maxLength);System.out.println("原始字符串: "+inputString);System.out.println("截断后的字符串: "+truncatedString);}publicstaticStringtruncateString(Stringstr,intmaxLength){if(str.length
我们可以先将长字符串复制到StringBuilder对象中,然后使用setLength方法设置其长度为指定长度减去省略号的长度,并在末尾添加省略号。 publicstaticStringconvertToSpecificLength(Stringinput,intlength){if(input.length()<=length){returninput;}else{StringBuilderstringBuilder=newStringBuilder(input);stringBuilder.setLength(...
value truncated to length. */ public static String truncate(String value, int length) { if (value != null && value.length() > length) value = value.substring(0, length); return value; } http://www.java2s.com/Tutorial/Java/0040__Data-Type/TruncateaStringtothegivenlengthwithnowarningsor...
replaceAll("\\s+", ""); Function<String, String> toLowerCase = String::toLowerCase; Function<String, String> truncate = str -> str.substring(0, Math.min(str.length(), 10)); Function<String, String> dataProcessingPipeline = removeWhitespace .andThen(toLowerCase) .andThen(truncate); ...
Let’s see how we can use this method combined with thestream APIto truncate a string: staticStringusingCodePointsMethod(String text,intlength){returntext.codePoints() .limit(length) .collect(StringBuilder::new, StringBuilder::appendCodePoint, StringBuilder::append) ...
}/*** @description 匹配效验*/protectedstaticbooleansqlValidate(String str){//统一转为小写String s =str.toLowerCase();//过滤掉的sql关键字,特殊字符前面需要加\\进行转义String badStr = "select|update|and|or|delete|insert|truncate|char|into|substr|ascii|declare|exec|count|master|into|drop|execute...
setString 方法 (long, java.lang.String, int, int) (SQLServerNClob) truncate 方法(SQLServerNClob) SQLServerParameterMetaData 類別 SQLServerPooledConnection 類別 SQLServerPreparedStatement 類別 SQLServerResource 類別 SQLServerResultSet 類別 SQLServerResultSetMetaData 類別 SQLSe...
setString 方法 (long, java.lang.String, int, int) (SQLServerNClob) truncate 方法(SQLServerNClob) SQLServerParameterMetaData 類別 SQLServerPooledConnection 類別 SQLServerPreparedStatement 類別 SQLServerResource 類別 SQLServerResultSet 類別 SQLServerResultSetMetaData 類別 SQL...
其中内置group_concat返回一个聚合的string,最大长度由参数group_concat_max_len(Maximum allowed result length in bytes for the GROUP_CONCAT())决定,默认是1024,一般都太短了,开发要求改长一点,例如1024000。 当group_concat返回的结果集的大小超过max_allowed_packet限制的时候,程序会报错,这一点要额外注意。
decode(returnDigits); String result = null; // Using the counter // First 8 bytes are for the movingFactor // Compliant with base RFC 4226 (HOTP) while (time.length() < 16) { time = "0" + time; } // Get the HEX in a Byte[] byte[] msg = hexStr2Bytes(time); byte[] k...