Basic HTML version of Foils prepared 1 Dec 97

Foil 69 PPT Slide

From Overview of Basic JavaScript -- Web Client Scripting Language Jackson State CSC499 -- Fall Semester 97. by Tom Scavo,Geoffrey C. Fox
1 User-defined Methods
2 Methods may be added to objects: // Does an array contain element x ? function contains(x) { for (var i=0; i<this.length; i++) { if (this[i] == x) return true; } return false; }
3 Add the method to the Array object with the prototype property: Array.prototype.contains = contains;
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