count method

int count(String pattern)

Returns the number of occurrences of pattern in the string.

Implementation

int count(String pattern) {
	String s = this;
	int i = 0;
	int cnt = 0;
	while (i < this.length) {
		i = s.indexOf(pattern, i);
		if (i == -1) {
			break;
		}
		cnt++;
		i += pattern.length;
	}

	return cnt;
}