diff options
Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 17 |
1 files changed, 11 insertions, 6 deletions
@@ -59,21 +59,26 @@ Changes from 4.1.x to 4.2.0 mode when FS = " " where newline was not a field separator. The code and doc have been updated. -15. The new typeof() function can be used to indicate if a variable or - array element is an array, string or number. The isarray() +15. Gawk now supports strongly typed regexp constants. Such constants + look like @/.../. You can assign them to variables, pass them to + functions, use them in ~, !~ and the case part of a switch statement. + More details are provided in the manual. + +16. The new typeof() function can be used to indicate if a variable or + array element is an array, regexp, string or number. The isarray() function is deprecated in favor of typeof(). -16. As promised when 4.1 was released, the old extension mechanism, +17. As promised when 4.1 was released, the old extension mechanism, using the `extension' function, is now gone. -17. Support for GNU/Linux on Alpha systems has been removed. +18. Support for GNU/Linux on Alpha systems has been removed. -18. Optimizations are now enabled by default. Use the new -s/--no-optimize +19. Optimizations are now enabled by default. Use the new -s/--no-optimize option(s) to disable them. Pretty printing and profiling automatically disable optimizations so that the output program is the same as the original input program. -19. The extension API now provides a mechanism for generating nonfatal +20. The extension API now provides a mechanism for generating nonfatal error messages. 20. Gawk now uses fwrite_unlocked if it's available. The yields a 7% - 18% |