3v4l.org

run code in 300+ PHP versions simultaneously
<?php $number = ['1,2', 1, '']; foreach ($number as $val) { if (!empty($val)) echo "val: $val is_numeric ".is_numeric(number_format($val))."\n\r"; } echo 'string:'.is_numeric(number_format('lalalal1,2'));
Output for 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: number_format(): Argument #1 ($num) must be of type int|float, string given in /in/W2lC2:5 Stack trace: #0 /in/W2lC2(5): number_format('1,2') #1 {main} thrown in /in/W2lC2 on line 5
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Fatal error: Uncaught TypeError: number_format(): Argument #1 ($num) must be of type float, string given in /in/W2lC2:5 Stack trace: #0 /in/W2lC2(5): number_format('1,2') #1 {main} thrown in /in/W2lC2 on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Notice: A non well formed numeric value encountered in /in/W2lC2 on line 5 val: 1,2 is_numeric 1 val: 1 is_numeric 1 Warning: number_format() expects parameter 1 to be float, string given in /in/W2lC2 on line 7 string:
Output for 7.3.32 - 7.3.33
val: 1,2 is_numeric 1 val: 1 is_numeric 1 Warning: number_format() expects parameter 1 to be float, string given in /in/W2lC2 on line 7 string:
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
Notice: A non well formed numeric value encountered in /in/W2lC2 on line 5 val: 1,2 is_numeric 1 val: 1 is_numeric 1 Warning: number_format() expects parameter 1 to be double, string given in /in/W2lC2 on line 7 string:
preferences:
181.61 ms | 402 KiB | 227 Q