Documentation Menu
jsnlogjs.js ▶ Logger Object ▶ error Method

error Method

Creates a log item with severity ERROR

Definition

error(logObject: any): Logger

Parameters

logObject String or object to be logged, or a function that returns the string or object to be logged (details).

Return Value

The Logger itself.

Examples

This creates a log message "log message" with severity ERROR. 

JL().error("log message");

Documentation Menu

  1. Installation
  2. Getting Started
  3. Configuration
    1. On the client
    2. On the server
      1. JSNLog
      2. Logger
      3. AjaxAppender
      4. ConsoleAppender
  4. How To
    1. Adding request headers
    2. AJAX error handling
    3. Angular 2+ logging to the server
    4. AngularJs Error Handling
    5. Console log
    6. Content Security Policy (CSP)
    7. Setting the url to send logs to
    8. Logging cyclic references
    9. Demos and sample code
    10. Lost connection handling
    11. JavaScript Error Handling
    12. Javascript Try Catch
    13. Loading jsnlog.js
      1. AMD
      2. Browserify
      3. Bundles
      4. Free CDN
      5. CommonJS
      6. ES6
      7. Script tag
      8. SystemJS
    14. Log Message Batching
    15. Log Message Format
    16. Numeric Severities
    17. Obfuscated Script Errors
    18. Using Request Ids
    19. Structured JavaScript Logging
  5. jsnlogjs.js
    1. AjaxAppender Object
      1. sendBatch Method
      2. setOptions Method
    2. __jsnlog_configure function
    3. ConsoleAppender Object
      1. sendBatch Method
      2. setOptions Method
    4. Exception Object
    5. JL Namespace and Method
      1. createAjaxAppender Method
      2. createConsoleAppender Method
      3. getAllLevel Method
      4. getDebugLevel Method
      5. getErrorLevel Method
      6. getFatalLevel Method
      7. getInfoLevel Method
      8. getOffLevel Method
      9. getTraceLevel Method
      10. getWarnLevel Method
      11. JL Method
      12. setOptions Method
    6. Logger Object
      1. debug Method
      2. error Method
      3. fatal Method
      4. fatalException Method
      5. info Method
      6. log Method
      7. setOptions Method
      8. trace Method
      9. warn Method
  6. JavascriptLogging Class
    1. Configure Method
    2. OnLogging Event
    3. RequestId Method
    4. SetJsnlogConfiguration Method
  7. Tag Helpers
    1. jl-javascript-logger-definitions