From c1bf6ab53f0065af09ee7cd090779ba5c9ad0828 Mon Sep 17 00:00:00 2001 From: AlessandroVerzella <116301354+AlessandroVerzella@users.noreply.github.com> Date: Sat, 15 Jul 2023 12:10:56 +0200 Subject: [PATCH 1/4] added a console.log instruction --- projects/m1/001-area-of-a-room/js/index.js | 1 + 1 file changed, 1 insertion(+) diff --git a/projects/m1/001-area-of-a-room/js/index.js b/projects/m1/001-area-of-a-room/js/index.js index e69de29bb..66c7ece20 100644 --- a/projects/m1/001-area-of-a-room/js/index.js +++ b/projects/m1/001-area-of-a-room/js/index.js @@ -0,0 +1 @@ +console.log('aaa'); From 66f5b5d19e2ea09f38877109b2d91f2719ce10de Mon Sep 17 00:00:00 2001 From: AlessandroVerzella <116301354+AlessandroVerzella@users.noreply.github.com> Date: Sat, 15 Jul 2023 12:13:16 +0200 Subject: [PATCH 2/4] add a second console log --- projects/m1/001-area-of-a-room/js/index.js | 2 ++ 1 file changed, 2 insertions(+) diff --git a/projects/m1/001-area-of-a-room/js/index.js b/projects/m1/001-area-of-a-room/js/index.js index 66c7ece20..a1be9412c 100644 --- a/projects/m1/001-area-of-a-room/js/index.js +++ b/projects/m1/001-area-of-a-room/js/index.js @@ -1 +1,3 @@ console.log('aaa'); + +console.log('bbb'); From fb2e8d5b625f99798a1c151b734e3fd13e101d59 Mon Sep 17 00:00:00 2001 From: AlessandroVerzella <116301354+AlessandroVerzella@users.noreply.github.com> Date: Sat, 15 Jul 2023 12:15:02 +0200 Subject: [PATCH 3/4] removed console.logs --- projects/m1/001-area-of-a-room/js/index.js | 3 --- 1 file changed, 3 deletions(-) diff --git a/projects/m1/001-area-of-a-room/js/index.js b/projects/m1/001-area-of-a-room/js/index.js index a1be9412c..e69de29bb 100644 --- a/projects/m1/001-area-of-a-room/js/index.js +++ b/projects/m1/001-area-of-a-room/js/index.js @@ -1,3 +0,0 @@ -console.log('aaa'); - -console.log('bbb'); From ed4a705a2813de6c7805b6f485c22276dcf3e47b Mon Sep 17 00:00:00 2001 From: AlessandroVerzella Date: Fri, 4 Oct 2024 16:55:06 +0200 Subject: [PATCH 4/4] Added the solution of the exercise and three file txt --- .../js/example.txt | 24 +++++++++++++ .../js/example2.txt | 4 +++ .../js/example3.txt | 5 +++ .../js/index.js | 36 +++++++++++++++++++ 4 files changed, 69 insertions(+) create mode 100644 projects/m4/001-display-the-head-of-a-file/js/example.txt create mode 100644 projects/m4/001-display-the-head-of-a-file/js/example2.txt create mode 100644 projects/m4/001-display-the-head-of-a-file/js/example3.txt diff --git a/projects/m4/001-display-the-head-of-a-file/js/example.txt b/projects/m4/001-display-the-head-of-a-file/js/example.txt new file mode 100644 index 000000000..fbc36b634 --- /dev/null +++ b/projects/m4/001-display-the-head-of-a-file/js/example.txt @@ -0,0 +1,24 @@ +Line 1: This is the first line. +Line 2: This is the second line. +Line 3: This is the third line. +Line 4: This is the fourth line. +Line 5: This is the fifth line. +Line 6: This is the sixth line. +Line 7: This is the seventh line. +Line 8: This is the eighth line. +Line 9: This is the ninth line. +Line 10: This is the tenth line. +Line 11: This is the eleventh line. +Line 12: This is the twelfth line. +Line 13: This is the thirteenth line. +Line 14: This is the fourteenth line. +Line 15: This is the fifteenth line. +Line 16: This is the sixteenth line. +Line 17: This is the seventeenth line. +Line 18: This is the eighteenth line. +Line 19: This is the nineteenth line. +Line 20: This is the twentieth line. +Line 21: This is the twenty-first line. +Line 22: This is the twenty-second line. +Line 23: This is the twenty-third line. +Line 24: This is the twenty-fourth line. \ No newline at end of file diff --git a/projects/m4/001-display-the-head-of-a-file/js/example2.txt b/projects/m4/001-display-the-head-of-a-file/js/example2.txt new file mode 100644 index 000000000..6ddd5fc15 --- /dev/null +++ b/projects/m4/001-display-the-head-of-a-file/js/example2.txt @@ -0,0 +1,4 @@ +Line 15: This is the fifteenth line. +Line 16: This is the sixteenth line. +Line 17: This is the seventeenth line. +Line 18: This is the eighteenth line. \ No newline at end of file diff --git a/projects/m4/001-display-the-head-of-a-file/js/example3.txt b/projects/m4/001-display-the-head-of-a-file/js/example3.txt new file mode 100644 index 000000000..1c8842b7b --- /dev/null +++ b/projects/m4/001-display-the-head-of-a-file/js/example3.txt @@ -0,0 +1,5 @@ +Ciao come stai? +Line 15: This is the fifteenth line. +Line 16: This is the sixteenth line. +Line 17: This is the seventeenth line. +Line 18: This is the eighteenth line. \ No newline at end of file diff --git a/projects/m4/001-display-the-head-of-a-file/js/index.js b/projects/m4/001-display-the-head-of-a-file/js/index.js index e69de29bb..df6eb8763 100644 --- a/projects/m4/001-display-the-head-of-a-file/js/index.js +++ b/projects/m4/001-display-the-head-of-a-file/js/index.js @@ -0,0 +1,36 @@ +const { readFile } = require('fs/promises'); +let filePath = './example.txt'; +let filePath2 = './example2.txt'; +let filePath3 = './example3.txt'; +const numberLines = 5; + +readFile(filePath) + .then((data) => { + console.log(data.toString().split('\r\n').slice(0, 10).join('\r\n')); // The first 10 lines + console.log( + data.toString().split('\r\n').slice(0, numberLines).join('\r\n') // The first 5 lines + ); + console.log( + // The first 3 lines + `${filePath}\n ${data + .toString() + .split('\r\n') + .slice(0, numberLines - 2) + .join('\r\n')}` + ); + }) + + .catch((error) => { + console.log(error); + }); + +// Multiple files +Promise.all([readFile(filePath), readFile(filePath2), readFile(filePath3)]) + .then(([data1, data2, data3]) => { + console.log(data1.toString().split('\r\n').slice(0, 1).join('\r\n')); + console.log(data2.toString().split('\r\n').slice(0, 1).join('\r\n')); + console.log(data3.toString().split('\r\n').slice(0, 1).join('\r\n')); + }) + .catch((error) => { + console.log(error); + });