Online PHP editor | output for sYolO

@ 2024-04-25T07:29:21Z

<?php

var_dump(is_numeric('1'));

echo (1 ** '1') . "\n";
var_dump(is_numeric('1'));
echo (2 ** '1.') . "\n";
var_dump(is_numeric('1.'));
echo (3 ** '+1.0') . "\n";
var_dump(is_numeric('+1.0'));
echo (4 ** '+1.0e') . "\n";
var_dump(is_numeric('+1.0e'));
echo (5 ** '+1.0e0') . "\n";
var_dump(is_numeric('+1.0e0'));
echo (6 ** '+1.0e0 ') . "\n";
var_dump(is_numeric('+1.0e0 '));
echo (7 ** '+1.0e0 x') . "\n";
var_dump(is_numeric('+1.0e0 x'));

Output for 8.1.28 - 8.1.33, 8.2.17 - 8.2.29, 8.3.4 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1: bool(true) 1 bool(true) 2 bool(true) 3 bool(true) Warning: A non-numeric value encountered in /in/sYolO on line 11 4 bool(false) 5 bool(true) 6 bool(true) Warning: A non-numeric value encountered in /in/sYolO on line 17 7 bool(false)
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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