diff --git a/Readme.md b/Readme.md
index 89ce338e4..1b7ad5249 100644
--- a/Readme.md
+++ b/Readme.md
@@ -261,7 +261,7 @@ You use `.arguments` to specify the arguments for the top-level command, and for
```js
-var program = require('commander');
+const program = require('commander');
program
.version('0.1.0')
@@ -285,7 +285,7 @@ console.log('environment:', envValue || "no environment given");
append `...` to the argument name. For example:
```js
-var program = require('commander');
+const program = require('commander');
program
.version('0.1.0')
@@ -311,7 +311,7 @@ The action handler gets passed a parameter for each argument you declared, and o
command object itself. This command argument has the values for the command-specific options added as properties.
```js
-var program = require('commander');
+const program = require('commander');
program
.command('rm
')
@@ -337,7 +337,7 @@ You handle the options for an executable (sub)command in the executable, and don
```js
// file: ./examples/pm
-var program = require('commander');
+const program = require('commander');
program
.version('0.1.0')
@@ -389,7 +389,7 @@ Options:
* Module dependencies.
*/
-var program = require('commander');
+const program = require('commander');
program
.version('0.1.0')
@@ -437,8 +437,8 @@ Optional callback cb allows post-processing of help text before it is displayed.
If you want to display help by default (e.g. if no command was provided), you can use something like:
```js
-var program = require('commander');
-var colors = require('colors');
+const program = require('commander');
+const colors = require('colors');
program
.version('0.1.0')
@@ -515,7 +515,7 @@ the inspector port is incremented by 1 for the spawned subcommand.
## Examples
```js
-var program = require('commander');
+const program = require('commander');
program
.version('0.1.0')
@@ -528,7 +528,7 @@ program
.description('run setup commands for all envs')
.option("-s, --setup_mode [mode]", "Which setup mode to use")
.action(function(env, options){
- var mode = options.setup_mode || "normal";
+ const mode = options.setup_mode || "normal";
env = env || 'all';
console.log('setup for %s env(s) with %s mode', env, mode);
});
diff --git a/Readme_zh-CN.md b/Readme_zh-CN.md
index 664833cc5..2349c79b6 100644
--- a/Readme_zh-CN.md
+++ b/Readme_zh-CN.md
@@ -256,7 +256,7 @@ program
你可以通过使用 `.arguments` 来为最顶级命令指定参数,对于子命令来说参数都包括在 `.command` 调用之中了。尖括号(e.g. ``)意味着必须的输入,而方括号(e.g. `[optional]`)则是代表了可选的输入
```js
-var program = require('commander');
+const program = require('commander');
program
.version('0.1.0')
@@ -279,7 +279,7 @@ console.log('environment:', envValue || "no environment given");
一个命令有且仅有最后一个参数是可变的,你需要在参数名后加上 `...` 来使它可变,例如
```js
-var program = require('commander');
+const program = require('commander');
program
.version('0.1.0')
@@ -304,7 +304,7 @@ program.parse(process.argv);
操作处理程序会接收每一个你声明的参数的变量,和一个额外的参数——这个命令对象自己。这个命令的参数包括添加的命令特定选项的值。
```js
-var program = require('commander');
+const program = require('commander');
program
.command('rm ')
@@ -331,7 +331,7 @@ Commander 将会尝试在入口脚本(例如 `./examples/pm`)的目录中搜
```js
// file: ./examples/pm
-var program = require('commander');
+const program = require('commander');
program
.version('0.1.0')
@@ -380,7 +380,7 @@ Options:
* Module dependencies.
*/
-var program = require('commander');
+const program = require('commander');
program
.version('0.0.1')
@@ -427,8 +427,8 @@ Examples:
如果你想显示默认的帮助(例如,如果没有提供命令),你可以使用类似的东西:
```js
-var program = require('commander');
-var colors = require('colors');
+const program = require('commander');
+const colors = require('colors');
program
.version('0.1.0')
@@ -504,7 +504,7 @@ node -r ts-node/register pm.ts
## 例子
```js
-var program = require('commander');
+const program = require('commander');
program
.version('0.1.0')
@@ -517,7 +517,7 @@ program
.description('run setup commands for all envs')
.option("-s, --setup_mode [mode]", "Which setup mode to use")
.action(function(env, options){
- var mode = options.setup_mode || "normal";
+ const mode = options.setup_mode || "normal";
env = env || 'all';
console.log('setup for %s env(s) with %s mode', env, mode);
});