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19 lines
515 B
JavaScript
19 lines
515 B
JavaScript
var coll = document.querySelectorAll(".ltx_tocentry.ltx_tocentry_section > .ltx_ref");
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var i;
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for (i = 0; i < coll.length; i++) {
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coll[i].addEventListener("click", function() {
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this.classList.toggle("active");
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var content = this.nextElementSibling;
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if (content) {
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if (content.style.maxHeight){
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content.style.maxHeight = null;
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} else {
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content.style.maxHeight = content.scrollHeight + "px";
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}
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} else {}
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});
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if (coll[i].nextElementSibling) {} else {
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coll[i].classList.add("del");
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}
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} |