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DMD3475/week-5/bean_counting.html
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Bean Counting</title> | |
| </head> | |
| <body> | |
| <script> | |
| function countBs(string) { | |
| return countChar(string, 'B'); | |
| } | |
| function countChar(string, chr) { | |
| var counter = 0 | |
| for (var i = 0; i < string.length; i++) { | |
| if (string.charAt(i) === chr) {counter++;} | |
| } | |
| return counter; | |
| } | |
| console.log(countBs("BBC")); | |
| // → 2 | |
| console.log(countChar("kakkerlak", "k")); | |
| // → 4 | |
| </script> | |
| </body> | |
| </html> |