End of Life Ruby 3.1 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

String#each_char

str.each_char {|cstr| block } → str

str.each_char → an_enumerator

static VALUE
rb_str_each_char(VALUE str)
{
    RETURN_SIZED_ENUMERATOR(str, 0, 0, rb_str_each_char_size);
    return rb_str_enumerate_chars(str, 0);
}

Passes each character in str to the given block, or returns an enumerator if no block is given.

Example

"hello".each_char {|c| print c, ' ' }

produces:

Example

h e l l o

Ruby version changes

3.0
- The following methods now return or yield String instances instead of subclass instances when called on subclass instances: [Bug #10845]

See also #each_byte #each_codepoint #dump #each_grapheme_cluster also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.0

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