[英]Shorter way to pass two different parameters
不好意思的标题很抱歉,不确定如何描述我在做什么,我的代码是这样的:
if (is_title === 'false') {
$elem.popover({
placement: 'auto',
trigger: 'hover',
html: true,
delay: {"show": 0, "hide": 100},
container: $elem,
animation: true,
template: '<div class="popover main_block popover_tweaks" style="width: 500px;" role="tooltip"><div class="arrow"></div><div class="popover-content"></div></div>'
});
} else {
$elem.popover({
placement: 'auto',
trigger: 'hover',
html: true,
delay: {"show": 0, "hide": 100},
container: $elem,
animation: true,
template: '<div class="popover main_block popover_tweaks" style="width: 500px;" role="tooltip"><div class="arrow"></div><div class="block_header"><h2 class="popover-title"></h2></div><div class="popover-content"></div></div>'
});
}
我是(想)php开发人员,所以我尝试了一下(认为它可以像数组一样工作,我会添加最后一个参数,但是没有用)
$elem.popover({
placement: 'auto',
trigger: 'hover',
html: true,
delay: {"show": 0, "hide": 100},
container: $elem,
animation: true,
});
if (is_title === 'false') {
$elem.popover({
template: '<div class="popover main_block popover_tweaks" style="width: 500px;" role="tooltip"><div class="arrow"></div><div class="popover-content"></div></div>'
});
} else {
$elem.popover({
template: '<div class="popover main_block popover_tweaks" style="width: 500px;" role="tooltip"><div class="arrow"></div><div class="block_header"><h2 class="popover-title"></h2></div><div class="popover-content"></div></div>'
});
}
我的问题是,有没有一种方法可以只更改模板参数,而无需重复其他所有参数?
您正在传递对象文字。 您可以先使用公共部分对其进行初始化,然后根据逻辑添加特定部分。
例如:
var param = {
placement: 'auto',
trigger: 'hover',
html: true,
delay: {"show": 0, "hide": 100},
container: $elem,
animation: true,
}
if (is_title === 'false') {
param.template = '<div class="popover main_block popover_tweaks" style="width: 500px;" role="tooltip"><div class="arrow"></div><div class="popover-content"></div></div>';
} else {
param.template = '<div class="popover main_block popover_tweaks" style="width: 500px;" role="tooltip"><div class="arrow"></div><div class="block_header"><h2 class="popover-title"></h2></div><div class="popover-content"></div></div>';
}
$elem.popover(param);
或者,您可以在对象文字中使用条件,因此您可以执行以下操作:
$elem.popover({
placement: 'auto',
trigger: 'hover',
html: true,
delay: {"show": 0, "hide": 100},
container: $elem,
animation: true,
template: is_title ?
'<div class="popover main_block popover_tweaks" style="width: 500px;" role="tooltip"><div class="arrow"></div><div class="block_header"><h2 class="popover-title"></h2></div><div class="popover-content"></div></div>'
:'<div class="popover main_block popover_tweaks" style="width: 500px;" role="tooltip"><div class="arrow"></div><div class="popover-content"></div></div>'
});
只需使用条件运算符:
$elem.popover({
placement: 'auto',
trigger: 'hover',
html: true,
delay: {"show": 0, "hide": 100},
container: $elem,
animation: true,
template: (is_title === 'false' ? '<div class="popover main_block popover_tweaks" style="width: 500px;" role="tooltip"><div class="arrow"></div><div class="popover-content"></div></div>' : '<div class="popover main_block popover_tweaks" style="width: 500px;" role="tooltip"><div class="arrow"></div><div class="block_header"><h2 class="popover-title"></h2></div><div class="popover-content"></div></div>')
});
您可以先创建一个选项对象,然后对模板使用三元运算符。 就像是:
`var opts = {template: title === false ? '<div>template 1</div>' : '<div>template 2</div>'};`
然后打电话
popover(opts)
很抱歉格式化!
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