From http://www.w3schools.com (Copyright Refsnes Data)
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The top-level properties and functions can be used with all the built-in JavaScript objects.
F: Firefox, IE: Internet Explorer
| Function | Description | F | IE |
|---|---|---|---|
| decodeURI() | Decodes a URI | 1 | 5.5 |
| decodeURIComponent() | Decodes a URI component | 1 | 5.5 |
| encodeURI() | Encodes a URI | 1 | 5.5 |
| encodeURIComponent() | Encodes a URI component | 1 | 5.5 |
| escape() | Encodes a string | 1 | 3 |
| eval() | Evaluates a string and executes it as if it was script code | 1 | 3 |
| isFinite() | Checks if a value is a legal number | 1 | 4 |
| isNaN() | Checks if a value is not a legal number | 1 | 3 |
| Number() | Converts an object's value to a number | 1 | |
| parseFloat() | Parses a string and returns a floating point number | 1 | 3 |
| parseInt() | Parses a string and returns an integer | 1 | 3 |
| String() | Converts an object's value to a string | 1 | |
| unescape() | Decodes a string encoded by escape() | 1 | 3 |
| Function | Description | F | IE |
|---|---|---|---|
| Infinity | A numeric value that represents positive/negative infinity | 1 | 4 |
| undefined | Indicates that a variable has not been assigned a value | 1 | 5.5 |
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From http://www.w3schools.com (Copyright Refsnes Data)