instance method

String#length

() -> ::Integer

length → integer

VALUE
rb_str_length(VALUE str)
{
    return LONG2NUM(str_strlen(str, NULL));
}

Returns the count of characters (not bytes) in self:

Example

'foo'.length        # => 3
'тест'.length       # => 4
'こんにちは'.length  # => 5

Example

'foo'.bytesize        # => 3
'тест'.bytesize       # => 8
'こんにちは'.bytesize  # => 15

Related: see Querying.

See also #intern #lines #inspect #ljust also in 4.1 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0