Java Script

Catching errors in javaScript

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Definition -: when browsing web pages on the internet, we all have seen a java script alert box telling us there is a  run time error and asking “Do you wish to debug ?”. error message like this may be useful for developers but not for users. There are two types Catching errors in javaScript-: … Read more

Java script looping

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Java script loops-:  Loops in java script are used to execute the same block of code a specified number of times or while a specified condition is true. When we are using java script language there are many time we get a  situation when we need to come out of a loop without reaching its … Read more

java script function and use

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java script function-: A function is a reusable code block that will be execute by an event, or when the function is called. To keep the browser from executing a script when the page loads, we can put our script into a function. A function contains code that will be executed by an event or … Read more

Java script popup boxes

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Introduction -: In java script language providing many facility. In java script  we can create three type of popup boxes as like  Alert box,confirm box,prompt box these are here Alert Box- : An alert box often is used if we want to make sure information come through to the user when an alert box pops … Read more

java script operator

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Java script operator -: Like any other language java script is supporting many type operator . These are Arithmetic operator-: Arithmetic operator use to calculate the value of mathematics operators as like addition, subtraction, multiplication, division, modules,increment,and decrements as like Addition -: It add the value and sign of this (+)   example        … Read more

variable in java scripting

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Variable Definition -: A variable is a container for information we want to store. A variable’s value can change during the script. You can refer to a variable by name to see its value or to change its value. Rules for variable name -: variable names are case sensitive means uppercase and lower case are … Read more

Learning Java scripting programming language

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Java scripting Introduction-:Java scripting is a programming language that can be included on web pages to them more interactive.we can use it check or modify the contents of forms,changes,images open new window and write dynamic page content.we can even use it with css to make DHTM(Dynamic Hyper Text markup Language). This allows you to make … Read more