The JavaScript Symbol.search property finds out the index within a string that matches with the regular expression.
Syntax:
[Symbol.search](string)
Parameters:
string: It represents the string that matches against the regular expression.
Returns:
Index of the specified string with match.
Example 1:
<!DOCTYPE html> <html> <body> <script> class obj { constructor(a) { this.a = a; } [Symbol.search](string) { return string.indexOf(this.a); } } document.write('HELLO'.search(new obj('O'))); </script> </body> </html> |
Output:
4 |
Example 2:
<!DOCTYPE html> <html> <body> <script> class Searchtest { constructor(value) { this.value = value; } [Symbol.search](string) { return string.indexOf(this.value); } } document.write('w3spoint'.search(new Searchtest('java'))); </script> </body> </html> |
Output:
5 |
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