Bug #71611 [Com]: array index starting with number in double quote string

From: Date: Sun, 09 Sep 2018 01:14:29 +0000
Subject: Bug #71611 [Com]: array index starting with number in double quote string
References: 1  Groups: php.bugs 
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Edit report at https://bugs.php.net/bug.php?id=71611&edit=1 ID: 71611 Comment by: carusogabriel@php.net Reported by: asylow at free dot fr Summary: array index starting with number in double quote string Status: Open Type: Bug Package: *General Issues PHP Version: 5.6.18 Block user comment: N Private report: N New Comment: The change for this bug may also affect the way we declare variables starting with a number: https://3v4l.org/dVGQD Previous Comments: ------------------------------------------------------------------------ [2016-02-16 23:23:53] yohgaki@php.net This may be fixed, but working syntax is echo "${array['1a']}"; or echo "{$array['1a']}"; You should use {} for complex expression. We need improvement for string offset, though. php > echo "${str{1}}"; PHP Parse error: syntax error, unexpected '{' in php shell code on line 1 php > echo "{$str{1}}"; b ------------------------------------------------------------------------ [2016-02-16 18:27:26] asylow at free dot fr Description: ------------ In a double quoted string, an array index beginning with numbers followed by letters is not correctly interpreted. The documentation regarding Nowdocs says : "With array indices, the closing square bracket (]) marks the end of the index." but the parser seems to stop at the first alpha character. Of course this can be treated with the "Complex (curly) syntax" but "1a" is not more complex than "a1". Test script: --------------- $array['a1'] = 'foo'; echo "$donnees[a1]"; // foo $array['1a'] = 'foo'; echo "$donnees[1a]"; // Parse error: syntax error, unexpected 'a' (T_STRING), expecting ']' Expected result: ---------------- foo foo Actual result: -------------- Parse error: syntax error, unexpected 'a' (T_STRING), expecting ']' ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=71611&edit=1

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