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@@ -1,6 +1,6 @@
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# jk
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jk is a recreational tacit array programming language inspired by J and K (so j + k = jk).
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-this is an implementation of the jk interpreter in C. Requires libgc (a.k.a. bdwgc) to build.
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+this is an implementation of the jk interpreter in C. Requires libgc (a.k.a. bdwgc) and libpcre to build.
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# Examples
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## Compute factorial
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@@ -299,6 +299,9 @@ E. monadic exit exit with exit code
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L. dyadic tackleft prepend x to y
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R. dyadic tackright append x to y
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v. monadic value get value of var x (udf if not defined)
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+x. monadic show identity for strings, same as $ repr for other
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+x. dyadic rematch match str y with regex (PCRE)
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+X. dyadic extract extract all matches of regex x from y
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f" each >"1 2 3 yields 2 3 4
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xf" merge 1 2 3,"a b c yields (1,.a),:(2,.b),:(3,.c)
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@@ -340,7 +343,7 @@ xf^:Fx under2 ~F(Fx)f(Fx)
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# Prebuilt binaries
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-There is prebuilt ELF executables with statically linked libgc for x86-64 and aarch64 Linux:
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+There is prebuilt ELF executables with statically linked libgc and libpcre for x86-64 and aarch64 Linux:
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- [x86_64](https://files.txlyre.website/d/software/jk/latest_linux_x86_64/jk)
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- [aarch64](https://files.txlyre.website/d/software/jk/latest_linux_aarch64/jk)
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