Java 如何拆分此所需格式的字符串?
我有下面的文本格式Java 如何拆分此所需格式的字符串?,java,string,split,Java,String,Split,我有下面的文本格式 String s = " key1:value1; key2:value2; key3:value3; key4:value4; key5:value5; key6:https://url1.com, https://url2.com; key7:value;"; Note: (the number of urls in key6 will be 1 to many and non linear) 我使用s.split(“;”)将s拆分为7个键值块 现在我
String s = "
key1:value1;
key2:value2;
key3:value3;
key4:value4;
key5:value5;
key6:https://url1.com, https://url2.com;
key7:value;";
Note: (the number of urls in key6 will be 1 to many and non linear)
我使用s.split(“;”)将s拆分为7个键值块
现在我想再次分别拆分键和值,并将其存储在数组0和ist位置中
//while looping into keyValPair[i]
String[] singleKeyVal[] = keyValPair[0].split(":");
/*Output
singleKeyVal[0] will have Key1
singleKeyVal[1] will have Value1
perform some task and clear the array singlekeyVal[]
问题是如何正确拆分键6
//while looping into KeyValPair[i]
String[] singleKeyVal[] = keyValPair[5].split(":"); //6th chunk contains : in the URL too
/*Output
singleKeyVal[0] will have Key6
singleKeyVal[1] should contain https://url1.com,https://url2.com
also note that above example contains only 2 urls but it will contain urls between 1 to many urls,
第二个参数是limit
:
limit参数控制应用阵列的次数,因此会影响结果阵列的长度
所以使用
String[] SingleKeyVal[] = KeyValPair[5].split(":", 2);
要仅拆分一次并获得大小为2的数组,需要使用第二个参数limit
:
limit参数控制应用阵列的次数,因此会影响结果阵列的长度
所以使用
String[] SingleKeyVal[] = KeyValPair[5].split(":", 2);
只拆分一次并获得大小为2的数组。有两种
split
方法-使用limit
参数指定所需的最大组数。就你而言:
String[] singleKeyVal = keyValPair[5].split(":", 2);
你应该做你想做的
ps:您应该采用Java命名约定(变量以小写开头)。有两种
split
方法-采用limit
参数,允许您指定所需的最大组数。就你而言:
String[] singleKeyVal = keyValPair[5].split(":", 2);
你应该做你想做的
ps:您应该采用Java命名约定(变量以小写开头)。不使用indexOf(:“”)进行拆分,而是使用索引中的子字符串。不使用indexOf(:“”)进行拆分,而是使用索引中的子字符串。