In the example below we are escaping single quotes for use with PgSQL. Using a Backslash Character (\) to Escape Single Quotes in Bash In Bash scripting, one effective way to escape a single quote enclosed within a single-quoted string is to use a backslash character (\). Enclosing characters in single quotes preserves the literal value of each character within the quotes. In the first example, we used the dollar () symbol, while the second example shows the usage of multiple single quotes. If you are generating SQL from XML using XSLT, then you will soon be faced with the problem of unwanted quotes breaking your queries or worse injecting unwanted data into your database.Īs a solution you can escape any quotes using a named XSLT template. IMHO, the real answer is that you can't escape single-quotes within single-quoted strings. For the purposes of this question let's say I want to echo the following on the screen: 'single quote phrase' 'double quote phrase'. I'd like to escape single and double quotes while running a command under a different user. 6 Answers Sorted by: 10 Dennis points out the usual alternatives in his answer (single-in-double, double-in-single, single quoted strings concatenated with escaped single quotes you already mentioned Perl's customizable quote operators), but maybe this is the direct answer you were looking for. Menu How to escape quotes in SQL using XSLT Quoting is used to remove the special meaning of certain characters or words to the shell. I'm having trouble with escaping characters in bash.
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