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I’ve code below:
<!DOCTYPE html>
<meta charset="UTF-8">
<title>An HTML5 document</title>
<script>
document.write('\45');
</script>
The result is that I get a ‘%’. Why? I can’t understand the code.
Thank you!
The character
%has the ASCII value 37.\45is an octal escape code for character 37 (because 4 * 8 + 5 = 37).Note that according to the Mozilla Developer Network the usage of octal escape codes in string literals is deprecated: