assert()

assert(value[, message])

An alias of assert.ok() .

const assert = require('assert');

assert(true);  // OK
assert(1);     // OK
assert(false);
  // throws "AssertionError: false == true"
assert(0);
  // throws "AssertionError: 0 == true"
assert(false, 'it\'s false');
  // throws "AssertionError: it's false"

Links:

https://nodejs.org/dist/latest-v5.x/docs/api/assert.html#assert_assert_value_message

doc_Nodejs

2016-04-30 04:37:16

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