es-x/no-string-prototype-iswellformed 
disallow the
String.prototype.isWellFormedmethods
- ✅ The following configurations enable this rule: no-is-usv-string, no-new-in-es2024, restrict-to-es3, restrict-to-es5, restrict-to-es2015, restrict-to-es2016, restrict-to-es2017, restrict-to-es2018, restrict-to-es2019, restrict-to-es2020, restrict-to-es2021, restrict-to-es2022, and restrict-to-es2023
 
This rule reports ES2024 String.prototype.isWellFormed methods as errors.
💡 Examples 
⛔ Examples of incorrect code for this rule:
a🔧 Options 
This rule has an option.
jsonc
{
  "rules": {
    "es-x/no-string-prototype-iswellformed": [
      "error",
      {
        "aggressive": false,
        "allowTestedProperty": false
      }
    ]
  }
}aggressive: boolean 
Configure the aggressive mode for only this rule. This is prior to the settings['es-x'].aggressive setting.
allowTestedProperty: boolean 
Configure the allowTestedProperty mode for only this rule. This is prior to the settings['es-x'].allowTestedProperty setting.
🚀 Version 
This rule was introduced in v8.0.0.