1Tests for multi-line regexps with ":s". vim: set ft=vim : 2 3STARTTEST 4:" test if replacing a line break works with a back reference 5:/^1/,/^2/s/\n\(.\)/ \1/ 6:" test if inserting a line break works with a back reference 7:/^3/,/^4/s/\(.\)$/\r\1/ 8:" test if replacing a line break with another line break works 9:/^5/,/^6/s/\(\_d\{3}\)/x\1x/ 10:/^1/,$w! test.out 11:qa! 12ENDTEST 13 141 aa 15bb 16cc 172 dd 18ee 193 ef 20gh 214 ij 225 a8 238b c9 249d 256 e7 2677f 27xxxxx 28