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instance method
String#prepend
prepend(*other_strings) → string
string.c
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static VALUE
rb_str_prepend_multi(int argc, VALUE *argv, VALUE str)
{
str_modifiable(str);
if (argc == 1) {
rb_str_update(str, 0L, 0L, argv[0]);
}
else if (argc > 1) {
int i;
VALUE arg_str = rb_str_tmp_new(0);
rb_enc_copy(arg_str, str);
for (i = 0; i < argc; i++) {
rb_str_append(arg_str, argv[i]);
}
rb_str_update(str, 0L, 0L, arg_str);
}
return str;
}
Prepends each string in other_strings to self and returns self:
Example
s = 'foo' s.prepend('bar', 'baz') # => "barbazfoo" s # => "barbazfoo"
Related: String#concat.