jquery-events-functions

All jQuery Functions and Events https://saip13.github.io/jquery-events-functions/

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Index

SELECTORS
GETTING VALUES
EVENTS
VALIDATIONS
VALIDATIONS

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SELECTORS:

1) #using class name   :     $('.class_name')
2) #using ID name      :     $('#id_name')
3) #uing tag name      :     $('tagname')
4) #using ele & class  :     $("p.class_name")
5) #all elements       :     $("a[href]") || $("a[target='_blank']") || $(":button")

GETTING VALUES:

1) var x = $("#id_name").val();
2) var x = $(".class_name").val();
3) var x = $(this).val();
4) var x = $(this).attr('attribute-name');
5) var str = $("form").serialize(); || $(this).serialize();
6) var checked_val = $("input:checkbox[name=check_coll]:checked").val(); #checkbox value
7) var radio_val = $("input:radio[name=status]:checked").val(); #radio value
8) var x = $("input:checkbox").val();
9) $('#id').each(function(){ var x = $(this).val(); });
10) $('.class').each(function(){ var x = $(this).val(); });

EVENTS:

#MOUSE EVENTS:
    
    <!-- Click Statrt -->
    1) $("#id").click(function(){ }); #using id name
    2) $(".class_name").click(function(){ }); #using class name
    3) $(document).on("click", ".edit_listcontact", function(){ }); #using class name
    4) $(document).on("click","#upd_user_info_btn",function(){ });  #using id name
    <!-- Click End -->

    <!-- Double Click -->
    1) $("p").dblclick(function(){ });
    2) $("#id").dblclick(function(){ });
    3) $(".class").dblclick(function(){ }); 
    <!-- Double Click End -->

    <!--  Mouse Enter -->
    1) $("p").mouseenter(function(){ });
    2) $("#id").mouseenter(function(){ });
    3) $(".class").mouseenter(function(){ }); 
    <!--  End Mouse Enter -->

    <!--  Mouse leave -->
    1) $("p").mouseleave(function(){ });
    2) $("#id").mouseleave(function(){ });
    3) $(".class").mouseleave(function(){ }); 
    <!--  End Mouse Leave -->

    <!--  Mouse Down -->
    1) $("p").mousedown(function(){ });
    2) $("#id").mousedown(function(){ });
    3) $(".class").mousedown(function(){ }); 
    <!--  End Mouse Down -->

    <!--  Mouse leave -->
    1) $("p").mouseup(function(){ });
    2) $("#id").mouseup(function(){ });
    3) $(".class").mouseup(function(){ }); 
    <!--  End Mouse Leave -->

    <!-- Hover -->
    1) $("p").hover(function(){ });
    2) $("#id").hover(function(){ });
    3) $(".class").hover(function(){ }); 
    <!--  End Hover -->

#FORM EVENTS:

    <!-- Form submit -->
    1) $("form").submit(function(){ });
    2) $("#form_id").submit(function(){ });
    3) $(".form_class").submit(function(){ }); 
    <!-- End Submit -->

    <!-- Change -->
    # when an input field is changed || value enter and remove
    1) $("input").change(function(){ });
    2) $("#input_id").change(function(){ });
    3) $(".input_class").change(function(){ }); 
    <!-- End Change -->

    <!--  Focus -->
    #when the form field gets focus || enter into form input filed

    1) $("input").focus(function(){ });
    2) $("#id").focus(function(){ });
    3) $(".class").focus(function(){ }); 
    <!--  End Focus -->

    <!--  Blur -->
    #when the form field lose focus || leave form input filed

    1) $("input").blur(function(){ });
    2) $("#id").blur(function(){ });
    3) $(".class").blur(function(){ }); 
    <!--  End Blur -->

#KEYBOARD EVENTS:

    <!-- Key Down -->
    # when <input> field when a keyboard key is pressed down.

    1) $("input").keydown(function(){ });
    2) $("#input_id").keydown(function(){ });
    3) $(".input_class").keydown(function(){ }); 
    <!-- End Key Down -->

    <!-- Key Up -->
    # when an <input> field when a keyboard key is released.

    1) $("input").keyup(function(){ });
    2) $("#input_id").keyup(function(){ });
    3) $(".input_class").keyup(function(){ }); 
    <!-- End Key Up -->

    <!-- Key Press -->
    # when <input> field when a keyboard key is pressed.

    1) $("input").keypress(function(){ });
    2) $("#input_id").keypress(function(){ });
    3) $(".input_class").keypress(function(){ }); 
    <!-- End Key Press -->
    
#MULTIPLE EVENTS AT A TIME:

    <!-- on -->
    1) $("input").on('click','blur', function(){ });
    2) $("#input_id").on('keypress','hover', function(){ });
    3) $(".input_class").on('keypress','hover',function(){ });
    4) $('#account_id').on('change', function () { });
    5) $(document).on("keyup","#id-name",function(){});
    5) $(document).on("keyup",".class-name",function(){});
    7) $("selector").on({  
                    mouseenter: function(){ $(this).css("background-color", "lightgray"); },
                    mouseleave: function(){ $(this).css("background-color", "lightblue"); }, 
                    click: function(){ $(this).css("background-color", "yellow"); }
                });
    <!-- end on -->

VALIDATIONS:

#Empty Check:

    var xid = $("#id").val();
    if((xid == 0) || (xid == '') || (xid == undefined) || (xid == null)){
        alert('empty');
    }

#ALLOW ONLY NUMBERS:

    $(document).on("keyup",".allowNumOnly",function(){
        var val = $(this).val();
        if(isNaN(val)){
            val = val.replace(/[^0-9\.]/g,'');  
        }
        $(this).val(val); 
    });

#Mail Validation:

    var emailReg = /^([\w-\.]+@([\w-]+\.)+[\w-]{2,4})?$/;   
    if(emailReg.test(mail) ){
        alert("Valid");
    } else {
        alert("Invalid");
    }

#Mobile Validation:

    var mobile = $("#mobile").val();
    var filter = /^\d*(?:\.\d{1,2})?$/; || var NumberRegex = /^[0-9]*$/;
    if (mobile.test(filter) && mobile.length == 10) {
        alert("Valid");
    } else {
        alert("Invalid");
    }

#Validate Dynamic Fileds(Multiple):

    var primary_numbers = [];
	$("input[name='primary_mobile[]']").each(function() {
		var value = $(this).val();
		primary_numbers.push(value);
		if(value == ""){
			alert("Mobile number should not be empty");
		} else if(value != '') {
			if(value.length < 10){
				alert("Mobile number should be 10 digit");
			}
		}
	});
	if(primary_numbers != ""){
		duplicateNumber = primary_numbers.some((element, index) => {
			return primary_numbers.indexOf(element) !== index
		});
		if(duplicateNumber){
			alert("Duplicate numbers should not be allowed!");
		}
	}

#Checkbox Validation:

        if(($('.is_primeMobile:radio:checked').length == 0)){
                alert("Please select atleast one primary number");
        }

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