Change empty to is identical check

paulbalandan · web-flow · commit 8d5dc08576f4 · 2021-10-31T18:41:59.000+08:00
diff --git a/system/Database/BaseConnection.php b/system/Database/BaseConnection.php
@@ -1126,7 +1126,7 @@ public function escapeIdentifiers($item)
             return $item;
         }
 
-        if (empty($this->pregEscapeChar)) {
+        if ($this->pregEscapeChar === []) {
             if (is_array($this->escapeChar)) {
                 $this->pregEscapeChar = [
                     preg_quote($this->escapeChar[0], '/'),

Original file line number	Diff line number	Diff line change
`@@ -1126,7 +1126,7 @@ public function escapeIdentifiers($item)`
`1126`	`1126`	`return $item;`
`1127`	`1127`	`}`
`1128`	`1128`
`1129`		`- if (empty($this->pregEscapeChar)) {`
	`1129`	`+ if ($this->pregEscapeChar === []) {`
`1130`	`1130`	`if (is_array($this->escapeChar)) {`
`1131`	`1131`	`$this->pregEscapeChar = [`
`1132`	`1132`	`preg_quote($this->escapeChar[0], '/'),`