Deprecated: Return type of WP_Theme::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-theme.php on line 554 Deprecated: Return type of WP_Theme::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-theme.php on line 595 Deprecated: Return type of WP_Theme::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-theme.php on line 535 Deprecated: Return type of WP_Theme::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-theme.php on line 544 Deprecated: Return type of WP_REST_Request::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/rest-api/class-wp-rest-request.php on line 960 Deprecated: Return type of WP_REST_Request::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/rest-api/class-wp-rest-request.php on line 980 Deprecated: Return type of WP_REST_Request::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/rest-api/class-wp-rest-request.php on line 992 Deprecated: Return type of WP_REST_Request::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/rest-api/class-wp-rest-request.php on line 1003 Deprecated: Return type of WP_Block_List::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-block-list.php on line 151 Deprecated: Return type of WP_Block_List::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-block-list.php on line 175 Deprecated: Return type of WP_Block_List::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-block-list.php on line 164 Deprecated: Return type of WP_Block_List::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-block-list.php on line 186 Deprecated: Return type of WP_Block_List::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-block-list.php on line 138 Deprecated: Return type of WP_Block_List::offsetExists($index) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-block-list.php on line 75 Deprecated: Return type of WP_Block_List::offsetGet($index) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-block-list.php on line 89 Deprecated: Return type of WP_Block_List::offsetSet($index, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-block-list.php on line 110 Deprecated: Return type of WP_Block_List::offsetUnset($index) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-block-list.php on line 127 Deprecated: Return type of WP_Block_List::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-includes/class-wp-block-list.php on line 199 Deprecated: Return type of WPCF7_FormTag::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-content/plugins/contact-form-7/includes/form-tag.php on line 386 Deprecated: Return type of WPCF7_FormTag::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-content/plugins/contact-form-7/includes/form-tag.php on line 378 Deprecated: Return type of WPCF7_FormTag::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-content/plugins/contact-form-7/includes/form-tag.php on line 372 Deprecated: Return type of WPCF7_FormTag::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/web/site/public_html/wp-content/plugins/contact-form-7/includes/form-tag.php on line 390 Notice: wp_enqueue_style was called incorrectly. Scripts and styles should not be registered or enqueued until the wp_enqueue_scripts, admin_enqueue_scripts, or login_enqueue_scripts hooks. This notice was triggered by the contentstudio-dashboard handle. Please see Debugging in WordPress for more information. (This message was added in version 3.3.0.) in /var/web/site/public_html/wp-includes/functions.php on line 5315 Deprecated: ltrim(): Passing null to parameter #1 ($string) of type string is deprecated in /var/web/site/public_html/wp-content/plugins/wordpress-seo-premium/premium/classes/redirect/redirect-util.php on line 114 Search engines Archives | Page 3 of 6 | The SEO Platform
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Before 1990, there were no search engines. In the 1990s, they were invented and underwent several modifications. So what is the history behind their creation?  History of Search Engines  In 1945, Dr. Vannevar Bush, the Director at the then existing Office of Scientific Research and Development, proposed a solution that featured:  “Collection of data and