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jQuery Attribute selector is used to select elements with the specified attribute and value. You can easily use it with a period (.) or a hash (#).ExampleYou can try to run the following code to learn how to use jQuery selector with a period:Live Demo $(document).ready(function(){ $( "div[myattr*='.']" ).css("background-color", "yellow"); }); Java HTML Ruby
To remove disabled attribute using jQuery, use the removeAttr() method. You need to first remove the property using the prop() method. It will set the underlying Boolean value to false.ExampleYou can try to run the following code to learn how to remove disabled attribute using jQuery:Live Demo $(document).ready(function(){ $('.disabledCheckboxes').prop("disabled", true); $('.disabledCheckboxes').removeAttr("disabled"); $(document).ready(function(){ $('button').on('click', function() { if (this.hasAttribute("disabled")) { alert('The disabled attribute exists') } else { alert('The disabled attribute does not exist') } }) }); }); Result
Use the checked attribute to set the checkbox with jQuery. Also, the prop() method is used to get the property value.ExampleYou can try to run the following code to learn how to set checked for a checkbox:Live Demo jQuery Example b { color: green; } Check/ Uncheck this checkbox $( "input" ).change(function() { var $input = $( this ); $( "p" ).html( ".attr( \"checked\" ): " + $input.attr( "checked" ) + "" + ".prop( \"checked\" ): " + $input.prop( "checked" ) + "" + ".is( \":checked\" ): " + $input.is( ":checked" ) + "" ); }).change();
To use # in jQuery attribute selector, include # under *= . This will find the attribute with #.ExampleYou can try to run the following code to learn how to use # in jQuery attribute selector:Live Demo $(document).ready(function() { $( "div[myattr*='#']" ).css("background-color", "yellow"); }); Java HTML Ruby
To get the value of html attribute, use the val() method.ExampleYou can try to run the following code to learn how to use jQuery to get the value of HTML attribute of elements:Live Demo $(document).ready(function() { $("#buttonSet").click(function () { $("#buttonGet").removeAttr('disabled'); }); $("#buttonGet").click(function () { $("#result").html( $("#txtBox").val() + "" + $("input:radio[name=rd]:checked").val() ); }); }); Name Gender Male Female
Use the attr() method to add an attribute into specific HTML tags in jQuery.ExampleYou can try to run the following code to learn how to add an attribute into specific HTML tags:Live Demo $(document).ready(function(){ $(document).ready(function(){ $("button.button1").attr("myid", "myvalue"); $('button').on('click', function() { if (this.hasAttribute("myid")) { alert('True: The new attribute added successfully.') } else { alert('False') } }) }); }); Button 1
To use jQuery selectors on custom data attributes, you can use contains, starts with, and ends with for the HTML data attributes.ExampleOther than that, you can try to run the following code to learn how to use jQuery selectors on custom data attributes using HTML5:Live Demo $(document).ready(function(){ //stored selector var group = $('ol[data-group="Subjects"]'); // starts with M var maths = $('[data-subject^="M"]',group).css('color','green'); // contains the string graph var graph = $('[data-subject*="graph"]',group).css('color','blue'); }); Maths Science Geography History
To get the elements with an ID that ends with a given string, use attribute selector with $ character.ExampleYou can try to run the following code to learn how to to use jQuery selector for the elements with an ID that ends with a given string. Let’s say we are going for elements with an ID ending with the string “new1”.Live Demo $(document).ready(function(){ $("[id$=new]").css("background-color", "yellow"); }); Java HTML Ruby
You can use a SWITCH CASE statement to handle your scenario. This is a good choice if you know well in advance what all properties are required and what is not required. Also, it will let you to unit test your code.Otherwise, you can go for a collection like a dictionary.You can think of using HashSet or hashtable as well, it entirely depends upon the usage of the list created.
If you need to access the SAP Tables with the help the table name and column names, then you can use the RFC RFC_READ_TABLE. It also provides external access to R/3 tables with the help of remote function calls.RFC requires following details:table name (required parameter)number of rows to skip (optional parameter)maximum number of rows to be loaded (optional parameter)