Javascript New Error Line Number
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Node.js Get Current Line Number
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Javascript Try Catch Error Line Number
objects Error Error.prototype.lineNumber Your Search Results Driptap tjcrowder fscholz Mingun paul.irish Error.prototype.lineNumber In This Article ExamplesUsing lineNumberAlternative example using error eventSpecificationsBrowser compatibilitySee also Non-standard This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be
Javascript Error Object
large incompatibilities between implementations and the behavior may change in the future. The lineNumber property contains the line number in the file that raised this error. Examples Using lineNumber var e = new Error('Could not parse input'); throw e; console.log(e.lineNumber) // 2 Alternative example using error event window.addEventListener('error', function(e) { console.log(e.lineNumber); // 5 }); var e = new Error('Could not parse input'); throw e; This is not a standard feature and lacks widespread support. See the browser compatability table below. Specifications Not part of any specification. Non-standard. Browser compatibility Desktop Mobile Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari Basic support No support (Yes) No support No support No support Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile Basic support No support No support (Yes) No support No support No support See also Error.prototype.stack Error.prototype.columnNumber Error.prototype.fileName Document Tags and Contributors Tags: Error JavaScript Property Prototype Reference Contributors to this page: Driptap, tjcrowder, fscholz, Mingun, paul.irish Last updated by: Driptap, May 12, 2016, 6:17:35 AM See also Standard built-in objectsErrorPropertiesError.prototypeError.prototype.columnNumberError.prototype.fileNameError.prototype.
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Node Js Console.log Line Number
Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of javascript exception line number 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up How can I determine the current line number in JavaScript? up vote 44 down vote favorite 7 Does https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/lineNumber JavaScript have a mechanism for determining the line number of the currently executing statement (and if so, what is it)? javascript line-numbers share|improve this question edited Apr 4 '10 at 9:09 Jon Seigel 9,49754381 asked Feb 26 '10 at 17:03 Matthew Murdoch 16.7k2171111 Possible duplicate of How to get JavaScript caller function line number? How to get JavaScript caller source URL? –Michael Freidgeim Apr 18 at 23:58 add a comment| 6 http://stackoverflow.com/questions/2343343/how-can-i-determine-the-current-line-number-in-javascript Answers 6 active oldest votes up vote 40 down vote var thisline = new Error().lineNumber If that doesn't work in whatever environment you're using, you can try: var stack = new Error().stack Then hunt through the stack for the line number. share|improve this answer edited Feb 26 '10 at 17:14 Matthew Murdoch 16.7k2171111 answered Feb 26 '10 at 17:08 z5h 12.8k33885 1 Will not work in IE, the lineNumber property doesn't exist on error objects. Neither does stack :-) –Andy Earnshaw Feb 26 '10 at 17:11 there is a line number somewhere on IE. I know this because when my javascript throws an error is says it's on a line with a number greater than 100 million. –Malfist Feb 26 '10 at 17:17 1 on Chome is it error.lineno –PanosJee Apr 22 '11 at 8:42 i dont quite get the correct number, its 1350 when it should be 1250. –Hermann Ingjaldsson Jan 7 '14 at 9:45 add a comment| up vote 10 down vote A bit more portable between different browsers and browser versions (should work in Firefox, Chrome and IE10+): function ln() { var e = new Error(); if (!e.stack) try { // IE requires the Error to actually be throw or else the Error's 'stack' //
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About http://stackoverflow.com/questions/2011837/javascript-error-line-numbers Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the https://nodejs.org/api/errors.html Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Javascript Error Line Numbers up vote line number 11 down vote favorite I have a jsp with lots of javascript code. Whenever there is a javascript error on the page, shown in the status bar of the IE browser, the line number reported to contain the error, does not match with the line number that actually contains the error. I am doing a right click>view source to find the line number reported. But that line error line number does not contain the error. The error, I assume, is in some other line. What could be the reason for the erroneous line numbers being reported. Please Help. javascript numbers line share|improve this question asked Jan 6 '10 at 9:03 The Machine 5464926 I can only use IE to test my application. Hence firebug is not going to be of much help. Also, i used to get the correct line numbers say about a month ago.I dont know how all of a sudden there is this frustrating discrepancy. –The Machine Jan 6 '10 at 9:13 1 In addition to the great suggestions about using the IE dev tool in IE > 8, you can also get Firebug Lite, which works in any browser, so Firebug can actually be of help :) –Kato Feb 1 '12 at 23:04 add a comment| 5 Answers 5 active oldest votes up vote 7 down vote As noted in other answers, IE is bad at reporting line numbers for errors. However, the built-in debugger (press F12) in IE8 and later is much more helpful, so I suggest you try that. share|improve this answer edited Jun 25 '13 at 13:
Query Strings Readline REPL Stream String Decoder Timers TLS/SSL TTY UDP/Datagram URL Utilities V8 VM ZLIB GitHub Repo & Issue Tracker Mailing List Node.js v6.9.0 Documentation Index | View on single page | View as JSON Table of Contents Errors Error Propagation and Interception Node.js style callbacks Class: Error new Error(message) Error.captureStackTrace(targetObject[, constructorOpt]) Error.stackTraceLimit error.message error.stack Class: RangeError Class: ReferenceError Class: SyntaxError Class: TypeError Exceptions vs. Errors System Errors Class: System Error error.code error.errno error.syscall Common System Errors Errors# Applications running in Node.js will generally experience four categories of errors: Standard JavaScript errors such as: