@@ -136,7 +136,7 @@ discard block |
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136 | 136 | * |
137 | 137 | * @param string $item The item to be added. |
138 | 138 | * |
139 | - * @return bool True if the append succeeded, False if not. |
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139 | + * @return boolean|null True if the append succeeded, False if not. |
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140 | 140 | */ |
141 | 141 | public function try_to_add_item( $item ) { |
142 | 142 | _deprecated_function( |
@@ -155,7 +155,7 @@ discard block |
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155 | 155 | * |
156 | 156 | * @since 5.3.0 |
157 | 157 | * |
158 | - * @param array $array The item to be added. |
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158 | + * @param string $array The item to be added. |
|
159 | 159 | * |
160 | 160 | * @return bool True if the append succeeded, False if not. |
161 | 161 | */ |
@@ -280,7 +280,7 @@ discard block |
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280 | 280 | * @param DOMElement $parent (optional) an element to which new children should be added. |
281 | 281 | * @param DOMDocument $root (optional) the parent document. |
282 | 282 | * |
283 | - * @return string|DOMDocument The rendered XML string or an object if root element is specified. |
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283 | + * @return null|DOMNode The rendered XML string or an object if root element is specified. |
|
284 | 284 | */ |
285 | 285 | protected function array_to_xml_string( $array, $parent = null, $root = null ) { |
286 | 286 | $return_string = false; |