Node.js v0.7.4 Manual & Documentation
console ↑#
For printing to stdout and stderr. Similar to the console object functions provided by most web browsers, here the output is sent to stdout or stderr.
console.log() ↑#
Prints to stdout with newline. This function can take multiple arguments in a
printf()
-like way. Example:
console.log('count: %d', count);
If formatting elements are not found in the first string then util.inspect
is used on each argument.
See util.format() for more information.
console.info() ↑#
Same as console.log
.
console.warn() ↑#
console.error() ↑#
Same as console.log
but prints to stderr.
console.dir(obj) ↑#
Uses util.inspect
on obj
and prints resulting string to stderr.
console.time(label) ↑#
Mark a time.
console.timeEnd(label) ↑#
Finish timer, record output. Example
console.time('100-elements');
for (var i = 0; i < 100; i++) {
;
}
console.timeEnd('100-elements');
console.trace() ↑#
Print a stack trace to stderr of the current position.
console.assert() ↑#
Same as assert.ok()
.