.60.0140.00516.79
7.2.00.0040.00819.46
7.1.200.0040.01115.82
7.1.100.0060.00617.92
7.1.70.0060.00617.05
7.1.60.0080.00419.33
7.1.50.0030.01717.05
7.1.00.0070.07722.31
7.0.200.0640.00314.69
7.0.140.0000.07721.92
7.0.60.0030.05319.91
7.0.50.0030.04717.83
7.0.40.0100.08720.04
7.0.30.0270.06720.13
7.0.20.0230.06020.24
7.0.10.0070.07320.01
7.0.00.0130.07020.09
5.6.280.0070.07021.13
5.6.210.0000.06720.63
5.6.200.0070.08718.17
5.6.190.0070.09020.41
5.6.180.0300.04020.21
5.6.170.0270.05020.49
5.6.160.0200.07720.35
5.6.150.0070.08318.22
5.6.140.0100.07018.18
5.6.130.0100.07718.21
5.6.120.0070.07021.01
5.6.110.0130.08720.96
5.6.100.0070.07021.01
5.6.90.0130.07321.10
5.6.80.0070.03720.38
5.6.70.4270.03320.43
5.5.350.0070.03720.43
5.5.340.0170.06717.84
5.5.330.0170.07320.25
5.5.320.0330.05320.24
5.5.310.0230.04720.23
5.5.300.0030.04317.91
5.5.290.0000.04317.95
5.5.280.0030.06020.79
5.5.270.0100.08020.89
5.5.260.0030.09020.64
5.5.250.0070.04020.62
5.5.240.0270.07020.35
5.4.450.0170.06019.11
5.4.440.0300.06019.63
5.4.430.0100.06319.47
5.4.420.0200.05319.26
5.4.410.0330.05319.43
5.4.400.0170.05018.94
5.4.390.0170.06319.21
5.4.380.0300.05718.70
5.4.370.0430.05318.64
5.4.360.0400.06718.68
5.4.350.0330.05718.57
5.4.340.0270.05018.50
5.4.320.0090.03412.46
5.4.310.0050.03912.46
5.4.300.0050.03812.46
5.4.290.0030.04112.46
5.4.280.0130.04412.34
5.4.270.0080.05212.33
5.4.260.0210.08412.33
5.4.250.0070.05412.34
5.4.240.0080.04212.34
5.4.230.0050.04512.33
5.4.220.0080.04412.32
5.4.210.0070.06412.33
5.4.200.0110.03912.32
5.4.190.0100.03712.32
5.4.180.0080.03812.32
5.4.170.0140.03612.34
5.4.160.0100.06712.33
5.4.150.0100.04812.33
5.4.140.0090.03912.01
5.4.130.0150.06012.00
5.4.120.0070.04811.96
5.4.110.0120.07111.95
5.4.100.0110.05111.95
5.4.90.0130.04911.95
5.4.80.0070.03711.95
5.4.70.0080.03311.95
5.4.60.0090.03811.95
5.4.50.0090.03611.95
5.4.40.0170.06211.93
5.4.30.0120.03611.93
5.4.20.0100.03711.94
5.4.10.0080.03911.94
5.4.00.0120.05511.42
5.3.290.0060.04212.80
5.3.280.0130.04812.71
5.3.270.0070.05612.73
5.3.260.0100.04712.72
5.3.250.0170.05712.72
5.3.240.0070.04512.72
5.3.230.0070.04112.71
5.3.220.0100.03712.68
5.3.210.0100.03912.68
5.3.200.0110.03612.68
5.3.190.0250.04012.68
5.3.180.0130.04212.67
5.3.170.0070.04012.67
5.3.160.0140.04912.68
5.3.150.0140.05712.67
5.3.140.0090.05312.66
5.3.130.0080.04512.66
5.3.120.0190.08712.65
5.3.110.0140.05212.65
5.3.100.0200.06512.12
5.3.90.0090.04112.08
5.3.80.0080.04712.08
5.3.70.0090.03712.08
5.3.60.0100.03912.06
5.3.50.0090.03812.00
5.3.40.0090.11212.00
5.3.30.0110.05111.94
5.3.20.0070.04211.72
5.3.10.0110.05511.68
5.3.00.0190.07011.68
5.2.170.0050.0329.17
5.2.160.0040.0339.17
5.2.150.0080.0309.18
5.2.140.0100.0299.17
5.2.130.0080.0329.13
5.2.120.0120.0319.13
5.2.110.0040.0349.14
5.2.100.0050.0349.14
5.2.90.0060.0349.13
5.2.80.0090.0309.14
5.2.70.0080.0399.13
5.2.60.0080.0469.08
5.2.50.0410.0829.05
5.2.40.0080.0339.03
5.2.30.0070.0409.01
5.2.20.0080.0388.99
5.2.10.0060.0388.93
5.2.00.0070.0408.80
5.1.60.0040.0388.08
5.1.50.0120.0548.08
5.1.40.0070.0298.07
5.1.30.0100.0478.41
5.1.20.0100.0328.44
5.1.10.0050.0308.16
5.1.00.0120.0388.16
5.0.50.0080.0546.64
5.0.40.0190.0486.50
5.0.30.0130.0826.31
5.0.20.0050.0196.23
5.0.10.0060.0256.21
5.0.00.0140.0606.20
4.4.90.0050.0234.78
4.4.80.0070.0214.76
4.4.70.0020.0254.75
4.4.60.0040.0254.76
4.4.50.0090.0194.77
4.4.40.0050.0344.70
4.4.30.0140.0184.76
4.4.20.0050.0224.85
4.4.10.0050.0224.85
4.4.00.0030.0324.76
4.3.110.0040.0184.67
4.3.100.0060.0144.66
4.3.90.0070.0154.63
4.3.80.0060.0264.59
4.3.70.0060.0154.63
4.3.60.0040.0174.63
4.3.50.0040.0234.63
4.3.40.0060.0314.54
4.3.30.0080.0163.29
4.3.20.0020.0213.27
4.3.10.0050.0173.23
4.3.00.0000.0237.81

preferences:
38.58 ms | 401 KiB | 5 Q