kerondirector.blogg.se - Scriptcase events

When writing a document is required, then the use of another essential feature: the functions.Ī function is an instruction set, which should only be performed when the function is activated. To prevent the two lines are written on the same line is used to HTML tag to make a line break. The idea of the above example is to write two lines. For example:ĭocument.write (“This line appears the result of” + The lines written by this method will appear on the screen point where the command is entered. The lines written in this way, can contain text, HTML and JavaScript expressions commands. JavaScript allows the programmer to write lines within a page (document) through the write method. onsubmit – Occurs when a Submit type button receives a click of the mouse.onselect – Occurs when the object is selected.onmouseover – Occurs when the mouse pointer passes over the object.Valid for Buton objects, Checkbox, Radio, Link, Reset and Submit onclick – Occurs when the object receives a Click of the Mouse.Valid for objects Text, Select and Textarea onfocus – Occurs when the object receives focus.onblur – Occurs when the object loses the focus, irrespective of the existence change.onchange – Occurs when the object loses focus and there was a change of content.

onunload – occurs in the discharge (output) of the document.

That is, only occurs in the BODY of the document

onload – Occurs in charge of the document.

Below is the list of possible events in Javascript, indicating the times when they may occur as well as the subject of its occurrence objects: Events are facts that occur during system implementation, from which the programmer can define actions to be performed by the program.