From daaec3c8ca534e3cf47785b628d8e09caf48f221 Mon Sep 17 00:00:00 2001 From: anglee Date: Tue, 19 Dec 2017 16:38:18 -0500 Subject: [PATCH 1/4] Add initialize2DArray --- snippets/initialize2DArray.md | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 snippets/initialize2DArray.md diff --git a/snippets/initialize2DArray.md b/snippets/initialize2DArray.md new file mode 100644 index 000000000..45047b819 --- /dev/null +++ b/snippets/initialize2DArray.md @@ -0,0 +1,12 @@ +### initialize2DArray + +Initializes an 2D array of given width and height and value. + +Use `.map()` to generate h rows where each is a new array of size w initialize with value. + +```js +const initialize2DArray = (w, h, val = null) => + Array(h).fill().map(() => Array(w).fill(val)); +// initializeArrayWithRange(2, 2, 0) -> [[0,0], +// [0,0]] +``` From 34447403300bf56d1af01a18e8dfcd96dbba87a0 Mon Sep 17 00:00:00 2001 From: anglee Date: Tue, 19 Dec 2017 16:46:05 -0500 Subject: [PATCH 2/4] Add default value description to initialize2DArray --- snippets/initialize2DArray.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/snippets/initialize2DArray.md b/snippets/initialize2DArray.md index 45047b819..03e007620 100644 --- a/snippets/initialize2DArray.md +++ b/snippets/initialize2DArray.md @@ -2,7 +2,7 @@ Initializes an 2D array of given width and height and value. -Use `.map()` to generate h rows where each is a new array of size w initialize with value. +Use `.map()` to generate h rows where each is a new array of size w initialize with value. If value is not provided, default to null. ```js const initialize2DArray = (w, h, val = null) => From 645e51d22254f2d7d37aaa48138b60320469eb65 Mon Sep 17 00:00:00 2001 From: anglee Date: Tue, 19 Dec 2017 16:50:36 -0500 Subject: [PATCH 3/4] Minor text update --- snippets/initialize2DArray.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/snippets/initialize2DArray.md b/snippets/initialize2DArray.md index 03e007620..1a74440da 100644 --- a/snippets/initialize2DArray.md +++ b/snippets/initialize2DArray.md @@ -2,7 +2,7 @@ Initializes an 2D array of given width and height and value. -Use `.map()` to generate h rows where each is a new array of size w initialize with value. If value is not provided, default to null. +Use `Array.map()` to generate h rows where each is a new array of size w initialize with value. If value is not provided, default to null. ```js const initialize2DArray = (w, h, val = null) => From 972be8f37a449c6bcf24bf3d35e6c4263dc68641 Mon Sep 17 00:00:00 2001 From: Angelos Chalaris Date: Wed, 20 Dec 2017 11:13:05 +0200 Subject: [PATCH 4/4] Update initialize2DArray.md --- snippets/initialize2DArray.md | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/snippets/initialize2DArray.md b/snippets/initialize2DArray.md index 1a74440da..cc8b8817b 100644 --- a/snippets/initialize2DArray.md +++ b/snippets/initialize2DArray.md @@ -2,11 +2,9 @@ Initializes an 2D array of given width and height and value. -Use `Array.map()` to generate h rows where each is a new array of size w initialize with value. If value is not provided, default to null. +Use `Array.map()` to generate h rows where each is a new array of size w initialize with value. If value is not provided, default to `null`. ```js -const initialize2DArray = (w, h, val = null) => - Array(h).fill().map(() => Array(w).fill(val)); -// initializeArrayWithRange(2, 2, 0) -> [[0,0], -// [0,0]] +const initialize2DArray = (w, h, val = null) => Array(h).fill().map(() => Array(w).fill(val)); +// initializeArrayWithRange(2, 2, 0) -> [[0,0], [0,0]] ```