- index
- The index at which to insert.
- s
- The char sequence to insert.
- start
- The inclusive start index in the char sequence.
- end
- The exclusive end index in the char sequence.
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Type Reason Java.Lang.IndexOutOfBoundsException if index is negative or greater than the current length, start or end are negative, start is greater than end or end is greater than the length of s.
Inserts the specified subsequence into this buffer at the specified index.
If the specified CharSequence is null, the string "null" is inserted, otherwise the contents of the CharSequence.