charCount method

int charCount(
  1. String char
)

Finds a specific's character occurrence in the String.

Example

String foo = 'foo';
int occ = foo.charCount('o'); // returns 2

Implementation

int charCount(String char) {
  if (this.isBlank) {
    return 0;
  }
  return this!.split('').fold<int>(
      0, (previousValue, ch) => previousValue + (ch == char ? 1 : 0));
}