Reference - Parms functions - count

{data 'colors'}["red", "green", "blue"]{/data}
{set $nums = [4, 8, 15]}
{set $title = 'Prefixes'}
<p>{echo constant:PHP_INT_SIZE}</p>
<p>{echo php:count(data:colors)}</p>
<p>{echo php:count(array:nums)} numbers, together {echo array:nums + 0}</p>
<p>{echo php:str_repeat('=', 5)}</p>
<p>{echo field:title | upper}</p>

{set $scores = [7, 9, 4, 10]}
<p>Sum {echo array:scores + 0}, count {echo php:count(array:scores)}</p>
<p>Average {echo (array:scores + 0) / php:count(array:scores)}</p>
<p>Best {echo php:max(array:scores)}, worst {echo php:min(array:scores)}</p>
<p>{echo php:implode(', ', array:scores)}</p>

<?php

  $moment = new DateTimeImmutable ( '2020-01-01T03:00:00+03:00' );

?>

[{echo $moment | date('U')}][{echo ($moment ?? 'none') | date('U')}][{echo ($nothing ?? $moment) | date('U')}][{echo $moment | default('x') | date('U')}][{$moment | optional | date('U')}][{echo [$moment ?? 'none'] | php:count}]

[{echo php:max(1, 2,)}][{echo [1, 2, ] | php:count}][{echo 5 | (eq 5)}][{echo 5 | (1 eq)}][{echo (1 | + 1)}][{echo (1 | '-1')}]

[{echo [3,1,2] | php:max}][{echo php:explode(',', 'a,b') | php:count}][{echo [1,2,3] | php:count}][{echo [1,2] | php:json_encode}]

1[{echo 'abc' | replace(['a', 'b'], ['x', 'y'])}] 2[{echo 'abc' | cut(['a', 'c'])}] 3[{echo 'b' | in(['a', 'b'])}] 4[{echo [1, 2] | contains(2)}] 5[{echo '' | default(['x', 'y']) | php:count}] 6[{echo 'b' in ('a', 'b')}]

{sequence '1..4', add=10, push='a'/}[{pull:a eval='@ + php:count(sequence:shift("a")) * 0'}{$sequence}:{$add} {/pull:a}|{pull:a}{$sequence} {/pull:a}]{sequence '1..4', add=10, push='a'/}[{pull:a first=4, eval='@ + php:count(sequence:pop("a")) * 0'}{$sequence}:{$add} {/pull:a}]{sequence '1..4', add=10, push='a'/}[{pull:a shift=1, eval='@ + php:count(sequence:shift("a")) * 0'}{$sequence}:{$add} {/pull:a}|{pull:a}{$sequence}:{$add} {/pull:a}]

[{sequence '1..3', eval='php:count(sequence:trim([1,2,3,4,5,6]))'}{$sequence} {/sequence}][{sequence '1..3', trim, right=1, eval='php:count(sequence:trim([1,2,3,4,5,6]))'}{$sequence} {/sequence}][{sequence '1..3', randomize=3, duplicates, eval='php:count(sequence:randomize([1,2,3], 5))'}{$sequence} {/sequence}][{sequence '1..6', trim, right=2}{$sequence} {/sequence}]

[{sequence '1..3', append=[9, 8], eval='php:count(sequence:sort([1,2])) + @'}{$sequence} {/sequence}][{sequence '1..3', intersection=[3, 4], eval='php:count(sequence:sum([1,2])) + @'}{$sequence} {/sequence}][{sequence '1..3', append=[9, 8], eval='@ + 2'}{$sequence} {/sequence}]