diff options
Diffstat (limited to 'javascript.html.markdown')
| -rw-r--r-- | javascript.html.markdown | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/javascript.html.markdown b/javascript.html.markdown index 75bdf1ad..199c3c09 100644 --- a/javascript.html.markdown +++ b/javascript.html.markdown @@ -186,7 +186,7 @@ someVar = myArray.shift(); // Remove first element and return it myArray.push(3); // Add as the last element someVar = myArray.pop(); // Remove last element and return it -// Join all elements of an array with a string +// Join all elements of an array with semicolon var myArray0 = [32,false,"js",12,56,90]; myArray0.join(";") // = "32;false;js;12;56;90" @@ -194,8 +194,9 @@ myArray0.join(";") // = "32;false;js;12;56;90" myArray0.slice(1,4); // = [false,"js",12] // Remove 4 elements starting from index 2, and insert there strings -// "33","34" and "35"; return removed subarray -myArray0.splice(2,4,"33","34","35"); +// "hi","wr" and "ld"; return removed subarray +myArray0.splice(2,4,"hi","wr","ld"); // = ["js",12,56,90] +// myArray0 === [32,false,"hi","wr","ld"] // JavaScript's objects are equivalent to "dictionaries" or "maps" in other // languages: an unordered collection of key-value pairs. |