diff options
| -rw-r--r-- | readmore.js | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/readmore.js b/readmore.js index 8badc14..0d55e09 100644 --- a/readmore.js +++ b/readmore.js @@ -250,14 +250,18 @@ // Fire beforeToggle callback // Since we determined the new "expanded" state above we're now out of sync // with our true current state, so we need to flip the value of `expanded` - this.options.beforeToggle(trigger, $element, ! expanded); + if (this.options.beforeToggle && typeof this.options.beforeToggle === 'function') { + this.options.beforeToggle(trigger, $element, ! expanded); + } $element.css({'height': newHeight}); // Fire afterToggle callback $element.on('transitionend', (function(_this) { return function() { - _this.options.afterToggle(trigger, $element, expanded); + if (_this.options.afterToggle && typeof _this.options.afterToggle === 'function') { + _this.options.afterToggle(trigger, $element, expanded); + } $(this).attr({ 'aria-expanded': expanded |