no-octal-escape
Disallow octal escape sequences in string literals
As of the ECMAScript 5 specification, octal escape sequences in string literals are deprecated and should not be used. Unicode escape sequences should be used instead.
const foo = "Copyright 251円";
Rule Details
This rule disallows octal escape sequences in string literals.
If ESLint parses code in strict mode, the parser (instead of this rule) reports the error.
Examples of incorrect code for this rule:
Open in Playground
/*eslint no-octal-escape: "error"*/
const foo = "Copyright 251円";
Examples of correct code for this rule:
Open in Playground
/*eslint no-octal-escape: "error"*/
const foo = "Copyright \u00A9"; // unicode
const buz = "Copyright \xA9"; // hexadecimal
Version
This rule was introduced in ESLint v0.0.9.