Online PHP editor | output for 8PWil

@ 2018-04-09T22:46:19Z

<?php

$float = 1.223;
$float2 = 789.012;
$prefix = ' World67';
echo round($float, 2). ' Hello ' . (int) $float . substr($prefix, 0, 6) . substr($prefix, 0, 6);
echo \PHP_EOL;
echo round($float2, 2). ' Hello ' . (int) $float2 . substr($prefix, 0, 6) . substr($prefix, 0, 6);
echo \PHP_EOL . '---' . \PHP_EOL;
$pattern = '%1$.2f Hello %1$.d %2$.6s';
printf($pattern, $float, $prefix);
echo \PHP_EOL;
printf($pattern, $float2, $prefix);
echo \PHP_EOL;
//purposefully error
printf($pattern, $prefix);

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13: 1.22 Hello 1 World World 789.01 Hello 789 World World --- 1.22 Hello 1 World 789.01 Hello 789 World Fatal error: Uncaught ArgumentCountError: 3 arguments are required, 2 given in /in/8PWil:16 Stack trace: #0 /in/8PWil(16): printf('%1$.2f Hello %1...', ' World67') #1 {main} thrown in /in/8PWil on line 16
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: 1.22 Hello 1 World World 789.01 Hello 789 World World --- 1.22 Hello 1 World 789.01 Hello 789 World Warning: printf(): Too few arguments in /in/8PWil on line 16

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