升级Stripe JS v1至v3时出现Stripe.setPublishableKey不是函数错误求解决

Hey there! That error makes total sense because Stripe.js v3 completely changed how you initialize the library—setPublishableKey was a v1-specific method that got removed in the v3 rewrite. Here's how to fix it step by step:

• First, confirm you're loading the correct Stripe.js version
  Make sure your script tag points to v3, not the old v1. The valid v3 script import looks like this:

  <script src="https://js.stripe.com/v3/"></script>
  

• Replace setPublishableKey with a Stripe instance
  In v1, you'd initialize the library like this (which won't work in v3):

  // Old v1 code (deprecated)
  Stripe.setPublishableKey('pk_test_YourPublishableKeyHere');
  

  In v3, you create a Stripe instance directly by passing your publishable key as an argument:

  // New v3 code
  const stripe = Stripe('pk_test_YourPublishableKeyHere');
  

  You'll use this stripe instance for all subsequent operations—like creating payment elements, generating tokens, or handling payments.

• Update other v1-specific methods
  If you had other v1 code (like Stripe.createToken), you'll need to switch to instance methods too. For example:

  // Old v1 token creation
  Stripe.createToken(cardElement, function(status, response) { /* handle response */ });
  
  // New v3 token creation (promise-based)
  stripe.createToken(cardElement).then(function(result) {
    if (result.error) {
      // Handle error
    } else {
      // Use the token
    }
  });
  

That should clear up the error and get your Stripe v3 integration running smoothly!

内容的提问来源于stack exchange，提问作者user9495286