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update value comment

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whale
2020-04-26 16:04:02 +08:00
parent 94834c6625
commit c632977ca1
1 changed files with 5 additions and 3 deletions
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6
src/ZM/DB/SelectBody.php
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@@ -44,10 +44,12 @@ class SelectBody
return $this->fetchAll()[0] ?? null; return $this->fetchAll()[0] ?? null;
} }
public function value() { public function value($key = null) {
$r = $this->fetchFirst(); $r = $this->fetchFirst();
if ($r === null) return null; if ($r === null) return null;
return current($r); if ($key === null)
return current($r);
else return $r[$key] ?? null;
} }
public function execute() { public function execute() {