gsub(*args)
public
Equivalent to $_.gsub…, except that $_
will be updated if substitution occurs. Available only when -p/-n command
line option specified.
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static VALUE
rb_f_gsub(int argc, VALUE *argv)
{
VALUE str = rb_funcall_passing_block(uscore_get(), rb_intern("gsub"), argc, argv);
rb_lastline_set(str);
return str;
}