foreach

问题 I'm need to hide paypal when there's any backordered item on cart or hide cod if there's not any item to be backordered. My problem here is if there's a item that's backorder together with one that is not, I end up whitout a payment processor add_filter( 'woocommerce_available_payment_gateways', 'backordered_items_hide_cod', 90, 1 ); function backordered_items_hide_cod( $available_gateways ) { // Only on front end if ( is_admin() ) return; // Loop through cart items foreach( WC()->cart->get

问题 I have a array of page numbers: foreach($elements as $el) { $pageno = $el->getAttribute("pageno"); echo $pageno ; } Sadly it contains duplicates. I tried the follow code but it won't return a thing: foreach(array_unique($elements) as $el) { $pageno = $el->getAttribute("pageno"); echo $pageno ; } How to remove the duplicate page numbers? Thanks in advance :) 回答1: Since I do not have your data structure, I am providing a generic solution. This can be optimized if we know the structure of

问题 Within the following code, $quiz_object->personalities contains an array of Personality objects. // Loop through each personality that exists for the quiz foreach($quiz_object->personalities AS $existing_personality) { // Show all of the existing personalities echo $existing_personality->GetQuizMakerPersonalityHTML(); } How do I "cast" (I think that's the right word) my variable $existing_personality within the foreach loop as the object type? I wish to do this so that when I type $existing

问题 I'm trying to create a function for my project. I would like it to handle all the check functions. What I mean with that is before you start inserting a row in your database you check if a row exists with that email address. To use this function dynamically it needs to be flexible. So I did put my variables in an array, but mysqli_stmt_bind_param can't handle arrays. As a solution, I tried making a foreach loop. The query: $sql = "SELECT users_id, users_email FROM users WHERE users_id = ? AND

问题 I am re-writing my website and am trying to import my members from array of JSON objects. Each object represents a band that the user has uploaded. So I wrote a quick file that works with the list and my new database / authentication system, auth0. As outline in the comments below... First I Request an access token so I can create an account for each member using Auth0. Then I iterate through my array of objects representing bands. For each band object I have the code do a few things... First

问题 I am trying to edit out portions of a XML file inside an XSL for-each loop. I have an XML file with several templates, and the XSL file has a for-each loop to display all of them. My goal was to eliminate certain templates from displaying within the XSL for-each loop by targeting individual templateId's inside the node. This is the code: XML <component typeCode="SEWS" contextConductionInd="true"> <section> <templateId root="2.12.840.1.103883.13.20.23.2.68"/> <code code="58907-0" codeSystem="1

问题 I have following example: import SwiftUI struct TestSO: View { @State var cards = [ Card(title: "short title text", subtitle: "short title example"), Card(title: "medium title text text text text text", subtitle: "medium title example"), Card(title: "long title text text text text text text text text text text text text text text text text text", subtitle: "long title example"), Card(title: "medium title text text text text text", subtitle: "medium title example"), Card(title: "short title

问题 I have the following variable: _Data. The variable contains the following info: _Data Variable How can i access the message field? I tried _Data["messages"][0] - but it not wokring. I recieved the following error: Cannot apply indexing with [] to an expression of type 'object' What am i doing wrong? Thanks. 回答1: What am i doing wrong? _Data["messages"] is returning type object . You need to cast it to List<string> or IList<string> in order to use an indexer. var indexable = _Data["messages"]

问题 I am trying to extract each line starting with "%%" in all files in a folder and then copy those lines to a separate text file. Currently using this code in PowerShell code, but I am not getting any results. $files = Get-ChildItem "folder" -Filter *.txt foreach ($file in $files) { if ($_ -like "*%%*") { Set-Content "Output.txt" } } 回答1: I think that mklement0's suggestion to use Select-String is the way to go. Adding to his answer, you can pipe the output of Get-ChildItem into the Select

问题 I am trying to extract each line starting with "%%" in all files in a folder and then copy those lines to a separate text file. Currently using this code in PowerShell code, but I am not getting any results. $files = Get-ChildItem "folder" -Filter *.txt foreach ($file in $files) { if ($_ -like "*%%*") { Set-Content "Output.txt" } } 回答1: I think that mklement0's suggestion to use Select-String is the way to go. Adding to his answer, you can pipe the output of Get-ChildItem into the Select