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updating coding to match more up to date patterns.

edited Mar 21, 2024 at 18:33

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No Libs with Flags Formatted into a Simple Object

functionconst getArgs = () {
 const args = {};=>
 process.argv.slicereduce(2, process.argv.length)
 .forEach(args, arg) => {
 // long arg
 if (arg.slice(0,2) === '"--'") {
 const longArg = arg.split('='"=");
 const longArgFlag = longArg[0].slice(2,longArg[0].length);
 const longArgValue = longArg.length > 1 ? longArg[1] : true;
 args[longArgFlag] = longArgValue;
 }
 // flags
 else if (arg[0] === '"-'") {
 const flags = arg.slice(1,arg.length).split(''"");
 flags.forEach((flag) => {
 args[flag] = true;
 });
 }
 }
return args;
 }, {});
 return args;
}
const args = getArgs();
console.log(args);

Examples

Simple

input

node test.js -D --name=Hello

output

{ D: true, name: 'Hello' }

Real World

input

node config/build.js -lHRs --ip=$HOST --port=$PORT --env=dev

output

{ 
 l: true,
 H: true,
 R: true,
 s: true,
 ip: '127.0.0.1',
 port: '8080',
 env: 'dev'
}

No Libs with Flags Formatted into a Simple Object

function getArgs () {
 const args = {};
 process.argv.slice(2, process.argv.length)
 .forEach( arg => {
 // long arg
 if (arg.slice(0,2) === '--') {
 const longArg = arg.split('=');
 const longArgFlag = longArg[0].slice(2,longArg[0].length);
 const longArgValue = longArg.length > 1 ? longArg[1] : true;
 args[longArgFlag] = longArgValue;
 }
 // flags
 else if (arg[0] === '-') {
 const flags = arg.slice(1,arg.length).split('');
 flags.forEach(flag => {
 args[flag] = true;
 });
 }
 });
 return args;
}
const args = getArgs();
console.log(args);

Examples

Simple

input

node test.js -D --name=Hello

output

{ D: true, name: 'Hello' }

Real World

input

node config/build.js -lHRs --ip=$HOST --port=$PORT --env=dev

output

{ 
 l: true,
 H: true,
 R: true,
 s: true,
 ip: '127.0.0.1',
 port: '8080',
 env: 'dev'
}

No Libs with Flags Formatted into a Simple Object

const getArgs = () =>
 process.argv.reduce((args, arg) => {
 // long arg
 if (arg.slice(0,2) === "--") {
 const longArg = arg.split("=");
 const longArgFlag = longArg[0].slice(2);
 const longArgValue = longArg.length > 1 ? longArg[1] : true;
 args[longArgFlag] = longArgValue;
 }
 // flags
 else if (arg[0] === "-") {
 const flags = arg.slice(1).split("");
 flags.forEach((flag) => {
 args[flag] = true;
 });
 }
 return args;
 }, {});
const args = getArgs();
console.log(args);

Examples

Simple

input

node test.js -D --name=Hello

output

{ D: true, name: 'Hello' }

Real World

input

node config/build.js -lHRs --ip=$HOST --port=$PORT --env=dev

output

{ 
 l: true,
 H: true,
 R: true,
 s: true,
 ip: '127.0.0.1',
 port: '8080',
 env: 'dev'
}

Commonmark migration

Source Link

edited Jun 20, 2020 at 9:12

Community Bot

edited Jun 20, 2020 at 9:12

Community Bot

#No Libs with Flags Formatted into a Simple Object

No Libs with Flags Formatted into a Simple Object

function getArgs () {
 const args = {};
 process.argv
 .slice(2, process.argv.length)
 .forEach( arg => {
 // long arg
 if (arg.slice(0,2) === '--') {
 const longArg = arg.split('=');
 const longArgFlag = longArg[0].slice(2,longArg[0].length);
 const longArgValue = longArg.length > 1 ? longArg[1] : true;
 args[longArgFlag] = longArgValue;
 }
 // flags
 else if (arg[0] === '-') {
 const flags = arg.slice(1,arg.length).split('');
 flags.forEach(flag => {
 args[flag] = true;
 });
 }
 });
 return args;
}
const args = getArgs();
console.log(args);

Examples

Simple

input

node test.js -D --name=Hello

output

{ D: true, name: 'Hello' }

Real World

input

node config/build.js -lHRs --ip=$HOST --port=$PORT --env=dev

output

{ 
 l: true,
 H: true,
 R: true,
 s: true,
 ip: '127.0.0.1',
 port: '8080',
 env: 'dev'
}

#No Libs with Flags Formatted into a Simple Object

function getArgs () {
 const args = {};
 process.argv
 .slice(2, process.argv.length)
 .forEach( arg => {
 // long arg
 if (arg.slice(0,2) === '--') {
 const longArg = arg.split('=');
 const longArgFlag = longArg[0].slice(2,longArg[0].length);
 const longArgValue = longArg.length > 1 ? longArg[1] : true;
 args[longArgFlag] = longArgValue;
 }
 // flags
 else if (arg[0] === '-') {
 const flags = arg.slice(1,arg.length).split('');
 flags.forEach(flag => {
 args[flag] = true;
 });
 }
 });
 return args;
}
const args = getArgs();
console.log(args);

Examples

Simple

input

node test.js -D --name=Hello

output

{ D: true, name: 'Hello' }

Real World

input

node config/build.js -lHRs --ip=$HOST --port=$PORT --env=dev

output

{ 
 l: true,
 H: true,
 R: true,
 s: true,
 ip: '127.0.0.1',
 port: '8080',
 env: 'dev'
}

No Libs with Flags Formatted into a Simple Object

function getArgs () {
 const args = {};
 process.argv
 .slice(2, process.argv.length)
 .forEach( arg => {
 // long arg
 if (arg.slice(0,2) === '--') {
 const longArg = arg.split('=');
 const longArgFlag = longArg[0].slice(2,longArg[0].length);
 const longArgValue = longArg.length > 1 ? longArg[1] : true;
 args[longArgFlag] = longArgValue;
 }
 // flags
 else if (arg[0] === '-') {
 const flags = arg.slice(1,arg.length).split('');
 flags.forEach(flag => {
 args[flag] = true;
 });
 }
 });
 return args;
}
const args = getArgs();
console.log(args);

Examples

Simple

input

node test.js -D --name=Hello

output

{ D: true, name: 'Hello' }

Real World

input

node config/build.js -lHRs --ip=$HOST --port=$PORT --env=dev

output

{ 
 l: true,
 H: true,
 R: true,
 s: true,
 ip: '127.0.0.1',
 port: '8080',
 env: 'dev'
}

Format code

Source Link

edited Sep 4, 2019 at 12:24

Léa Gris

edited Sep 4, 2019 at 12:24

Léa Gris

20.3k
4
39
52

#No Libs with Flags Formatted into a Simple Object

function getArgs () {
 const args = {};
 process.argv
 .slice(2, process.argv.length)
 .forEach( arg => {
 // long arg
 if (arg.slice(0,2) === '--') {
 const longArg = arg.split('=');
 const longArgFlag = longArg[0].slice(2,longArg[0].length);
 const longArgValue = longArg.length > 1 ? longArg[1] : true;
 args[longArgFlag] = longArgValue;
 }
 // flags
 else if (arg[0] === '-') {
 const flags = arg.slice(1,arg.length).split('');
 flags.forEach(flag => {
 args[flag] = true;
 });
 }
 });
 return args;
}
const args = getArgs();
console.log(args);

Examples

Simple

input

node test.js -D --name=Hello

node test.js -D --name=Hello

output

{ D: true, name: 'Hello' }

{ D: true, name: 'Hello' }

Real World

input

node config/build.js -lHRs --ip=$HOST --port=$PORT --env=dev

node config/build.js -lHRs --ip=$HOST --port=$PORT --env=dev

output

{ 
 l: true,
 H: true,
 R: true,
 s: true,
 ip: '127.0.0.1',
 port: '8080',
 env: 'dev'
}

{ 
 l: true,
 H: true,
 R: true,
 s: true,
 ip: '127.0.0.1',
 port: '8080',
 env: 'dev'
}

#No Libs with Flags Formatted into a Simple Object

function getArgs () {
 const args = {};
 process.argv
 .slice(2, process.argv.length)
 .forEach( arg => {
 // long arg
 if (arg.slice(0,2) === '--') {
 const longArg = arg.split('=');
 const longArgFlag = longArg[0].slice(2,longArg[0].length);
 const longArgValue = longArg.length > 1 ? longArg[1] : true;
 args[longArgFlag] = longArgValue;
 }
 // flags
 else if (arg[0] === '-') {
 const flags = arg.slice(1,arg.length).split('');
 flags.forEach(flag => {
 args[flag] = true;
 });
 }
 });
 return args;
}
const args = getArgs();
console.log(args);

Examples

Simple

input

node test.js -D --name=Hello

output

{ D: true, name: 'Hello' }

Real World

input

node config/build.js -lHRs --ip=$HOST --port=$PORT --env=dev

output

{ 
 l: true,
 H: true,
 R: true,
 s: true,
 ip: '127.0.0.1',
 port: '8080',
 env: 'dev'
}

#No Libs with Flags Formatted into a Simple Object

function getArgs () {
 const args = {};
 process.argv
 .slice(2, process.argv.length)
 .forEach( arg => {
 // long arg
 if (arg.slice(0,2) === '--') {
 const longArg = arg.split('=');
 const longArgFlag = longArg[0].slice(2,longArg[0].length);
 const longArgValue = longArg.length > 1 ? longArg[1] : true;
 args[longArgFlag] = longArgValue;
 }
 // flags
 else if (arg[0] === '-') {
 const flags = arg.slice(1,arg.length).split('');
 flags.forEach(flag => {
 args[flag] = true;
 });
 }
 });
 return args;
}
const args = getArgs();
console.log(args);

Examples

Simple

input

node test.js -D --name=Hello

output

{ D: true, name: 'Hello' }

Real World

input

node config/build.js -lHRs --ip=$HOST --port=$PORT --env=dev

output

{ 
 l: true,
 H: true,
 R: true,
 s: true,
 ip: '127.0.0.1',
 port: '8080',
 env: 'dev'
}

Format code

Source Link

edit approved Sep 4, 2019 at 12:24

Sergei Voitovich

edit approved Sep 4, 2019 at 12:24

Sergei Voitovich

Added Long Arg to return boolean if no value is given.

Source Link

edited May 19, 2019 at 2:55

Michael Warner

edited May 19, 2019 at 2:55

Michael Warner

4.4k
3
25
50

edited body

Source Link

edited Jan 28, 2019 at 17:44

Michael Warner

edited Jan 28, 2019 at 17:44

Michael Warner

4.4k
3
25
50

Corrected spelling of length

Source Link

edited Jan 17, 2019 at 14:47

Sam Dutton

edited Jan 17, 2019 at 14:47

Sam Dutton

15.3k
6
63
66

deleted 231 characters in body

Source Link

edited Jan 8, 2019 at 19:49

Michael Warner

edited Jan 8, 2019 at 19:49

Michael Warner

4.4k
3
25
50

Source Link

answered Jan 8, 2019 at 19:43

Michael Warner

answered Jan 8, 2019 at 19:43

Michael Warner

4.4k
3
25
50

lang-js

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Return to Answer

No Libs with Flags Formatted into a Simple Object

Examples

Simple

Real World

No Libs with Flags Formatted into a Simple Object

Examples

Simple

Real World

No Libs with Flags Formatted into a Simple Object

Examples

Simple

Real World

No Libs with Flags Formatted into a Simple Object

Examples

Simple

Real World

Examples

Simple

Real World

No Libs with Flags Formatted into a Simple Object

Examples

Simple

Real World

Examples

Simple

Real World

Examples

Simple

Real World

Examples

Simple

Real World