blockly > utils > string > startsWith
utils.string.startsWith() function
Use built-in **string.startsWith** instead.
Fast prefix-checker. Copied from Closure's goog.string.startsWith.
Signature:
export declare function startsWith(str: string, prefix: string): boolean;
Parameters
| Parameter | Type | Description |
|---|---|---|
| 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.