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- /*
- My answer for exercise 'Bean counting'
- in Eloquent JavaScript Second Edition
- Chapter 3 Functions
- */
- function countBs(string) {
- var str = string.toLowerCase();
- var array = str.split("");
- var arrayLength = array.length;
- var num = 0;
- for(var i = 0; i < arrayLength; i++) {
- if(array[i] == "b") {
- num ++;
- }
- }
- return num
- }
- /*
- I copied everthing I did above, and
- changed the "b" to "letter" instead,
- which is passed as the argument
- */
- function countChar(string,letter) {
- var str = string.toLowerCase();
- var array = str.split("");
- var arrayLength = array.length;
- var num = 0;
- for(var i = 0; i < arrayLength; i++) {
- if(array[i] == letter) {
- num ++;
- }
- }
- return num
- }
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