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Document my changes from Friday

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@85633 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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Tilghman Lesher
2007-10-15 17:51:05 +00:00
parent d79fe9b662
commit 1acdae4f12
1 changed files with 7 additions and 0 deletions
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7
funcs/func_strings.c
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@@ -223,6 +223,13 @@ static struct ast_custom_function filter_function = {
.synopsis = "Filter the string to include only the allowed characters", .synopsis = "Filter the string to include only the allowed characters",
.syntax = "FILTER(<allowed-chars>,<string>)", .syntax = "FILTER(<allowed-chars>,<string>)",
.read = filter, .read = filter,
.desc =
"Permits all characters listed in <allowed-chars>, filtering all others out.\n"
"In addition to literally listing the characters, you may also use ranges of\n"
"characters (delimited by a '-'), as well as hexadecimal characters started\n"
"with a \\x (i.e. \\x20) and octal characters started with \\0 (i.e. \\040).\n"
"Also, \\t, \\n, and \\r are recognized. If you want a literal '-' character,\n"
"simply prefix it with a '\\'\n",
}; };
static int regex(struct ast_channel *chan, const char *cmd, char *parse, char *buf, static int regex(struct ast_channel *chan, const char *cmd, char *parse, char *buf,