javascript Programming Glossary: bracket

How can I add a key/value pair to a JavaScript object literal?

http://stackoverflow.com/questions/1168807/how-can-i-add-a-key-value-pair-to-a-javascript-object-literal

value2 Using dot notation obj.key3 value3 Using square bracket notation obj key3 value3 The first form is used when you know..

Access / process (nested) objects, arrays or JSON

http://stackoverflow.com/questions/11922383/access-process-nested-objects-arrays-or-json

either using dot notation var value obj.someProperty or bracket notation if the property name would not be a valid JavaScript.. the same reason array elements can only be accessed using bracket notation var value arr 5 property name index as variable var.. can be accessed by consecutively applying dot or bracket notation. Here is an example var data code 42 items id 1 name..

is it evil to use eval to convert a string to a function? [closed]

http://stackoverflow.com/questions/14396647/is-it-evil-to-use-eval-to-convert-a-string-to-a-function

for this. There is a much better solution using the simple bracket notation member operator . Since this is asked every day on..

Javascript regex hangs (using v8)

http://stackoverflow.com/questions/2407870/javascript-regex-hangs-using-v8

is missing. Making sure the same characters in the inner bracket can't match both sides of the alternation will reduce the problem..

Why the open quote and bracket for eval('(' + jsonString+ ')') when parsing json string

http://stackoverflow.com/questions/3360356/why-the-open-quote-and-bracket-for-eval-jsonstring-when-parsing-json

the open quote and bracket for eval ' ' jsonString ' ' when parsing json string Can you..

(![]+[])[+[]]… Explain why this works

http://stackoverflow.com/questions/4170978/explain-why-this-works

false false '' false The last part the pair of square brackets after the parentheses they are the property accessor and they.. 0 'false' 0 f Note that accessing characters by using the bracket notation on String values was not part of the ECMAScript 3rd...

Dynamic object property name

http://stackoverflow.com/questions/4244896/dynamic-object-property-name

foo.bar Bracket notation foo 'bar' The value between the brackets can be any expression. Therefore if the property name is stored.. the property name is stored in a variable you have to use bracket notation var foo 'bar' alert appr.templates foo share improve..

JavaScript object: access variable property by name as string

http://stackoverflow.com/questions/4255472/javascript-object-access-variable-property-by-name-as-string

question You don't need a function for it simply use the bracket notation var side columns 'right' This is equal to dot notation.. come from a variable function return value etc. when using bracket notation. If you NEED a function for it here it is function..

JavaScript property access: dot notation vs. brackets?

http://stackoverflow.com/questions/4968406/javascript-property-access-dot-notation-vs-brackets

property access dot notation vs. brackets Other than the obvious fact that the first form could use.. javascript share improve this question Square bracket notation allows use of characters that can't be used with dot.. myForm foo correct syntax The second advantage of square bracket notation is when dealing with variable property names. for var..

Javascript dynamic variable name

http://stackoverflow.com/questions/5117127/javascript-dynamic-variable-name

in a browser . Those can get accessed by using the dot or bracket notation var name window.a or var name window 'a' This only..

string.charAt(x) or string[x]?

http://stackoverflow.com/questions/5943726/string-charatx-or-stringx

any reason I should use string.charAt x instead of the bracket notation string x javascript string share improve this question.. Test String1 .charAt 6 It is a bad idea to use brackets for these reasons Source This notation does not work in IE7... will return undefined in IE7. If you happen to use the bracket notation for strings all over your code and you want to migrate..

Why JS function name conflicts with element ID?

http://stackoverflow.com/questions/9158238/why-js-function-name-conflicts-with-element-id

s can be accessed by their name or ID with the bracket property accessor syntax code equivalent to calling the namedItem..