method find documentation in bbn\X
Returns the array's first index, which satisfies the 'where' condition.
Example
X::hdump(X::find([[
'id' => 1,
'name' => 'Andrew',
'fname' => 'Williams'
], [
'id' => 2,
'name' => 'Albert',
'fname' => 'Taylor'
], [
'id' => 3,
'name' => 'Mike',
'fname' => 'Smith'
], [
'id' => 4,
'name' => 'John',
'fname' => 'White'
]], ['id' => 4]));
// int 3
X::hdump(X::find([[
'id' => 1,
'name' => 'Andrew',
'fname' => 'Williams'
], [
'id' => 2,
'name' => 'Albert',
'fname' => 'Taylor'
], [
'id' => 3,
'name' => 'Mike',
'fname' => 'Smith'
], [
'id' => 4,
'name' => 'John',
'fname' => 'White'
]], ['name' => 'Albert', 'fname' => 'Taylor']));
// int 1
function(array $ar, $where, int $from = 0)
{
if (!empty($where)) {
if (is_array($where)) {
$where = self::treatConditions($where);
}
foreach ($ar as $i => $v) {
if (!$from || ($i >= $from)) {
$ok = 1;
if (is_callable($where)) {
$ok = (bool)$where($v);
}
elseif (!is_array($where)) {
$ok = $v === $where;
}
else {
$v = (array)$v;
$ok = self::compareConditions($v, $where);
}
if ($ok) {
return $i;
}
}
}
}
return null;
}
Returns the array's first index, which satisfies the 'where' condition. BBN is a suite of PHP and JS libraries and VueJS components - all open-source! bbn.io, build applications, the quick way
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