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instance method

String#chr

() -> ::String

chr → string

static VALUE
rb_str_chr(VALUE str)
{
    return rb_str_substr(str, 0, 1);
}

Returns a string containing the first character of self:

Example

'hello'.chr     # => "h"
'こんにちは'.chr # => "こ"
''.chr          # => ""

See also #chop! #clear #chop #codepoints also in 4.0 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0