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JavaScript Tutorial

Variables to closures, promises, the DOM and OOP — a complete JS reference.

String.prototype.startsWith()

Checks whether a string starts with a substring.

Quick-reference summary — a full handcrafted walkthrough is coming soon for this topic.

Checks whether a string starts with a substring.

  • Category: JS String Reference — part of the JavaScript Tutorial on GoCareerGo
  • Read the short summary above, then check the linked docs for full syntax/behaviour
  • Interview tip: be ready to explain "String.prototype.startsWith()" in one sentence, then back it up with a tiny example
// String.prototype.startsWith() — minimal example
console.log("String.prototype.startsWith()");
Tip

Quick recall: "String.prototype.startsWith()" — checks whether a string starts with a substring.