top.zhogjianhao

类 StringUtils

java.lang.Object

org.apache.commons.lang3.StringUtils

top.zhogjianhao.StringUtils

public class StringUtils
extends org.apache.commons.lang3.StringUtils

字符串工具类

字段概要

从类继承的字段 org.apache.commons.lang3.StringUtils

CR, EMPTY, INDEX_NOT_FOUND, LF, SPACE

构造器概要

构造器

构造器和说明
StringUtils()

方法概要

限定符和类型	方法和说明
static String	format(@NonNull String str, String... vals) 格式化：将多个字符串依次替换字符串的 {}
static int	indexOf(@NonNull CharSequence seq, @NonNull CharSequence searchSeq) 查找 seq 中 searchSeq 的第一个索引位置，找不到返回 -1
static String	nCopies(@NonNull String source, long n) 字符串重复 n 遍
static String	removeEndIgnoreCase(@NonNull String str, @NonNull String remove) 删除结尾，忽略大小写
static String	removeStartIgnoreCase(@NonNull String str, @NonNull String remove) 删除开头，忽略大小写
static String	toUnderscore(@NonNull String source) 转换为下划线命名

从类继承的方法 org.apache.commons.lang3.StringUtils

abbreviate, abbreviate, abbreviate, abbreviate, abbreviateMiddle, appendIfMissing, appendIfMissingIgnoreCase, capitalize, center, center, center, chomp, chomp, chop, compare, compare, compareIgnoreCase, compareIgnoreCase, contains, contains, containsAny, containsAny, containsAny, containsAnyIgnoreCase, containsIgnoreCase, containsNone, containsNone, containsOnly, containsOnly, containsWhitespace, countMatches, countMatches, defaultIfBlank, defaultIfEmpty, defaultString, defaultString, deleteWhitespace, difference, endsWith, endsWithAny, endsWithIgnoreCase, equals, equalsAny, equalsAnyIgnoreCase, equalsIgnoreCase, firstNonBlank, firstNonEmpty, getBytes, getBytes, getCommonPrefix, getDigits, getFuzzyDistance, getIfBlank, getIfEmpty, getJaroWinklerDistance, getLevenshteinDistance, getLevenshteinDistance, indexOf, indexOf, indexOf, indexOfAny, indexOfAny, indexOfAny, indexOfAnyBut, indexOfAnyBut, indexOfDifference, indexOfDifference, indexOfIgnoreCase, indexOfIgnoreCase, isAllBlank, isAllEmpty, isAllLowerCase, isAllUpperCase, isAlpha, isAlphanumeric, isAlphanumericSpace, isAlphaSpace, isAnyBlank, isAnyEmpty, isAsciiPrintable, isBlank, isEmpty, isMixedCase, isNoneBlank, isNoneEmpty, isNotBlank, isNotEmpty, isNumeric, isNumericSpace, isWhitespace, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, joinWith, lastIndexOf, lastIndexOf, lastIndexOf, lastIndexOf, lastIndexOfAny, lastIndexOfIgnoreCase, lastIndexOfIgnoreCase, lastOrdinalIndexOf, left, leftPad, leftPad, leftPad, length, lowerCase, lowerCase, mid, normalizeSpace, ordinalIndexOf, overlay, prependIfMissing, prependIfMissingIgnoreCase, remove, remove, removeAll, removeEnd, removeFirst, removeIgnoreCase, removePattern, removeStart, repeat, repeat, repeat, replace, replace, replaceAll, replaceChars, replaceChars, replaceEach, replaceEachRepeatedly, replaceFirst, replaceIgnoreCase, replaceIgnoreCase, replaceOnce, replaceOnceIgnoreCase, replacePattern, reverse, reverseDelimited, right, rightPad, rightPad, rightPad, rotate, split, split, split, split, splitByCharacterType, splitByCharacterTypeCamelCase, splitByWholeSeparator, splitByWholeSeparator, splitByWholeSeparatorPreserveAllTokens, splitByWholeSeparatorPreserveAllTokens, splitPreserveAllTokens, splitPreserveAllTokens, splitPreserveAllTokens, splitPreserveAllTokens, startsWith, startsWithAny, startsWithIgnoreCase, strip, strip, stripAccents, stripAll, stripAll, stripEnd, stripStart, stripToEmpty, stripToNull, substring, substring, substringAfter, substringAfter, substringAfterLast, substringAfterLast, substringBefore, substringBefore, substringBeforeLast, substringBetween, substringBetween, substringsBetween, swapCase, toCodePoints, toEncodedString, toRootLowerCase, toRootUpperCase, toString, trim, trimToEmpty, trimToNull, truncate, truncate, uncapitalize, unwrap, unwrap, upperCase, upperCase, valueOf, wrap, wrap, wrapIfMissing, wrapIfMissing

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

StringUtils

public StringUtils()

方法详细资料

indexOf

public static int indexOf(@NonNull
                          @NonNull CharSequence seq,
                          @NonNull
                          @NonNull CharSequence searchSeq)

查找 seq 中 searchSeq 的第一个索引位置，找不到返回 -1

参数:

seq - 被查找的字符串

searchSeq - 需要查找的字符串

返回:

需要查找的字符串在被查找的字符串中的第一个索引位置

removeStartIgnoreCase

public static String removeStartIgnoreCase(@NonNull
                                           @NonNull String str,
                                           @NonNull
                                           @NonNull String remove)

删除开头，忽略大小写

参数:

str - 被删除的字符串

remove - 需要删除的开头字符串

返回:

删除后的字符串

removeEndIgnoreCase

public static String removeEndIgnoreCase(@NonNull
                                         @NonNull String str,
                                         @NonNull
                                         @NonNull String remove)

删除结尾，忽略大小写

参数:

str - 被删除的字符串

remove - 需要删除的结尾字符串

返回:

删除后的字符串

format

public static String format(@NonNull
                            @NonNull String str,
                            @NonNull
                            String... vals)

格式化：将多个字符串依次替换字符串的 {}

参数:

str - 被格式化的字符串

vals - 需要替换的多个字符串

返回:

格式化后的字符串

toUnderscore

public static String toUnderscore(@NonNull
                                  @NonNull String source)

转换为下划线命名

参数:

source - 需要转换的内容

返回:

转换后的内容

nCopies

public static String nCopies(@NonNull
                             @NonNull String source,
                             long n)

字符串重复 n 遍

参数:

source - 字符串

n - 重复次数

返回:

重复 n 遍的字符串