我想替换包含$test的{{1}}中的字符串，没有语法错误，但是没有替换：
$folder$ test仍然包含'c：\ test \ subtest \'
答案 0 :(得分：6)
$folder = 'c:\test'
$test = 'c:\test\subtest\'.replace($folder,'')
如果您只想替换直线，可以使用Replace()方法，而不是使用当前的使用正则表达式替换的-Replace运算符。
相关：What's the difference between .replace and -replace in powershell?
答案 1 :(得分：2)
library(networkD3)
library(htmlwidgets)
ID <- 0:24
NodeGroup <- c(rep(1,8),2,5,rep(4,7),3,5,6,6,7,7,8,9)
name <- c("29581k","5279k","4218k","1917k","1356k","Ventas diversas: 116",
"Venta diversa: 97","Venta de: 141","Venta totales: 42705",
"Contribucion marginal: 18183", "17531k","1744k","1326k","1208k",
"526k","459k","14k","IIBB: 1714","Costo: 22808",
"Gastos directos: 6734", "Gastos distribudos: 2958","Resultado: 8851",
"Total Gastos: 9332","Imp. Gcias: 3098","Resultado Netto: 5.753")
nodes <- data.frame(ID, name, NodeGroup)
nodes$NodeGroup <- as.character(nodes$NodeGroup)
source <- c(0:7, rep(8,9), 10:16, rep(9,3), 19, 20, 21, 21)
target <- c(rep(8,8), 17, 10:16, 9, rep(18,7), 19:21, rep(22, 2), 23, 24)
value <- c(29581,5279,4218,1917,1356,116,97,141,1714,17531,1744,1326,1208,526,
459,14,18138,17531,1744,1326,1208,526,459,14,6374,2958,8851,6374,
2958,3098,5753)
group <- c(1:8, rep(9,8), 10, rep(19,7), rep(18,3), rep(23,2), rep(22,2))
links <- data.frame(source, target, value, group)
links$group <- as.character(links$group)
sn <- sankeyNetwork(Links=links, Nodes=nodes, Source='source', Target='target',
Value='value', NodeID='name', fontSize=18,
NodeGroup = "NodeGroup",
sinksRight = FALSE,
LinkGroup = "group",
#nodeWidth = 40,
#width=1500, height=500,
#margin = list("right"=250),
iterations = FALSE)
onRender(sn,
'
function(el, x) {
var sankey = this.sankey;
var path = sankey.link();
var nodes = d3.selectAll(".node");
var link = d3.selectAll(".link")
var width = el.getBoundingClientRect().width - 40;
var height = el.getBoundingClientRect().height - 40;
window.dragmove = function(d) {
d3.select(this).attr("transform",
"translate(" + (
d.x = Math.max(0, Math.min(width - d.dx, d3.event.x))
) + "," + (
d.y = Math.max(0, Math.min(height - d.dy, d3.event.y))
) + ")");
sankey.relayout();
link.attr("d", path);
};
nodes.call(d3.drag()
.subject(function(d) { return d; })
.on("start", function() { this.parentNode.appendChild(this); })
.on("drag", dragmove));
}
'
)
以正则表达式作为输入，在正则表达式中，-replace表示“制表符”。
\t将给出期望的结果。