offset and count exceeds length , then all 16-bit units to the end of the data are replaced; (i.e., the effect is the same as a remove method call with the same range, followed by an append method invocation).
@param arg The DOMString with which the range must be replaced.
@exception DOMException INDEX_SIZE_ERR: Raised if the specified offset is negative or greater than the number of 16-bit units in data , or if the specified count is negative. | |