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author | Evan Lucas <evanlucas@me.com> | 2016-05-09 14:49:03 -0500 |
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committer | Evan Lucas <evanlucas@me.com> | 2016-05-13 08:04:11 -0500 |
commit | d13b9d3f7f59f0be279226bbcde622cceccda369 (patch) | |
tree | 5692c7c54a5e27552b89f3ed567ef84d52db75fc /doc | |
parent | a661e263005f6c403659be93b7e64b09e373f913 (diff) | |
download | android-node-v8-d13b9d3f7f59f0be279226bbcde622cceccda369.tar.gz android-node-v8-d13b9d3f7f59f0be279226bbcde622cceccda369.tar.bz2 android-node-v8-d13b9d3f7f59f0be279226bbcde622cceccda369.zip |
doc: fix exec example in child_process
Previously, the example was checking for error by strict equality to
null. The error could be undefined though which would fail that check.
PR-URL: https://github.com/nodejs/node/pull/6660
Reviewed-By: Myles Borins <myles.borins@gmail.com>
Reviewed-By: Jeremy Whitlock <jwhitlock@apache.org>
Diffstat (limited to 'doc')
-rw-r--r-- | doc/api/child_process.md | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/doc/api/child_process.md b/doc/api/child_process.md index 32dec46924..61d800cf0d 100644 --- a/doc/api/child_process.md +++ b/doc/api/child_process.md @@ -140,13 +140,13 @@ generated output. ```js const exec = require('child_process').exec; -const child = exec('cat *.js bad_file | wc -l', - (error, stdout, stderr) => { - console.log(`stdout: ${stdout}`); - console.log(`stderr: ${stderr}`); - if (error !== null) { - console.log(`exec error: ${error}`); - } +exec('cat *.js bad_file | wc -l', (error, stdout, stderr) => { + if (error) { + console.error(`exec error: ${error}`); + return; + } + console.log(`stdout: ${stdout}`); + console.log(`stderr: ${stderr}`); }); ``` |