Function startsWith

startsWith(str: string, prefix: string): boolean
Fast prefix-checker. Copied from Closure's goog.string.startsWith.
Parameters
- str: string
  The string to check.
- prefix: string
  A string to look for at the start of str.
Returns boolean
True if str begins with prefix.
- Defined in node_modules/.pnpm/blockly@6.20210701.0/node_modules/blockly/blockly.d.ts:18164