input光标位置
兼容谷歌火狐-input光标位置
input框在没有添加任何效果的情况下,输入文字后光标始终在最后的位置,谷歌||火狐效果一样
但是在给input加入点击事件后 谷歌:input框插入文字后,光标会自动到最后位置
火狐:input框插入文字后,光标在插入文字的后面
兼容:光标在文字的最后面
function moveEnd(obj){
obj.focus();
var len = obj.value.length;
if (document.selection) {
var sel = obj.createTextRange();
sel.moveStart('character',len);
sel.collapse();
sel.select();
} else if (typeof obj.selectionStart == 'number' && typeof obj.selectionEnd == 'number') {
obj.selectionStart = obj.selectionEnd = len;
}
}
![](data:image/png;base64,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)
兼容:光标在中间插入文字的后面
function moveEnd(obj){
obj.focus();
var len = obj.value.length;
if (document.selection) {
var sel = obj.createTextRange();
sel.moveStart('character',len);
sel.collapse();
sel.select();
} else if (typeof obj.selectionStart == 'number' && typeof obj.selectionEnd == 'number') {
setCursorPosition(obj,obj.selectionStart)
}
}
设置光标位置:
setSelectionRange(obj.selectionStart,obj.selectionStart);
selectionStart
输入性元素selection起点的位置,可读写。
selectionEnd
输入性元素selection结束点的位置,可读写。
setSelectionRange(start, end)
设置输入性元素selectionStart和selectionEnd值
输入性元素selection起点的位置,可读写。
selectionEnd
输入性元素selection结束点的位置,可读写。
setSelectionRange(start, end)
设置输入性元素selectionStart和selectionEnd值