-_POST[0N]="${_POST[0N]//;/,}"
-_POST[1N]="${_POST[1N]//;/,}"
-_POST[2N]="${_POST[2N]//;/,}"
-_POST[3N]="${_POST[3N]//;/,}"
-_POST[4N]="${_POST[4N]//;/,}"
+vcf_escape(){
+ for each in "$@"; do
+ printf %s\\n "$each" \
+ | sed -r ':X;$!{N;bX}; s;\r\n;\n;g; s;([;,\\]);\\\1;g; s;\n;\\n;g;'
+ done \
+ | sed -r ':X;$!{N;bX}; s;\n;\;;g'
+}