Title: Topic Tag: empty string | WordPress.org

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# Topic Tag: empty string

    - Topic
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 *  -  [[NETOPIA Payments Payment Gateway] Tip returnat incorect în callback-ul woocommerce_available_payment_gateways](https://wordpress.org/support/topic/tip-returnat-incorect-in-callback-ul-woocommerce_available_payment_gateways/)
    -  Started by: [Vlăduț Ilie](https://wordpress.org/support/users/vladwtz/)
    - 3
    - 9
    -  [1 year, 5 months ago](https://wordpress.org/support/topic/tip-returnat-incorect-in-callback-ul-woocommerce_available_payment_gateways/#post-18191587)
    -  [Vlăduț Ilie](https://wordpress.org/support/users/vladwtz/)
 *  -  [[Preferred Languages] Translation sometimes empty](https://wordpress.org/support/topic/translation-sometimes-empty/)
    -  Started by: [Mark Howells-Mead](https://wordpress.org/support/users/markhowellsmead/)
    - 2
    - 6
    -  [3 years, 4 months ago](https://wordpress.org/support/topic/translation-sometimes-empty/#post-16390071)
    -  [Mark Howells-Mead](https://wordpress.org/support/users/markhowellsmead/)
 *  -  [[Search Regex] Replace Matched Search Results Row Content With Empty String](https://wordpress.org/support/topic/replace-matched-search-results-row-content-with-empty-string/)
    -  Started by: [Ian Sackofwits](https://wordpress.org/support/users/plantprogrammer/)
    - 2
    - 2
    -  [3 years, 6 months ago](https://wordpress.org/support/topic/replace-matched-search-results-row-content-with-empty-string/#post-16193307)
    -  [Ian Sackofwits](https://wordpress.org/support/users/plantprogrammer/)
 *  -  [[W3 Total Cache] searching for an empty needle in strpos() is useless](https://wordpress.org/support/topic/searching-for-an-empty-needle-in-strpos-is-useless/)
    -  Started by: [ucsendre](https://wordpress.org/support/users/ucsendre/)
    - 2
    - 1
    -  [5 years ago](https://wordpress.org/support/topic/searching-for-an-empty-needle-in-strpos-is-useless/#post-14429739)
    -  [Marko Vasiljevic](https://wordpress.org/support/users/vmarko/)
 *  -  [[Payment forms, Buy now buttons, and Invoicing System | GetPaid] Stripe gateway sandbox, empty string error](https://wordpress.org/support/topic/stripe-gateway-sandbox-empty-string-error/)
    -  Started by: [alixNL](https://wordpress.org/support/users/alixfresson/)
    - 2
    - 1
    -  [5 years, 2 months ago](https://wordpress.org/support/topic/stripe-gateway-sandbox-empty-string-error/#post-14240751)
    -  [Paolo](https://wordpress.org/support/users/paoltaia/)
 *  -  [[Advanced Ads – Ad Manager & AdSense] Shortcode error](https://wordpress.org/support/topic/shortcode-error-26/)
    -  Started by: [jesa29](https://wordpress.org/support/users/jesa29/)
    - 2
    - 3
    -  [5 years, 11 months ago](https://wordpress.org/support/topic/shortcode-error-26/#post-13047882)
    -  [Thomas Maier](https://wordpress.org/support/users/webzunft/)
 *  -  [[Publish To Apple News] INVALID_DOCUMENT – “text” was “” should be not (null or an empty string)](https://wordpress.org/support/topic/invalid_document-text-was-should-be-not-null-or-an-empty-string-2/)
    -  Started by: [tarayfg](https://wordpress.org/support/users/tarayfg/)
    - 3
    - 7
    -  [5 years, 11 months ago](https://wordpress.org/support/topic/invalid_document-text-was-should-be-not-null-or-an-empty-string-2/#post-12968498)
    -  [MitchellAU](https://wordpress.org/support/users/mitchellau/)
 *  -  [[Backup, Restore and Migrate your sites with XCloner] Empty string supplied as input error](https://wordpress.org/support/topic/empty-string-supplied-as-input-error/)
    -  Started by: [trevpaq](https://wordpress.org/support/users/trevpaq/)
    - 2
    - 9
    -  [8 years, 3 months ago](https://wordpress.org/support/topic/empty-string-supplied-as-input-error/#post-9944849)
    -  [trevpaq](https://wordpress.org/support/users/trevpaq/)
 *  -  [If sidebar content is empty string…](https://wordpress.org/support/topic/if-sidebar-content-is-empty-string/)
    -  Started by: [scallemang](https://wordpress.org/support/users/scallemang/)
    - 1
    - 0
    -  [10 years, 2 months ago](https://wordpress.org/support/topic/if-sidebar-content-is-empty-string/)
    -  [scallemang](https://wordpress.org/support/users/scallemang/)
 *  -  [apply_filters( 'the_content', $content ) returns empty string.](https://wordpress.org/support/topic/apply_filters-the_content-content-returns-empty-string/)
    -  Started by: [simonw88](https://wordpress.org/support/users/simonw88/)
    - 1
    - 1
    -  [12 years, 4 months ago](https://wordpress.org/support/topic/apply_filters-the_content-content-returns-empty-string/#post-4478407)
    -  [simonw88](https://wordpress.org/support/users/simonw88/)
 *  -  [[Toolset Types - Custom Post Types, Custom Fields and Taxonomies] Why return an empty string instead of null when there is nothing in the field](https://wordpress.org/support/topic/why-return-an-empty-string-instead-of-null-when-there-is-nothing-in-the-field/)
    -  Started by: [moxojo](https://wordpress.org/support/users/moxojo/)
    - 2
    - 2
    -  [12 years, 11 months ago](https://wordpress.org/support/topic/why-return-an-empty-string-instead-of-null-when-there-is-nothing-in-the-field/#post-3887872)
    -  [moxojo](https://wordpress.org/support/users/moxojo/)
 *  -  [Get user role works only for administrator.](https://wordpress.org/support/topic/get-user-role-works-only-for-administrator/)
    -  Started by: [PDIMG](https://wordpress.org/support/users/stefanristicdev/)
    - 1
    - 0
    -  [13 years, 7 months ago](https://wordpress.org/support/topic/get-user-role-works-only-for-administrator/)
    -  [PDIMG](https://wordpress.org/support/users/stefanristicdev/)
 *   

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