Str.strcanon

For each character in @string, if the character is not in @valid_chars, replaces the character with @substitutor. Modifies @string in place, and return @string itself, not a copy. The return value is to allow nesting such as |[<!-- language="C" --> g_ascii_strup (g_strcanon (str, "abc", '?')) ]|

struct Str
static
string
strcanon
(
string str
,
string validChars
,)

Parameters

str string

a nul-terminated array of bytes

validChars string

bytes permitted in @string

substitutor char

replacement character for disallowed bytes

Return: @string

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