Json which characters to escape

Luv2code While the points you're making remain true, note that you're citing an obsolete spec. When reading RFCs, always use the tools. If you'd gone to tools. For people reading this in the future, RFC has in turn been obsoleted by tools. Show 1 more comment. Active Oldest Votes. Improve this answer. Community Bot 1 1 1 silver badge. Mark Amery Mark Amery k 63 63 gold badges silver badges bronze badges. I approve of the grumpiness of this post. Add a comment. For new readers, always use a double quotes for your json strings.

Andrew 15k 9 9 gold badges 87 87 silver badges 97 97 bronze badges. AlexB AlexB 6, 12 12 gold badges 49 49 silver badges 69 69 bronze badges. This is nonsense; strings in JSON can only ever be double-quoted. Try JSON. The JSON spec is really simple and clear about this.

Even the supposedly clarifying update to this answer is bad. While technically true, it is misleading to say that you "don't need" to escape ' , in much the same way that it is technically true but misleading to say that legally you don't need to murder children. More correct would be to say that you cannot escape '. This answer remains utter nonsense after many edits.

This is false. I have already pointed out that JSON. What on earth is your basis for the claim that using these constructs "works"? Luv2code interesting quote. You're misinterpreting it slightly; it doesn't mean that any character can be escaped simply by putting a backslash in front of it.

A fuller quote is "Any character may be escaped. Alternatively, there are two-character sequence escape representations of some popular characters. Luv2code still, it does mean that my upvoted comment stating that "you cannot escape ' " and comparing such an act to the murder of children! Show 12 more comments. David Knipe David Knipe 3, 1 1 gold badge 15 15 silver badges 17 17 bronze badges. Hi, you said with double-quoted strings, you won't need to escape the '. Its a manually generated json file.

Did you copy-paste it from somewhere? There's a much bigger issue here: single-quoted string literals aren't valid JSON. With double-quoted strings, you won't need to escape the '. Python Javascript Linux Cheat sheet Contact.

How to escape special characters in building a JSON string? For new readers, always use a double quotes for your json strings. Tags: Json. The JSON standard requires double quotes and will not accept single quotes, nor will the parser.

If you have a simple case with no escaped single quotes in your strings which would normally be impossible, but this isn't JSON , you can simple str. How do you escape in Java? Here's the full list: - tab. How do you escape special characters in regex? If you want to use any of these characters as a literal in a regex, you need to escape them with a backslash. Otherwise, the plus sign has a special meaning. Select replace option, extended.

What is Unescaped character? The unescape function computes a new string in which hexadecimal escape sequences are replaced with the character that it represents. The escape sequences might be introduced by a function like escape. What is a special character? A special character is a character that is not an alphabetic or numeric character. Punctuation marks and other symbols are examples of special characters. What is escaping a string? The idea of 'escaping' in a string, is to prevent certain characters being used as a part of the coding language, and have them be represented correctly in the string itself.

In short, escaping characters means just ignore the double quotes mid ones throughout the string. How do you write an escape sequence?