jq toggle1.9版本后不支持解决方案

Posted 2020-08-14 嘎子哥

<script type="text/javascript">
    $(document).ready(function(){
        $("button").toggle(function(){
            $("body").css("background-color", "green");
        }, function(){
            $("body").css("background-color", "red");
        }, function(){
            $("body").css("background-color", "yellow");
        });
    });

    $.fn.toggle = function( fn ) {
        // Save reference to arguments for access in closure
        var args = arguments,
                guid = fn.guid || jQuery.guid++,
                i = 0,
                toggler = function( event ) {
                    // Figure out which function to execute
                    var lastToggle = ( jQuery._data( this, "lastToggle" + fn.guid ) || 0 ) % i;
                    jQuery._data( this, "lastToggle" + fn.guid, lastToggle + 1 );

                    // Make sure that clicks stop
                    event.preventDefault();

                    // and execute the function
                    return args[ lastToggle ].apply( this, arguments ) || false;
                };

        // link all the functions, so any of them can unbind this click handler
        toggler.guid = guid;
        while ( i < args.length ) {
            args[ i++ ].guid = guid;
        }

        return this.click( toggler );
    }
</script>