@@ -74,7 +74,7 @@ public function option_f(string $k, mixed $v): array
7474 public function option_format (string $ k , mixed $ v ): array
7575 {
7676 $ formats = [];
77- foreach ((array )$ v as $ i => $ val ) {
77+ foreach ((array )$ v as $ val ) {
7878 if (!in_array ($ val , $ formats )) {
7979 $ formats [] = $ val ;
8080 }
@@ -319,7 +319,7 @@ public function option_s(string $k, mixed $v): array
319319 public function option_skip (string $ k , mixed $ v ): array
320320 {
321321 $ skip_ids = $ this ->config ->skip_ids ();
322- foreach ((array )$ v as $ i => $ val ) {
322+ foreach ((array )$ v as $ val ) {
323323 $ recursive = true ;
324324 if (strpos ($ val , "= " ) !== false ) {
325325 list ($ val , $ recursive ) = explode ("= " , $ val );
@@ -370,7 +370,7 @@ public function option_verbose(string $k, mixed $v): array
370370 {
371371 static $ verbose = 0 ;
372372
373- foreach ((array )$ v as $ i => $ val ) {
373+ foreach ((array )$ v as $ val ) {
374374 foreach (explode ("| " , $ val ) as $ const ) {
375375 if (defined ($ const )) {
376376 $ verbose |= (int )constant ($ const );
@@ -452,7 +452,7 @@ public function option_color(string $k, mixed $v): array
452452 public function option_css (string $ k , mixed $ v ): array
453453 {
454454 $ styles = [];
455- foreach ((array )$ v as $ key => $ val ) {
455+ foreach ((array )$ v as $ val ) {
456456 if (!in_array ($ val , $ styles )) {
457457 $ styles [] = $ val ;
458458 }
@@ -474,7 +474,7 @@ public function option_k(string $k, mixed $v): array
474474 public function option_packagedir (string $ k , mixed $ v ): array
475475 {
476476 $ packages = $ this ->config ->package_dirs ();
477- foreach ((array )$ v as $ key => $ val ) {
477+ foreach ((array )$ v as $ val ) {
478478 if ($ path = realpath ($ val )) {
479479 if (!in_array ($ path , $ packages )) {
480480 $ packages [] = $ path ;
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