[英]Select2 getting multiple selections after form POST
我有這個select2多選下拉列表,該下拉列表在客戶端可以正常運行,但僅發布用戶所做的最后一次選擇:
<select class="searchable-dropdown form-control form-control-md" name="payment_methods" id="payment-methods-send" multiple="multiple">
<%= options_for_select( (::Transaction::SEND_METHODS).collect{ |m| [t(m[:name]), m[:name].parameterize ]}, selected: params[:payment_method] ) %>
</select>
它生成以下標記:
<select class="searchable-dropdown form-control form-control-md" name="payment_methods" id="payment-methods-receive" multiple="multiple">
<option value="coupons">Coupons</option>
<option value="paypal">Paypal</option>
<option value="skrill">Skrill</option>
<option value="revolut">Revolut</option>
<option value="zelle">Zelle</option>
<option value="transferwise">Transferwise</option>
<option value="swift-bank-transfer">SWIFT bank transfer</option>
<option value="european-bank-transfer">European bank transfer</option>
<option value="us-bank-transfer">US bank transfer</option>
<option value="uk-bank-transfer">UK bank transfer</option>
<option value="check">Check</option>
</select>
我用它來初始化控件:
$( ".searchable-dropdown" ).select2({ theme: "bootstrap" });
在做出幾次選擇並發送表格后,我將在參數中得到這個信息:
"payment_methods":"paypal"
Paypal確實被選中(最后),但還有許多其他選擇。
難道不應該用逗號分隔它們嗎? 難道我做錯了什么?
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